Adductors

Question 1

Pectineus action origin insertion and nerve innervation

Answer 1

A
Adduct and medially rotate coxal joint
O
Superior ramus of pubis
I
Pectineal line of femur
N
Femoral and obturator L2, 3, 4

Question 2

Adductor Longus action origin insertion and nerve innervation

Answer 2

A
All:
Adduct the hip (coxal joint)
Medially rotate the hip (coxal joint)
O
Pubic tubercle
I
Pectineal line and medial lip of linea aspera
N
Obturator L2, 3, 4

Question 3

Gracilis action origin insertion and nerve innervation

Answer 3

A
Adduct the hip (coxal joint)
Medially rotate the hip (coxal joint)
Flex the knee (tibiofemoral joint)
Medially rotate the flexed knee (T/F joint)
O
Inferior ramus of pubis
I
Proximal, medial shaft of tibia at pes anserinus tendon
N
Obturator L2, 3, 4

Question 4

Adductor Brevis action origin insertion and nerve innervation

Answer 4

O
Inferior ramus of pubis
I
Pectineal line and medial lip of linea aspera
N
Obturator L2, 3, 4

Question 5

Adductor Magnus action origin insertion and nerve innervation

Answer 5

A
Adduct and medially coxal joint 
Posterior fibers extend coxal joint
O
Inferior ramus of the pubis, ramus of ischium, and ischial tuberosity
I
Medial lip of linea aspera and adductor tubercle
N
Obturator L2, 3, 4 and sciatic L4, 5, S1