Thigh Muscles - Med

Question 1

Med compartment muscles are…

Answer 1

adductors

Question 2

Gracilis: origin, insertion, innevation, function

Answer 2

Origin: Line @ external pubic body + inf. pubic & ischial ramus
Insertion: pes anserineus
Innervation: obturator n. L2, L3
Function: adduct thigh @ hip joint & flex leg @ knee joint

Question 3

Adductor longus: origin, insertion, innevation, function

Answer 3

Origin: ex. surface body of pubis
Insertion: linea aspera
Innervation: ant. division obturator n. L2, L3, L4
Function: adduct + med rotate thigh

Question 4

Adductor brevis: origin, insertion, innevation, function

Answer 4

Origin: external pubic body + inf. pubic ramus
Insertion: pectineal line + med lip linea aspera
Innervation: obturator n. L2, L3
Function: adduct + med rotate thigh

Question 5

Adductor magnus: origin, insertion, innevation, function

Answer 5

Origin: adductor part - ischiopubic ramus; hamstring part - ischial tuberosity
Insertion: adductor part - post prox. femur, linea aspera, & medial supracondylar line; hamstring part - adductor tubercle + supracondylar line
Innervation: obturator n. L2, L3
Function: adduct + med rotate thigh

Question 6

List the muscles

Answer 6

• Gracilis
• pectineus
• adductors m, b, l
• obturator externus