5. Which of these human body systems involves the muscles to provide movement
for the body?
A. digestive system B. muscular system c. nervous system D. skeletal system

6. It is the human body system which is responsible for the process of breathing
A. integumentary system
B. nervous system
C. respiratory system
D. skeletal system

7. These bones protect the lungs and the heart
A. cranium
B. ribs
C. skull
D. spinal column

8. It is the largest organ in the human body.
A. hair
B. nails
C. sebaceous glands
D. skin

9. It is called as the pumping station of the body.
A. arteries
B. blood vessels
C. heart
D. veins

10. A tube that connects the pharynx and the trachea.
A. bronchial tube
B. diaphragm
C. larynx
D. lungs

11. It is also called the nerve cells.
A. brain stem
B. cerebrum
C. neuron
D. spinal cord
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