appendicular muscles - muscle functions

Question 1

name the functions of pec minor (3)

Answer 1

• depresses and protracts shoulder
• rotates scapula downward
• elevates ribs

Question 2

name the functions of the subclavius (1)

Answer 2

• depresses and protracts shoulder

Question 3

name the function of the serratus anterior (2)

Answer 3

• protracts shoulder

- rotates scapula upward

Question 4

name the function of the levator scapulae (1)

Answer 4

• elevates scapulae

Question 5

name the function of the rhomboid minor (1)

Answer 5

• adducts and rotates scapula downward

Question 6

name the function of the rhomboid major (1)

Answer 6

• adducts and rotates scapula downward

Question 7

name the function of the trapezius (3)

Answer 7

• elevates, retracts, depresses or rotates scapula upward
• elevates clavicle
• extends neck

Question 8

name the function of the supraspinatus (1)

Answer 8

• abducts shoulder

Question 9

name the function of the infraspinatus (1)

Answer 9

• laterally rotates shoulder

Question 10

name the function of the teres minor (1)

Answer 10

• laterally rotates shoulder

Question 11

name the function of the subscapularis (1)

Answer 11

• medially rotates shoulder

Question 12

name the function of the pec major (1)

Answer 12

• flexes, adducts and medially rotates shoulder

Question 13

name the function of the teres major (1)

Answer 13

• extends, adducts, and medially rotates shoulder

Question 14

name the function of the latissimus dorsi (1)

Answer 14

• extends, adducts, and medially rotates shoulder (broadest muscle)

Question 15

name the function of the deltoid (1)

Answer 15

• abducts, flexes, extends, medially and laterally rotates shoulder

Question 16

name the function of the coracobrachialis (1)

Answer 16

• adducts and flexes shoulder

Question 17

name the function of the biceps brachii (3)

Answer 17

• flexes elbow
• flexes shoulder
• supinates forearm

Question 18

name the function of the brachialis (1)

Answer 18

• flexes elbow

Question 19

name the function of the brachioradialis (1)

Answer 19

• flexes elbow

Question 20

name the function of the anconeus (1)

Answer 20

• extends elbow

Question 21

name the function of the triceps brachii (1)

Answer 21

• extends elbow

Question 22

name the function of the gluteus maximus (1)

Answer 22

• extends and laterally rotates hip

Question 23

name the function of the gluteus medius (1)

Answer 23

• abducts and medially rotates hip

Question 24

name the function of the gluteus minimus (1)

Answer 24

• abducts and medially rotates hip

Question 25

name the function of the tensor fasciae latae (1)

Answer 25

- flexes and medially rotates hip

Question 26

name the function of the piriformis, superior gemellus, obturator internus, inferior gemellus, obturator externus and quadratus femoris (1) what muscle group do all of these belong to?

Answer 26

- all laterally rotate hip | - muscle group: deep hip rotators

Question 27

name the function of the adductor longus, adductor brevis, adductor magnus, pectineus and gracilis what other function does the gracilis perform? what muscle group do these belong to?

Answer 27

- all adduct, flex and medially rotate the hip - gracilis also flexes the knee - muscle group: adductors of hip

Question 28

name the function of the iliopsoas, iliacus, and psoas major what muscle group do these belong to?

Answer 28

- all flex hip | - muscle group: hip flexors

Question 29

name the function of the sartorius (2)

Answer 29

- flexes and laterally rotates hip | - flexes knee

Question 30

name the function of the popliteus (1)

Answer 30

- flexes knee

Question 31

name the function of the biceps femoris, semimembranosus, and semitendinosus (1) what muscle group do these belong to? what is the more common name?

Answer 31

- all flex knee and extend hip - muscle group: hip extensors and knee flexors - common name: hamstrings

Question 32

name the function of the rectus femoris, vastus intermedius, vastus lateralis, vastus medialis what muscle group do these belong to? what is the common name? what else does the rectus femoris do?

Answer 32

- all extend knee - muscle group: knee extensors - rectus femoris also flexes hip - common name: quad (quadriceps femoris)

Question 33

name the function of the tibialis anterior (2)

Answer 33

- flexes foot | - inversion of foot

Question 34

what is the function of the gastrocnemius, fibularis brevis, fibularis longus, plantaris, soleus and tibialis posterior? what muscle group do these belong to?

Answer 34

- all extend foot (even though they are called flexors) | - muscle group: plantar flexors

Question 35

name the function of the flexor digitorum longus (1)

Answer 35

- flexes toes 2-5

Question 36

name the function of the flexor hallucis longus (1)

Answer 36

- flexes big toe

Question 37

name the function of the extensor digitorum longus (1)

Answer 37

- extends toes 2-5

Question 38

name the function of the extensor hallucis longus (1)

Answer 38

- extends big toe