Skeletal System Quiz 313 (20 MCQs)

Quiz Instructions

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1. This disease results in weak bones due to the lack of calcium being stored in the bones and is commonly caused by a vitamin D deficiency.

Correct Answer: B) Rickets.

2. A hand has 27 bones and a foot has 26 bones.

Correct Answer: A) True.

3. Your stomach digesting food

Correct Answer: B) Involuntary.

4. What is the name of the important group of bones that protects your skull?

Correct Answer: B) Cranium or skull.

5. Cells that break down bone are called

Correct Answer: C) Osteoclasts.

6. The place in the skeleton where 2 or more bones connect is .....

Correct Answer: B) Joints.

7. What type of bone marrow produces blood?

Correct Answer: B) Red.

8. An internal skeleton that is comprised of bone andcartilage

Correct Answer: A) Endoskeleton.

9. Hematopoiesis is

Correct Answer: C) Blood cell production.

10. What is the main function of irregular bones?

Correct Answer: A) Protecting organs.

11. A strong flexible tissue that cushions an area where two bones meet.

Correct Answer: C) Cartilage.

12. Irregular bones (like the vertebrae) have

Correct Answer: A) Complex shapes.

13. ..... produces the red blood cells, most white blood cells and blood platelets.

Correct Answer: A) Red bone marrow.

14. Which type of muscle movement is controlled automatically by your brain without you having to think about it?

Correct Answer: A) Involuntary Movement.

15. Ligaments connect muscle to bone and tendons connect bone to bone.

Correct Answer: B) False.

16. How many bones house and protect the brain

Correct Answer: D) 8.

17. What are the cartilage?

Correct Answer: C) *This smooth and flexible substance covers the tips of your bones where they meet.

18. A fracture that breaks the bone all the way through in a ribbon pattern is called a(n) ..... fracture.

Correct Answer: D) Spiral.

19. Freely Moving Joints Ex. the knee

Correct Answer: D) Synovial Joints.

20. The "soft spots" on an infant's skull are called:

Correct Answer: A) Fontanels.