chapter 9 part 2

Question 1

prime mover for extension of the elbow

Answer 1

triceps brachii

Question 2

origin of the biceps brachii

Answer 2

coracoid process and tuberosity above glenoid fossa

Question 3

insertion of biceps brachii

Answer 3

radial tuberosity

Question 4

muscles of rotator cuff

Answer 4

supraspinatus
infrapsinatus
subscapularis
teres minor

Question 5

function of brachialis

Answer 5

flexes elbow joint

Question 6

function of brachiordialis

Answer 6

flexes elbow joint

Question 7

functions of biceps brachii

Answer 7

flexes elbow joint

supinates forearm and hand at radioulnar joint

Question 8

function of supinator

Answer 8

supinates forearm and hand

Question 9

function of extensor digitorum

Answer 9

extends wrist and phalanges

Question 10

function of the of the 2 extensor carpi radialis

Answer 10

extends and abducts wrist

Question 11

function of deltoid

Answer 11

abduct, flexes, and rotates shoulder medially

Question 12

where are the intrinsic muscles of the hand located?

Answer 12

in the palm of the hand

Question 13

what is the prime mover for dorsiflexion of the foot?

Answer 13

the tibialis anterior

Question 14

what is the prime toe extensor?

Answer 14

extensor digitorum longus

Question 15

prime mover for foot inversion

Answer 15

tibialis posterior and anterior

Question 16

prime mover for extension of the thigh at hip joint and flexion of the leg at knee joint

Answer 16

hamstring muscles

Question 17

prime mover during forceful extension of thigh at hip joint

Answer 17

gluteus maximus

Question 18

prime mover of hip flexion

Answer 18

iliopsoas

Question 19

function of iliopsoas

Answer 19

flexion of hip

flexes joints of vertebral column

Question 20

prime mover for extension of leg at knee joint

Answer 20

quadriceps femoris

Question 21

muscles of hamstring

Answer 21

biceps femoris
semitendinosus
semimembranosus

Question 22

function of the quadriceps femoris

Answer 22

prime mover for extension of the leg at knee joint

Question 23

muscles that abduct and medially rotate the thigh

Answer 23

gluteus medius and gluteus minimus

Question 24

insertion of the quadriceps

Answer 24

tibial tuberosity

Question 25

which direction does the piriformis rotate the thigh?

Answer 25

laterally

Question 26

which two mucles of the thigh move the knee joint

Answer 26

quadriceps femoris and hamstring muscles

Question 27

function of the tensor fasciae latae

Answer 27

abduct and medially rotate thigh

Question 28

function of the gastrocnemius

Answer 28

plantar flexion of foot

raises heel during walking

Question 29

function of the plantaris

Answer 29

plantar flexes foot at ankle

Question 30

which muscles are responsible for foot eversion

Answer 30

the fibularis muscles

Question 31

what are the muscles of the quadriceps femoris

Answer 31

rectus femoris

vastus lateralis and medialis

Question 32

functino of the soleus

Answer 32

plantar flexes foot

Question 33

where does the iliopsoas insert?

Answer 33

lesser trochanter of femur