Muscles and Bones 

6. Which bone is commonly known as the collarbone?

a) Clavicle

b) Scapula

c) Mandible

d) Radius

7. Which bone is responsible for the production of red blood cells?

a) Femur

b) Sternum

c) Ribs

d) Humerus

8. Which of the following is not a joint?

a) Ball and socket joint

b) Pivot joint

c) Hinge joint

d) Diaphragm joint

9. Which muscle is responsible for pumping blood throughout the body?

a) Biceps

b) Triceps

c) Quadriceps

d) Heart muscle

10. Which muscle allows you to smile?

a) Temporalis

b) Masseter

c) Orbicularis oculi

d) Zygomaticus