lab exam 2

What is A labeling

Diaphysis

What is B labeling

Periosteum

What is A labeling

Spongy Bone

What is B labeling

Interstitial lamellae

What is A labeling

Sphenoid Bone

What is B labeling

Parietal Bone

What suture is A

Sagittal Suture

What suture is B

Coronal suture

What projection is labeled A on the temporal bone

External acoustic meatus

What bone is this

Femur

What are the projections of B

Lesser trochanter

What are the projection of C

Lateral condyle

What bone is this

Ulna

What is A labeling

Olecranon

What is A

Compact Bone

What is B

Lacuna

What is C

Osteocyte

What is D

Canaliculi

What is E

Osteon

What is F

Concentric lamellae

What is G

Central canal

What is H

Circumferential lamellae

What is I

interstitial lamellae

What is J

Perforating canal

What is K

Spongy Bone

What is L

Trabeculae

What is M

Red Marrow

What is A

Osteon

What is B

Central canal

What is C

Lacuna

What is D

Osteocyte

What is E

Canaliculi

What is F

Concentric lamellae

What is A (the entire thing)

Sarcomere

What is B

T tubule/transverse tubule

What is C

Sarcoplasmic reticulum

What is D

Triad

What is E

M Line

What is F

Z disc

What is G

I band

What is H

H bone

What is I

A band

What is J

Actin/thin filament

What is K

thick filament/myosin

What is A (the entire thing)

Muscle fiber/muscle cell

What is B

Myofibril

What is C

Mitochondria

What is D

Nucleus

What is E

Triad

What is F

Sarcoplasmic reticulum

What is G

T tubulue/transverse tubule

What is circled on Long Bone

Proximal epiphysis

What is circled

Diaphysis

What is circled

Distal epiphysis

What is circled

Articular Cartilage

What is circled

Spongy Bone

What is circled

Epiphyseal Plate

What is circled

Periosteum

What is circled

Compact bone

What is circled

Medullary cavity

What is circled

Spongy Bone

What is circled

Articular cartilage

What is circled

Compact Bone

What is circled

Endosteum

What is circled

Yellow Bone marrow

What is circled

Compact Bone

What is circled

Periosteum

What is circled

Nutrient Artery

Orbicularis Oculi

Origin- frontal and maxillary bones

insertion-tissue of eyelid

action-close eye

zygomatic major

Origin-zygomatic bone

insertion- corner of mouth

action-elevation and retraction of corners of mouth

Orbicularis oris

Origin-mandible and maxillary bone

insertion- corner of mouth

action- closure and protusion of lips

Sternocleidomastoid

Origin- manubrium of sternum medial clavicle

insertion- mastoid process of temporal bone and superior nuchal line of occipital bone

action- flexion and rotation at neck

External oblique

Origin- anterior surface of ribs 5-12

insertion- linea alba, pubic crest

action- flexion and rotation of back

Rectus abdominis

Origin-pubic crest and pubic symphysis

insertion- xiphiod process and coastal cartilages of ribs 5-7

action-flaxion and rotation of back

Serratus anterior

Origin- Lateral surface of ribs 1-8

insertion-Medial border of scapula

action-Rotation and protraction of scapula

Abduction at shoulder

Trapezius

Origin-External occipital protuberance, superior nuchal line, spinous processes of C7 and T1-12

insertion-Acromion and spine of scapula, lateral clavicle

action-Extension at neck

Retraction of scapula

Latissimus dorsi

Origin- Spinous processes of T7-12, L1-5, and sacrum, ribs 9-12, and iliac crest

insertion- Intertubercular sulcus of humerus

action-Extension, adduction, and medial rotation at shoulder

Pectoralis major

Origin- Clavicle, sternum, costal cartilage of ribs 1-6, aponeurosis of external oblique

insertion- Intertubercular sulcus of humerus

action-Flexion, adduction, and medial rotation at shoulder

Deltoid

Origin- Lateral clavicle, acromion and spine of scapula

insertion- Deltoid tuberosity of humerus

action- Abduction, flexion, extension, and rotation at shoulder

Biceps brachil

Origin- Short head: coracoid process of scapula

Long head: superior margin of glenoid cavity of scapula

insertion- Radial tuberosity of radius

action-Flexion and supination at elbow

Triceps brachil

Origin- Long head: infraglenoid tubercle of scapula

Lateral head: posterior shaft of humerus

Medial head: radial groove on humerus

insertion- Olecranon process of ulna

action- Extension at elbow

Extensor carpi radialis longus

Origin- Lateral supracondylar ridge on humerus

insertion- Proximal metacarpal 2

action- Extension and abduction at wrist

Extensor carpi ulnaris

Origin- Lateral epicondyle of humerus

insertion- Proximal metacarpal 5

action- Extension and adduction at wrist

Extensor digitorum

Origin- Lateral epicondyle of humerus

insertion-Distal phalanges of fingers 2-5

action-Extension at wrist and fingers 2-5

Flexor carpi ulnaris

Origin- Medial epicondyle of humerus and olecranon process of ulna

insertion- Proximal metacarpal 5, pisiform and hamate bones

action- Flexion and adduction at wrist

Flexor digitorum superficialis

Origin- Medial epicondyle of humerus, coronoid process of ulna, shaft of radius

insertion- Middle phalanges of fingers 2-5

action- Flexion at wrist and fingers 2-5

Gluteus maximus

Origin-Dorsal ilium, sacrum and coccyx

insertion- Gluteal tuberosity of femur, iliotibial tract (fascia)

action- Extension, abduction and lateral rotation at hip

Tensor fasciae lata / Tensor fasciae latae

Origin- Iliac crest and anterior superior iliac spine

insertion- lliotibial tract

action- Flexion, abduction and medial rotation at hip

Rectus femoris

Origin- Anterior inferior iliac spine, superior margin of acetabulum

insertion- Patella and tibial tuberosity

action- Flexion at hip, Extension at knee

Sartorius

Origin- Anterior superior iliac spine

insertion- Medial proximal tibia

action- Flexion, abduction and lateral rotation at hip

Vastus lateralis

Origin- Greater trochanter, intertrochanteric line, and linea aspera of femur

insertion- Patella and tibial tuberosity

action- Extension at knee

Vastus medialis

Origin- Linea aspera and intertrochanteric line of femur

insertion- Patella and tibial tuberosity

action- Extension at knee

Vastus intermedius

Origin- Anterior lateral femur

insertion- Patella and tibial tuberosity

action- Extension at knee

Gracilis

Origin- Inferior ramus of pubis

insertion- Medial tibia

action- Adduction, flexion and medial rotation at hip

Biceps femoris

Origin- Long head: ischial tuberosity

Short head: linea aspera and distal femur

insertion- Head of fibula, lateral condyle of tibia

action- Extension and lateral rotation at hip

Flexion at knee

Semitendinosus

Origin- Ischial tuberosity

insertion- Medial proximal tibia

action- Extension and medial rotation at hip

Flexion at knee

Gastrocnemius

Origin- Medial and lateral condyles of femur

insertion- Calcaneus

action- Flexion at knee

Plantar flexion at ankle

Soleus

Origin- Proximal posterior tibia and fibula

insertion- Calcaneus

action- Plantar flexion at ankle

Tibialis anterior

Origin- Lateral condyle and proximal tibia

insertion- Inferior medial cuneiform and metatarsal 1

action-Dorsiflexion at ankle

Inversion of foot

Extensor digitorum Longus

Origin- Lateral condyle and proximal tibia

insertion- Middle and distal phalanges of toes 2-5

action- Dorsiflexion at ankle

Extension at toes 2-5