LOWER LIMB MUSCLES: MEDIAL THIGH

Question 1

Which nerves innervate the adductor brevis?

Answer 1

obturator nerve

Question 2

Which blood vessels supply the adductor brevis?

Answer 2

obturator artery and the medial femoral circumflex artery

Question 3

Where is the origin of the adductor brevis?

Answer 3

anterior surface of body and inferior
ramus of pubis

Question 4

Where is the insertion of the adductor brevis?

Answer 4

lower part of line between lesser trochanter and linea aspera and superior portion of linea aspera

Question 5

What is the function of the adductor brevis?

Answer 5

adducts thigh, flexes thigh and assists in lateral rotation of
thigh

Question 6

Which nerve innervates the adductor longus?

Answer 6

obturator nerve

Question 7

Which blood vessels supply the adductor longus?

Answer 7

obturator artery and the medial femoral circumflex artery

Question 8

Where is the origin of the adductor longus?

Answer 8

line between pubic tubercle and
symphysis

Question 9

Where is the insertion of the adductor longus?

Answer 9

middle half of medial lip of linea aspera

Question 10

What is the function of the adductor longus?

Answer 10

adducts thigh and flexes thigh

Question 11

Which nerves innervate the adductor magnus?

Answer 11

sciatic nerve and obturator nerve

Question 12

Which blood vessels supply the adductor magnus?

Answer 12

obturator artery perforating branches of profunda femoris artery and medial femoral circumflex artery

Question 13

Where is the origin of the adductor magnus?

Answer 13

inferior ramus of pubis ramus of ischium and ischial tuberosity

Question 14

Where is the insertion of the adductor magnus?

Answer 14

entire length of linea aspera inferiorly to the adductor tubercle

Question 15

What is the function of the adductor magnus?

Answer 15

adducts thigh and superior portion flexes thigh and inferior portion extends thigh

Question 16

Which nerves innervate the gracilis?

Answer 16

obturator nerve (anterior portion of L2-4)

Question 17

Which blood vessels supply the gracilis?

Answer 17

obturator artery, profundi femoris artery and medial femoral circumflex artery

Question 18

Where is the origin of the gracilis?

Answer 18

inferior half of pubic symphysis and pubic part of inferior ramus of ischium

Question 19

Where is the insertion of the gracilis?

Answer 19

medial surface of superior end of tibia

Question 20

What is the function of the gracilis?

Answer 20

adducts thigh and flexes medially, rotates the leg

Question 21

Which nerves innervate the obturator externus?

Answer 21

posterior branch of obturator nerve

Question 22

Which blood vessels supply the obturator externus?

Answer 22

obturator artery and medial femoral circumflex

Question 23

Where is the origin of the obturator externus?

Answer 23

lateral margin of obturator foramen

Question 24

Where is the insertion of the obturator externus?

Answer 24

trochanteric fossa of femur

Question 25

What is the function of the obturator externus?

Answer 25

lateral rotation of thigh and adduction of thigh

Question 26

Which nerves innervate the pectineus?

Answer 26

femoral nerve and or the obturator nerve

Question 27

Which blood vessels supply the pectineus?

Answer 27

obturator artery and the medial femoral circumflex artery

Question 28

Where is the origin of the pectineus?

Answer 28

pectineal line on superior ramus of pubis

Question 29

Where is the insertion of the pectineus?

Answer 29

femur on a line from lesser trochanter to linea aspera called pectineal line of femur

Question 30

What is the function of the pectineus?

Answer 30

adducts thigh and medially rotates thigh