Thigh

Question 1

what are the 3 compartments of the thigh

Answer 1

anterior, medial and posterior

Question 2

what muscles are in the anterior compartment of the thigh

Answer 2

pectineus, iliopsoas, sartorius, quadriceps femoris

Question 3

what muscles in the anterior compartment are flexors of the thigh

Answer 3

pectineus, iliopsoas, sartorius

Question 4

what muscles in the anterior compartment are extensors of the leg

Answer 4

quadriceps femoris

Question 5

what are the innervations of the anterior compartment

Answer 5

femoral nerve - pectineus, sartorius, quadriceps femoris, iliacus (of iliopsoas)
except posas major

Question 6

what muscles are in the medial compartment of the thigh

Answer 6

adductor longus, adductor brevis, adductor magnus, gracilis, obturator externus

Question 7

what is the function of the muscles in the medial compartment

Answer 7

adductors of the leg

Question 8

what are the innervations of the medial compartment

Answer 8

obturator nerve

except the hamstring of the adductor magnus (tibial nerve)

Question 9

what muscles are in the posterior compartment of the thigh (ham strings)

Answer 9

semitendinous, semimembranous and biceps femoris

Question 10

what is the function of the muscles in the posterior compartment

Answer 10

extensors of thigh and flexors of the leg

Question 11

what are the innervations of the posterior compartment

Answer 11

tibial division of the sciatic nerve

except short head of biceps femoris - common fibular division

Question 12

what muscle of the medial thigh is the most medial

Answer 12

gracilis

Question 13

what muscle of the medial thigh is the only one to cross both the knee and hip joint

Answer 13

gracilis

Question 14

where does the gracilis insert

Answer 14

superomedial aspect of tibia

Question 15

where do the adductor brevis and longus lie in relation to the adductor magnus and each other

Answer 15

brevis and longus are anterior to magnus

brevus is superior to longus

Question 16

where do the muscles of the medial thigh attach to proximally

Answer 16

pubis, ischiopubic ramis or ischial tuberosity

Question 17

where do the muscles of the medial thigh attach to distally

Answer 17

posterior surface of the shaft of the femur along the linea aspera or adductor tubercle femur

Question 18

where does the iliopsoas muscle attach to

Answer 18

iliac fossa and lumber transverse processes/IV discs proximally, lesser trochanter of the femur distally

Question 19

where does the sartorius muscle attach to

Answer 19

ASIS proximally, medial surface of the proximal tibia distally

Question 20

where does the rectus femoris muscle attach tp

Answer 20

ASIS proximally, patella distally

Question 21

how does the obturator nerve, artery and vein enter the medial thigh

Answer 21

obturator foramen of the hip bone

Question 22

where does the obturator nerve divide and into what branches

Answer 22

at the upper border of the adductor brevis

anterior and posterior branches

Question 23

where is the anterior branch of the obturator nerve located

Answer 23

between the adductor longus (anteriorly) and brevis (posteriorly)

Question 24

what are the sensory innervation of the thigh

Answer 24

anterior cutaneous nerve of the thigh, lateral cutaneous nerve of the thigh, cutaneous branch of the obturator nerve

Question 25

spinal level of anterior cutaneous nerve of the thigh and where it branches from

Answer 25

L2-4

femoral nerve

Question 26

spinal level of lateral cutaneous nerve of the thigh and where it branches from

Answer 26

L2-3

lumbosacral plexus

Question 27

spinal level of cutaneous branch of the obturator nerve

Answer 27

L2-4