Chapter 10: Axial Muscles

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List the Muscles of Facial Expression: Scalp

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  • “Frontal Belly of Occipitofrontalis”.

  • “Occipiatl Belly of Occipitofrontalis”.

  • “Temporoparietalis”.

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Identify the Origin & Insertion of …..

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“Galea Aponeurosis” Muscles of the Scalp.

  • ORIGIN of the “Frontal Belly of Occipitofrontalis”.

  • INSERTION of the “Occipital Belly of Occipitofrontalis”.

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1
New cards

List the Muscles of Facial Expression: Scalp

  • “Frontal Belly of Occipitofrontalis”.

  • “Occipiatl Belly of Occipitofrontalis”.

  • “Temporoparietalis”.

2
New cards

Identify the Origin & Insertion of …..

“Galea Aponeurosis” Muscles of the Scalp.

  • ORIGIN of the “Frontal Belly of Occipitofrontalis”.

  • INSERTION of the “Occipital Belly of Occipitofrontalis”.

3
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Identify the Muscle, Origin, Insertion, & Action.

“Frontal Belly of Occipitofrontalis” Muscles of the Scalp.

  • ORIGIN: “Galea Aponeurosis”.

  • INSERTION: Skin SUPERIOR to eyebrows.

  • ACTION: ELEVATES eyebrows.

4
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Identify the Muscle, Origin, Insertion, & Action.

“Frontal Belly of Occipitofrontalis” Muscles of the Scalp.

  • ORIGIN: “Galea Aponeurosis”.

  • INSERTION: Skin SUPERIOR to eyebrows.

  • ACTION: ELEVATES eyebrows.

5
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Identify the Muscle, Origin, Insertion, & Action.

“Frontal Belly of Occipitofrontalis” Muscles of the Scalp.

  • ORIGIN: “Superior Nuchal Line of the Occipital Bone”.

  • INSERTION: “Galea Aponeurotica”.

  • ACTION: RETRACTS scalp.

6
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Identify the Muscle, Origin, Insertion, & Action.

“Temporoparietalis” Muscles of the Scalp.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: RETRACTS scalp.

7
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Identify the Muscle, Origin, Insertion, & Action.

“Temporoparietalis” Muscles of the Scalp.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: MOVES auricle of ear.

8
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List the Muscles of Facial Expression: Eye

  • “Corrugator Supercilii”.

  • “Orbicularis Oculi”.

  • “Levator Palpebrae Superioris”.

9
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Identify the Muscle, Origin, Insertion, & Action.

“Corrugator Supercilii” Muscles of the Eye.

  • ORIGIN: N/A.

  • INSERTION: Skin of eyebrows.

  • ACTION: PULLS skin INFERIORLY & MEDIALLY.

10
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Identify the Muscle, Origin, Insertion, & Action.

“Orbicularis Oculi” of the Eye.

  • ORIGIN: N/A.

  • INSERTION: Skin around eyelids.

  • ACTION: CLOSES eyes/BLINK.

11
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Identify the Muscle, Origin, Insertion, & Action.

“Orbicularis Oculi” of the Eye.

  • ORIGIN: N/A.

  • INSERTION: Skin around eyelids.

  • ACTION: CLOSES eyes/BLINK.

12
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Identify the Muscle, Origin, Insertion, & Action.

“Levator Palpebrae Superioris” of the Eye.

  • ORIGIN: N/A.

  • INSERTION: Skin of UPPER eyelid.

  • ACTION: ELEVATES upper eyelid.

13
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List the Muscles of Facial Expression: Mouth

  • “Orbicularis Oris”.

  • “Buccinator”.

  • “Risorius”.

  • “Zygomaticus Major”.

  • “Zygomaticus Minoe”.

  • “Levator Labii Superioris”.

  • “Depressor Labii Inferioris”.

  • “Depressor Anguli Oris (Triangularis)”.

  • “Mentalis”.

14
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Identify the Muscle, Origin, Insertion, & Action.

“Orbicularis Oris” of the Mouth.

  • ORIGIN: N/A.

  • INSERTION: Angles of mouth.

  • ACTION: COMPRESSES, PURSES lips.

15
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Identify the Muscle, Origin, Insertion, & Action.

“Buccinator” of the Mouth.

  • ORIGIN: N/A.

  • INSERTION: “Oribicularis Oris”.

  • ACTION: COMPRESSES cheeks.

16
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Identify the Muscle, Origin, Insertion, & Action.

“Risorius” of the Mouth.

  • ORIGIN: N/A.

  • INSERTION: Angle of mouth.

  • ACTION: DRAWS angle of mouth LATERALLY.

17
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Identify the Muscle, Origin, Insertion, & Action.

“Zygomaticus Major” of the Mouth.

  • ORIGIN: “Zygomatic Bone”.

  • INSERTION: Angle of mouth.

  • ACTION: ELEVATE & laterally RETRACTS angle of mouth.

18
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Identify the Muscle, Origin, Insertion, & Action.

“Zygomaticus Minor” of the Mouth.

  • ORIGIN: “Zygomatic Bone”.

  • INSERTION: UPPER of lip.

  • ACTION: ELEVATES upper lip.

19
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Identify the Muscle, Origin, Insertion, & Action.

“Levator Labii Superioris” of the Mouth.

  • ORIGIN: “Maxilla Bone & Zygomatic Bone”.

  • INSERTION: “Orbicularis Oris”.

  • ACTION: ELEVATES upper lip.

20
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Identify the Muscle, Origin, Insertion, & Action.

“Depressor Labii Inferioris” of the Mouth.

  • ORIGIN: “Mandible”.

  • INSERTION: “Skin of lower lip”.

  • ACTION: DEPRESSES lower lip.

21
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Identify the Muscle, Origin, Insertion, & Action.

“Depressor Anguli Oris (Trangularis)” of the Mouth.

  • ORIGIN: “Mandible”.

  • INSERTION: “Angle of mouth”.

  • ACTION: DEPRESSES angle of mouth.

22
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Identify the Muscle, Origin, Insertion, & Action.

“Mentalis” of the Mouth.

  • ORIGIN: N/A.

  • INSERTION: “Skin of chin”.

  • ACTION: ELEVATES, EVERT (pushes outward), & PROTRUDES (pout) lower lip.

23
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List the Muscles of Facial Expression: Nose

  • “Procerus”.

  • “Nasalis”.

24
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Identify the Muscle, Origin, Insertion, & Action.

“Procerus” of the Nose.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: Changes POSITION & SHAPE of nostrils, draws MEDIAL angle of eyebrows INFERIORLY.

25
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Identify the Muscle, Origin, Insertion, & Action.

“Nasalis” of the Nose.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: COMPRESS bridge of noss, DEPRESSES tip, ELEVATES corners of nostrils.

26
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List the Muscles of Facial Expression: Neck

  • “Platysma”.

27
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Identify the Muscle, Origin, Insertion, & Action.

“Platysma” of the Neck.

  • ORIGIN: N/A.

  • INSERTION: “Mandible” & skin of cheek.

  • ACTION: TENSE skin of neck; & DEPRESS mandible.

28
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List the Muscles of Mastication.

  • “Lateral (External) Pterygoid”.

  • “Medial (Internal) Pterygoid”.

  • “Masseter”.

  • “Temporalis”.

29
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Identify the Muscle, Origin, Insertion, & Action.

“Lateral (External) Pterygoid” of the Muscles of Mastication.

  • ORIGIN: “Pterygoid Plate of Sphenoid Bone”.

  • INSERTION: “Mandibular Condyle”.

  • ACTION: MOVE mandible side to side; DEPRESS mandible.

30
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Identify the Muscle, Origin, Insertion, & Action.

“Medial (Internal) Pterygoid” of the Muscles of Mastication.

  • ORIGIN: “Pterygoid Plate of Sphenoid Bone”.

  • INSERTION: “Mandibular Ramus”.

  • ACTION: MOVE mandible side to side; ELEVATES mandible.

31
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Identify the Muscle, Origin, Insertion, & Action.

“Masseter” of the Muscles of Mastication.

  • ORIGIN: “Zygomatic Arch”.

  • INSERTION: “Angle of Mandible”.

  • ACTION: ELEVATES mandible.

32
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Identify the Muscle, Origin, Insertion, & Action.

“Temporalis” of the Muscles of Mastication.

  • ORIGIN: “Temporal Lines of skull”.

  • INSERTION: “Coronoid Process of Mandible”.

  • ACTION: ELEVATES mandible.

33
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List the Muscles of the Swallowing & Tongue.

  • “Superior Pharyngeal Constrictors”.

  • “Middle Pharyngeal Constrictors”.

  • “Inferior Pharyngeal Constrictors”.

  • “Glossus Group”.

34
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Identify the Muscle, Origin, Insertion, & Action.

“Superior Pharyngeal Constrictors” of the Muscles of the Swallowing & Tongue.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: CONSTRICT pharynx to propel bolus DOWN esophagus.

    • (Squeeze the throat to push food down into the esophagus).

35
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Identify the Muscle, Origin, Insertion, & Action.

“Middle Pharyngeal Constrictors” of the Muscles of the Swallowing & Tongue.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: CONSTRICT pharynx to propel bolus DOWN esophagus.

    • (Squeeze the throat to push food down into the esophagus).

36
New cards

Identify the Muscle, Origin, Insertion, & Action.

“Inferior Pharyngeal Constrictors” of the Muscles of the Swallowing & Tongue.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: CONSTRICT pharynx to propel bolus DOWN esophagus.

    • (Squeeze the throat to push food down into the esophagus).

37
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List the Glossus Group (Muscles of the Tongue).

  1. “Palatoglossus”.

  2. “Styloglossus”.

  3. “Genioglossus”.

  4. “Hyoglossus”.

38
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Identify the Muscle, Origin, Insertion, & Action.

“Palatoglossus” of the Muscles of the Swallowing & Tongue.

  • ORIGIN: N/A.

  • INSERTION: Tongue.

  • ACTION: ALL movements of tongue.

39
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Identify the Muscle, Origin, Insertion, & Action.

“Styloglossus” of the Muscles of the Swallowing & Tongue.

  • ORIGIN: N/A.

  • INSERTION: Tongue.

  • ACTION: ALL movements of tongue.

40
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Identify the Muscle, Origin, Insertion, & Action.

“Genioglossus” of the Muscles of the Swallowing & Tongue.

  • ORIGIN: N/A.

  • INSERTION: Tongue.

  • ACTION: ALL movements of tongue.

41
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Identify the Muscle, Origin, Insertion, & Action.

“Hyoglossus” of the Muscles of the Swallowing & Tongue.

  • ORIGIN: N/A.

  • INSERTION: Tongue.

  • ACTION: ALL movements of tongue.

42
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List the Muscles of Head & Neck (Hyoid Bone).

  • “Splenius Capitis”.

  • “Sternocleidomastoid”.

  • “Omohyoid Superior Belly”.

  • “Omohyoid Inferior Belly”.

  • “Sternohyoid”.

  • “Sternothyroid”.

  • “Thyrohyoid”.

  • “(Digastric) Anterior Belly”.

  • “(Digastric) Posterior Belly”.

43
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Identify the Muscle, Origin, Insertion, & Action.

“Splenius Capitis” of the Muscles of the Head & Neck.

  • ORIGIN: “Spinous Process” of Lower Cervical & Upper Thoracic Vertebrae.

  • INSERTION: “Occipital Bone”; “Mastoid Process" of Temporal Bone”.

  • ACTION:

    • (TOGETHER) EXTENDS neck.

    • (SINGALLY) ROTATING & laterally FLEX neck.

44
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Identify and Define the Ligament.

“Nuchal Ligament”.

  • The “Nuchal Ligament” is a ligament that RUNS ALONG the “Spinous Processes of Cervical Vertebrae”.

45
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What Muscles Originates from the “Nuchal Ligament”?

The “Trapezius” & “Splenius Capitis”.

46
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Identify the Muscle.

“Sternocleidomastoid” of the Muscles of the Head & Neck.

47
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Identify the Muscle, Origin, Insertion, & Action.

“Sternal Head of Sternocleidomastoid” of the Muscles of the Head & Neck.

  • ORIGIN: “Sternum”.

  • INSERTION: “Mastoid Process of Temporal Bone”.

  • ACTION:

    • (SINGLY): BENDS neck; TURNS face to OPPOSITE side of muscle.

    • (TOGETHER w/ “Clavicle Head”): FLEX neck.

48
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Identify the Muscle, Origin, Insertion, & Action.

“Clavicular Head of Sternocleidomastoid” of the Muscles of the Head & Neck.

  • ORIGIN: “Clavicle”.

  • INSERTION: “Mastoid Process of Temporal Bone”.

  • ACTION:

    • (SINGLY): BENDS neck; TURNS face to OPPOSITE side of muscle.

    • (TOGETHER w/ “Sternal Head”): FLEX neck.

49
New cards

Identify the Muscle.

“Omohyoid” of the Muscles of the Head & Neck.

50
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Identify the Muscle, Origin, Insertion, & Action.

“Omohyoid Superior Belly” of the Muscles of the Head & Neck.

  • ORIGIN: “Scapula”.

  • INSERTION: “Hyoid”.

  • ACTION: DEPRESS (depress) “Hyoid”.

51
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Identify the Muscle, Origin, Insertion, & Action.

“Omohyoid Inferior Belly” of the Muscles of the Head & Neck.

  • ORIGIN: “Scapula”.

  • INSERTION: “Hyoid”.

  • ACTION: DEPRESS (depress) “Hyoid”.

52
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Identify the Muscle, Origin, Insertion, & Action.

“Sternohyoid” of the Muscles of the Head & Neck.

  • ORIGIN: “Manubrium of Sternum”.

  • INSERTION: “Hyoid”.

  • ACTION: DEPRESS (depress) “Hyoid”.

53
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Identify the Muscle, Origin, Insertion, & Action.

“Sternothyroid” of the Muscles of the Head & Neck.

  • ORIGIN: “Manubrium”.

  • INSERTION: “Thyroid Cartilage”.

  • ACTION: DEPRESS (depress) “Larynx”.

54
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Identify the Muscle, Origin, Insertion, & Action.

“Thyrohyoid” of the Muscles of the Head & Neck.

  • ORIGIN: “Thyroid Cartilage”.

  • INSERTION: “Hyoid”.

  • ACTION: DEPRESS (depress) “Hyoid”; ELEVATE “Larynx”.

55
New cards

Identify the Muscle.

“Digastric” of the Muscles of the Head & Neck.

56
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Identify the Muscle, Origin, Insertion, & Action.

“Anterior Belly of Digastric” of the Muscles of the Head & Neck.

  • ORIGIN: “Mandible”.

  • INSERTION: “Hyoid”.

  • ACTION: DEPRESS (depress) “Mandible”; ELEVATE “Larynx”.

57
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Identify the Muscle, Origin, Insertion, & Action.

“Posterior Belly of Digastric” of the Muscles of the Head & Neck.

  • ORIGIN: “Mastoid Process of Temporal Bone”.

  • INSERTION: “Hyoid”.

  • ACTION: DEPRESS (depress) “Mandible”; ELEVATE “Larynx”.

58
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List the Muscles of the Eyes.

  • “Rectus Muscle”.

  • “Superior Rectus Muscle”.

  • “Inferior Rectus Muscle”.

  • “Medial Rectus Muscle”.

  • “Lateral Rectus Muscle”.

  • “Obliques”.

  • “Superior Obliques”.

  • “Inferior Obliques”.

59
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Identify the Muscle, Origin, Insertion, & Action.

“Superior Rectus” of the Muscles of the Eyes.

  • ORIGIN: N/A.

  • INSERTION: “Sclera of Eye”.

  • ACTION: Moves eye IN DIRECTION OF Rectus Muscle.

60
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Identify the Muscle, Insertion, & Action.

“Inferior Rectus” of the Muscles of the Eyes.

  • ORIGIN: N/A.

  • INSERTION: “Sclera of Eye”.

  • ACTION: Moves eye IN DIRECTION OF Rectus Muscle.

61
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Identify the Muscle, Origin, Insertion, & Action.

“Medial Rectus” of the Muscles of the Eyes.

  • ORIGIN: N/A.

  • INSERTION: “Sclera of Eye”.

  • ACTION: Moves eye IN DIRECTION OF Rectus Muscle.

62
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Identify the Muscle, Origin, Insertion, & Action.

“Lateral Rectus” of the Muscles of the Eyes.

  • ORIGIN: N/A.

  • INSERTION: “Sclera of Eye”.

  • ACTION: Moves eye IN DIRECTION OF Rectus Muscle.

63
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Identify the Muscle, Origin, Insertion, & Action.

“Superior Obliques” of the Muscles of the Eyes.

  • ORIGIN: N/A.

  • INSERTION: “Sclera of Eye”.

  • ACTION: Looks DOWN & LATERALLY; ROLLS eyes.

64
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Identify the Muscle, Origin, Insertion, & Action.

“Inferior Obliques” of the Muscles of the Eyes.

  • ORIGIN: N/A.

  • INSERTION: “Sclera of Eye”.

  • ACTION: Looks UP & ABDUCTS eyes (moving away from midline); ROLLS eyes.

65
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List the Muscles of Deep Black & Abdominals.

  • “Erector Spinae Group”.

  • “Spinalis”.

  • “Longissimus”.

  • “Ilicostalis”.

  • “Quadratus Lumborum”.

66
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Identify the Muscle, Origin, Insertion, & Action.

“Spinalis Cervicis” of the Muscles of the Deep Back (Erector Spinae Group).

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: EXTENDS Vertebral Column.

67
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Identify the Muscle, Origin, Insertion, & Action.

“Spinalis Thoracis” of the Muscles of the Deep Back (Erector Spinae Group).

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: EXTENDS Vertebral Column.

68
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Identify the Muscle, Origin, Insertion, & Action.

“Longissimus Capitis” of the Muscles of the Deep Back (Erector Spinae Group).ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: EXTENDS Vertebral Column.

69
New cards

Identify the Muscle, Origin, Insertion, & Action.

“Longissimus Cervicis” of the Muscles of the Deep Back (Erector Spinae Group).

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: EXTENDS Vertebral Column.

70
New cards

Identify the Muscle, Origin, Insertion, & Action.

“Longissimus Thoracis” of the Muscles of the Deep Back (Erector Spinae Group).

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: EXTENDS Vertebral Column.

71
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Identify the Muscle, Origin, Insertion, & Action.

“Iliocostalis Cervicis” of the Muscles of the Deep Back (Erector Spinae Group).

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: EXTENDS Vertebral Column.

72
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Identify the Muscle, Origin, Insertion, & Action.

“Iliocostalis Thoracis” of the Muscles of the Deep Back (Erector Spinae Group).

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: EXTENDS Vertebral Column.

73
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Identify the Muscle, Origin, Insertion, & Action.

“Iliocostalis Lumborum” of the Muscles of the Deep Back (Erector Spinae Group).

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: EXTENDS Vertebral Column.

74
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Identify the Muscle, Origin, Insertion, & Action.

“Quadratus Lumborum” of the Muscles of the Deep Back (Erector Spinae Group).

  • ORIGIN: “Iliac Crest”; “Iliolumbar Ligament”.

  • INSERTION: “LAST Rib”; “Transverse Process of Lumbar Vertebrae”.

  • ACTION:

    • (TOGETHER): “DEPRESS ribs”.

    • (SINGALLY): “Latera Flexion of Vertebral Column”.

75
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List the Muscles of Abdominals.

  • Scalenes”.

  • “Anterior Scalenes”.

  • “Middle Scalenes”.

  • “Posterior Scalenes”.

  • “Diaphragm”.

  • “External Intercostals”.

  • “Internal Intercostals”.

  • “Serratus Posterior Superior”.

  • “Serratus Posterior Inferior”.

  • “Transversus Abdominis”.

  • “Internal Oblique”.

  • “External Oblique”.

  • “Rectus Abdominis”.

    • W/ Connective Tissues.

76
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Identify the Muscle.

“Scalenes” of the Muscles of the Abdominals.

77
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Identify the Muscle, Origin, Insertion, & Action.

“Anterior Scalenes” of the Muscles of the Abdominals.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION:

    • (TOGETHER): “ELEVATES Ribs; FLEX Neck.”.

    • (SINGALLY): “ROTATES Neck”.

78
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Identify the Muscle, Origin, Insertion, & Action.

“Middle Scalenes” of the Muscles of the Abdominals.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION:

    • (TOGETHER): “ELEVATES Ribs; FLEX Neck.”.

    • (SINGALLY): “ROTATES Neck”.

79
New cards

Identify the Muscle, Origin, Insertion, & Action.

“Posterior Scalenes” of the Muscles of the Abdominals.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION:

    • (TOGETHER): “ELEVATES Ribs; FLEX Neck.”.

    • (SINGALLY): “ROTATES Neck”.

80
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Identify the Muscle, Origin, Insertion, & Action.

(Superior View of Transverse Section through Abdominals).

“Diaphragm” of the Muscles of the Abdominals.

  • ORIGIN: “Xiphoid Process”; “7-12 Ribs”; “Lumbar Vertebrae”.

  • INSERTION: “Central Tendon”.

  • ACTION: EXPANDS “Thoracic Cavity”; COMPRESS “Abdominopelvic Cavity”.

81
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Identify the Muscle, Origin, Insertion, & Action.

(Superior View of Transverse Section through Abdominals).

“External Intercostals” of the Muscles of the Abdominals.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: ELEVATES Ribs.

82
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Identify the Muscle, Origin, Insertion, & Action.

(Superior View of Transverse Section through Abdominals).

“Internal Intercostals” of the Muscles of the Abdominals.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: DEPRESS Ribs.

83
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Identify the Muscle, Origin, Insertion, & Action.

(Superior View of Transverse Section through Abdominals).

“Serratus Anterior” of the Muscles of the Abdominals.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: ELEVATES LOWER “Ribs” to EXAPND “Thoracic Cavity”.

84
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Identify the Muscle, Origin, Insertion, & Action.

(Superior View of Transverse Section through Abdominals).

“Serratus Posterior Inferior” of the Muscles of the Abdominals.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: DEPRESSES LOWER “Ribs” to EXAPND “Thoracic Cavity”.

85
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Identify the Muscle, Origin, Insertion, & Action.

“Transversus Abdominis” of the Muscles of the Abdominals.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: COMPRESS “Abdomen”.

86
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Identify the Muscle, Origin, Insertion, & Action.

“Internal Oblique” of the Muscles of the Abdominals.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: COMPRESS “Abdomen”; FLEX & ROTATE “Trunk”.

87
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Identify the Muscle, Origin, Insertion, & Action.

“Internal Oblique” of the Muscles of the Abdominals.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: COMPRESS “Abdomen”; FLEX & ROTATE “Trunk”.

88
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Identify the Muscle, Origin, Insertion, & Action.

(2ND IMAGE: Cut Edge on Left).

“External Oblique” of the Muscles of the Abdominals.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: COMPRESS “Abdomen”; FLEX & ROTATE “Trunk”.

89
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Identify the Muscle, Origin, Insertion, & Action.

“External Oblique” of the Muscles of the Abdominals.

  • ORIGIN: N/A.

  • INSERTION: N/A.

  • ACTION: COMPRESS “Abdomen”; FLEX & ROTATE “Trunk”.

90
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Identify the Muscle, Origin, Insertion, & Action.

“Rectus Abdominis” of the Muscles of the Abdominals.

  • ORIGIN: “Pubis”; “Around “Pubic Symphysis”.

  • INSERTION: “Cartilage of Ribs”; “Ziphoid Process”.

  • ACTION: DEPRESS “Ribs”; FLEX “Trunk”; COMPRESS “Abdomen”.

91
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Identify the Muscle, Origin, Insertion, & Action.

“Rectus Abdominis” of the Muscles of the Abdominals.

  • ORIGIN: “Pubis”; “Around “Pubic Symphysis”.

  • INSERTION: “Cartilage of Ribs”; “Ziphoid Process”.

  • ACTION: DEPRESS “Ribs”; FLEX “Trunk”; COMPRESS “Abdomen”.

92
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Identify the 3 Connective Tissue Strucutres of the Rectus Abdominis.

  1. “Rectus Sheath”.

  2. “Linea Alba”.

  3. “Tendinous Intersections”.

93
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Identify the Connect Tissue Structure of the Rectus Abdominis.

(IMAGE: Diagrammatic Horizontal Section through the Abdominal Region).

“Rectus Sheath” Connective Tissue of the Rectus Abdominis.

94
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Identify the Connect Tissue Structure of the Rectus Abdominis.

“Rectus Sheath” Connective Tissue of the Rectus Abdominis.

95
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Identify the Connect Tissue Structure of the Rectus Abdominis.

(IMAGE: Diagrammatic Horizontal Section through the Abdominal Region).

“Linea Alba” Connective Tissue of the Rectus Abdominis.

96
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Identify the Connect Tissue Structure of the Rectus Abdominis.

“Linea Alba” Connective Tissue of the Rectus Abdominis.

97
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Identify the Connect Tissue Structure of the Rectus Abdominis.

“Tendinous Intersections” Connective Tissue of the Rectus Abdominis.

98
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Identify the Ligmaent.

“Inguinal Ligament” of the Muscles of the Abdominals.

99
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Identify the Location.

“Inguinal Canal” of the Muscles of the Abdominals.

100
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Identify the Location.

“Superficial (External) Inguinal Ring” of the Muscles of the Abdominals.