Muscles and Bones 

36. Which muscle is responsible for closing the jaw?

a) Temporalis

b) Masseter

c) Orbicularis oculi

d) Zygomaticus

37. Which bone is commonly known as the shin bone?

a) Tibia

b) Fibula

c) Patella

d) Phalanges

38. What is the function of the biceps muscle?

a) Flexes the forearm

b) Extends the forearm

c) Flexes the hip joint

d) Extends the hip joint

39. Which bone is commonly known as the thigh bone?

a) Femur

b) Patella

c) Tibia

d) Fibula

40. Which muscle is responsible for twisting the waist?

a) External oblique

b) Internal oblique

c) Rectus abdominis

d) Transversus abdominis