Hip, Thigh, and Lower Leg Muscles

Question 1

Where is the adductor magnus located?

Answer 1

posterior and medial fascial compartments of thigh, medial to rectus femoris and vastus lateralis

Question 2

What is the function of the adductor magnus?

Answer 2

thigh adduction, flexion, extension, external & internal rotation, pelvis stabilization

Question 3

Where are the biceps femoris located?

Answer 3

posterior thigh, lateral to semitendinosus, superior to gastrocnemius

Question 4

What is the function of the biceps femoris?

Answer 4

hamstring muscle, flexion and external rotation at knee joint and hip joint

Question 5

Where is the gluteus maximus located?

Answer 5

posterior pelvic girdle, inferior to gluteus medius

Question 6

What is the function of the gluteus maximus?

Answer 6

external rotation and extension of thigh at hip joint

Question 7

Where is the gluteus medius located?

Answer 7

posterior hip, superior to gluteus maximus

Question 8

What is the function of the gluteus medius?

Answer 8

stabilize pelvis while standing/walking

Question 9

Where is the sartorius located?

Answer 9

crosses from lateral to medial side of anterior thigh

Question 10

What is the function of the sartorius?

Answer 10

flexes, abducts, and externally rotates thigh, flexes and internally rotates leg

Question 11

Where is the rectus femoris located?

Answer 11

runs straight down anterior thigh, medial to vastus lateralis

Question 12

What is the function of the rectus femoris?

Answer 12

flexes thigh at hip joint, extends at knee joint (muscle of quadriceps)

Question 13

Where is the tensor fascia latae located?

Answer 13

proximal anterolateral thigh, lateral to gluteus muscles

Question 14

What is the function of the tensor fascia latae?

Answer 14

assists with movement and stabilization of hip and knee

Question 15

Where is the vastus lateralis located?

Answer 15

lateral side of thigh, lateral to rectus femoris and vastus medialis

Question 16

What is the function of the vastus lateralis?

Answer 16

extends lower leg and allows body to rise from squatting (quads)

Question 17

Where is the vastus medialis located?

Answer 17

anteromedial part of thigh, medial to rectus femoris and vastus lateralis

Question 18

What is the function of the vastus medialis?

Answer 18

extends knee joint and contributes to correct tracking of patella (quads)

Question 19

Where is the semitendinosus located?

Answer 19

posterior thigh, medial to biceps femoris, deep to semimembranosus

Question 20

What is the function of the semitendinosus?

Answer 20

hamstring muscle, works to extend at hip and flex at knee

Question 21

Where is the semimembranosus located?

Answer 21

medial aspect of posterior thigh, superficial to semitendinosus, medial to biceps femoris

Question 22

What is the function of the semimembranosus?

Answer 22

hamstring muscle, flexion and internal rotation of knee joint

Question 23

Where is the gastrocnemius located?

Answer 23

posterior leg, inferior to popliteal region and thigh muscles

Question 24

What is the function of the gastrocnemius?

Answer 24

plantar flexing of foot at ankle joint and flexing of leg at knee joint

Question 25

Where is the soleus located?

Answer 25

posterior leg, runs from below knee to heel, lays deep to gastrocnemius

Question 26

What is the function of the soleus?

Answer 26

plantar flexion, maintains upright posture

Question 27

Where is the tibialis anterior located?

Answer 27

anterior part of leg, lateral to anterior border of tibia bone

Question 28

What is the function of the tibialis anterior?

Answer 28

main foot dorsiflexor, inverses foot at subtalar joint, plays a role in gait cycle