Skeletal System Quiz 223 (20 MCQs)

Quiz Instructions

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1. Which type of muscle tires quickly during exercise?

Correct Answer: A) Skeletal muscle.

2. Our bones come together and connect at special places called

Correct Answer: C) Joints.

3. What does the suffix '-porosis' mean?

Correct Answer: C) Decrease in.

4. Pelvis

Correct Answer: B) Femur.

5. There are ..... bones in the adult human skeleton

Correct Answer: C) 206.

6. What is the function of the inorganic parts (calcium salts) in giving bone strength and flexibility?

Correct Answer: B) Gives bone hardness which resists compression.

7. What is the function of the organic parts (collagen fibers) in giving bone strength and flexibility?

Correct Answer: A) Provides flexibility and tensile strength.

8. The ..... look like a wasp's nest and is where the exchange of oxygen and carbon dioxide takes places.

Correct Answer: A) Alveoli.

9. The medullary cavity is filled with

Correct Answer: B) Yellow marrow.

10. The framework of bones that forms the structure of the body and protects internal organs.

Correct Answer: C) Skeleton.

11. How many types of joints does your body have?

Correct Answer: C) 4.

12. The vertebral column, the rib cage, the skull and other associated bones make up the ..... skeleton.

Correct Answer: B) Axial.

13. Where can you find the fibrous cartilage?

Correct Answer: A) Intervertebral disc.

14. Bones that are soft because of a lack of vitamin D

Correct Answer: C) Rickets.

15. Osteogenesis imperfecta can be caused by abnormally formed

Correct Answer: C) Collagen.

16. Babies have ..... bones while adults have .....

Correct Answer: A) 300, 206.

17. PATELLA

Correct Answer: E) Sesamoid.

18. The action that do not involve the brain is called .....

Correct Answer: A) Reflex actions.

19. The joints of the skull are

Correct Answer: B) Fibrous joints.

20. What is MELANIN?

Correct Answer: B) The pigment that affects skin color and blocks UV light from the sun.