Skeletal System Quiz 264 (20 MCQs)

Quiz Instructions

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1. How many bones do full-grown adults have?

Correct Answer: A) 206.

2. Which of the following are produced in the red bone marrow? (more than one)

Correct Answer: B) Epithelial cells.

3. What bone appears in two different areas of the human body?

Correct Answer: C) Phalanges.

4. Which muscle type is not involuntary?

Correct Answer: C) Skeletal muscle.

5. Discuss the significance of the atria in the cardiac cycle.

Correct Answer: C) They receive blood from the body and pump it into the ventricles.

6. Appendicular skeleton location

Correct Answer: A) Includes the bones of the shoulders, arms, hands, hips, legs, and feet.

7. Fingers and the toes

Correct Answer: C) Phalanges.

8. An adult human being has ..... bones in his body.

Correct Answer: C) 206.

9. What type of ribs do not attach to the sternum at all?

Correct Answer: A) Floating.

10. Chondr/o is a combining form that means

Correct Answer: D) Cartilage.

11. How does yellow marrow function?

Correct Answer: A) It stores fat and acts as an energy reserve.

12. What type of fracture penetrates through the skin?

Correct Answer: B) Compound (open).

13. Upper jaw; holds the upper teeth.

Correct Answer: B) Maxilla.

14. Bones make?

Correct Answer: B) Blood Cells.

15. This occurs when the bone pops out of its socket.

Correct Answer: D) Dislocation.

16. This type of cell will wait at the end of the epiphyseal plate to break down the calcified matrix to allow other cells to produce bone tissue

Correct Answer: C) Osteoclasts.

17. The vertebrae of the spinal cord are

Correct Answer: D) Irregular bones.

18. How many bones are in the human hand?

Correct Answer: D) 27.

19. Name the type of joint pictured.

Correct Answer: A) Ball and socket.

20. The hindmost bone in the back of the skull is called:

Correct Answer: A) Occipital bone.