Anatomy & Physiology: Muscle 2

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40 Terms

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external abdominal oblique

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  1. Origin 2. insertion 3. action of external abdominal oblique


  1. anterior surface of lower 8 ribs

  2. pubic crest

  3. lateral flexion of trunk


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internal abdominal oblique

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  1. Origin 2. insertion 3. action of internal abdominal oblique


  1. anterior iliac crest

  2. pubic crest

  3. lateral flexion of trunk


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transverse abdominis

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  1. Origin 2. insertion 3. action of transverse abdominis


  1. iliac crest

  2. pubic crest

  3. compression of abdominal cavity


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rectus abdominis

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  1. Origin 2. insertion 3. action of rectus abdominis


  1. pubic crest

  2. xiphoid process

  3. compression of abdominal activity


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gluteus maximus

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  1. Origin 2. insertion 3. action of gluteus maximus


  1. sacrum

  2. gluteal tuberosity of femur

  3. abduction of thigh


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gluteus medius

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  1. Origin 2. insertion 3. action of gluteus medius


  1. lateral surface of ilium

  2. greater trochanter of femur

  3. abduction of thigh


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sartorius

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  1. Origin 2. insertion 3. action of sartorius


  1. Anterior superior iliac spine

  2. medial proximal shaft of tibia

  3. abduction of thigh


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psoas major/iliacus

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  1. Origin 2. insertion 3. action of psoas major/iliacus


  1. p.major: lumbar vertebrae, iliacus: iliac fossa & crest

  2. lesser trochanter of femur

  3. abduction of thigh


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tensor fasciae latae

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  1. Origin 2. insertion 3. action of tensor fasciae latae


  1. Anterior superior iliac spine

  2. iliotibial tract

  3. abduction of thigh


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biceps femoris (hamstrings)

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  1. Origin 2. insertion 3. action of biceps femoris (hamstrings)


  1. ischial tuberosity

  2. head of fibula

  3. hip extension


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<p>semimembranosus</p>

semimembranosus

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  1. Origin 2. insertion 3. action of semimembranosus


  1. ischial tuberosity

  2. medial condyle of tibia

  3. hip extension


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semitendinosus

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  1. Origin 2. insertion 3. action of semitendinosus


  1. ischial tuberosity

  2. medial anterior proximal shaft of tibia

  3. hip extension


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rectus femoris (quadriceps)

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  1. Origin 2. insertion 3. action of rectus femoris (quadriceps)


  1. Anterior inferior iliac spine

  2. Patella

  3. knee extension


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vastus medialis (quadriceps)

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  1. Origin 2. insertion 3. action of vastus medialis (quadriceps)


  1. linea aspera

  2. Patella

  3. knee extension (M)


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vastus lateralis (quadriceps)

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  1. Origin 2. insertion 3. action of vastus lateralis (quadriceps)


  1. linea aspera

  2. Patella

  3. knee extension (L)


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vastus intermedius (quadriceps)

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  1. Origin 2. insertion 3. action of vastus intermedius (quadriceps)


  1. lateral shaft of femur

  2. Patella

  3. knee extension


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gracilis

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  1. Origin 2. insertion 3. action of gracilis


  1. body of pubis

  2. proximal medial tibia

  3. adduction of thigh


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adductors

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  1. Origin 2. insertion 3. action of adductors


  1. body of pubis

  2. gluteal tuberosity

  3. adduction of thigh


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gastrocnemius

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  1. Origin 2. insertion 3. action gastrocnemius


  1. lateral condyles of femur

  2. calcaneus via achilles

  3. plantar flexion of ankle


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tibialis anterior

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  1. Origin 2. insertion 3. action tibialis anterior


  1. lateral condyle of tibia

  2. first metatarsal

  3. dorsiflexion of ankle