Biceps Femoris

Question 1

Biceps Femoris (ORIGIN)- long head, short head

Answer 1

Long head: Ischial tuberosity
Short head: Linea aspera and lateral supracondylar line of the femur

Question 2

Biceps Femoris (INSERTION)

Answer 2

Lateral side of the head of the fibula

Question 3

Biceps Femoris (INNERVATION)- long head and short head

Answer 3

Long head: Tibial division of the sciatic nerve (L5, S1, S2).
Short head: Common fibular (peroneal) division of the sciatic nerve (L5, S1, S2

Question 4

Biceps Femoris (BLOOD SUPPLY)

Answer 4

Perforating branches of the deep femoral artery

Question 5

Biceps Femoris (ACTION)

Answer 5

Flexes the leg at the knee, extends the thigh, and laterally rotates the leg when the knee is flexed