AP Lab Muscles 2

Question 1

Supraspinatus

Answer 1

helps in abduction of arm

Question 2

infraspinatus

Answer 2

rotate the humerus outward

Question 3

subscapularis

Answer 3

medially rotates the humerus

Question 4

Teres maor

Answer 4

rotates the humerus medially and retracts the arm

Question 5

Rhomboideus

Answer 5

draws the scapula toward the vertebrae. Assists in the adduction of the arm

Question 6

Serratus ventralis

Answer 6

Protracts the scapula and assists in abduction of the arm

Question 7

Sartorius

Answer 7

flexes and abducts the thigh at the hip joint. Flexes knee to some extent

Question 8

Tensor fascia latae

Answer 8

flexes and abducts the thigh at the hip joint

Question 9

fascia lata

Answer 9

whit fascia on length of tensor fascia latae

Question 10

Gracilis

Answer 10

adducts the leg and flexes the knee when contracting

Question 11

Biceps Femoris

Answer 11

Major role is to flex the knee. Also retracts leg at hip joint

Question 12

Semitendinosus

Answer 12

flexes the shank and retracts the leg at the hip joint

Question 13

Caudalfemoralis

Answer 13

helps in abduction of the thigh in the cat

Question 14

Gluteus Maximus

Answer 14

helps in abduction of the thigh and retraction of hte leg

Question 15

Gluteus Meduis

Answer 15

Helps in abduction of the thihg

Question 16

Vastus lateralis

Answer 16

extends the leg at the knee joint

Question 17

Vastus medialis

Answer 17

extends the leg at the knee joint

Question 18

Rectus femoris

Answer 18

extends the leg at the knee joint

Question 19

Vastus intermedius

Answer 19

Extends the leg at the knee joint