Muscles of the Legs

Question 1

Rectus Femoris

Answer 1

Extends the leg at the knee

Question 2

Quadriceps Femoris

Answer 2

Made of 4 muscles:
-Rectus Femoris
-Vastus Medialis
-Vastus Lateralis
-Vastus Intermedius
Flex and extend the leg at the knee.

Question 3

Hamstring Group

Answer 3

Involved in knee flexion and hip extension

Question 4

Gastrocnemius

Answer 4

Calf muscle that flexes the knee and bends the foot downward. Comes from Latin for “Stomach of the leg” Because of way this muscle bulges out.

Question 5

Hamstring Group

Answer 5

Located at the back of upper leg. 3 separate muscles:
-Biceps femoris
-Semitendinosus
-Semimembranosus
Primary functions of the hamstrings are knee flexion and hip extension.