Test Respiration And Excretory System

Question 1

4. What happens to cause air to be exhaled from the lungs?

Answer 1

The diaphragm relaxes and moves upward. 81and82

Question 2

11. Organs of excretion that maintain homeostasis include the liver, lungs, skin, and

Answer 2

Kidneys 81and82

Question 3

13. What organ helps produce a person’s voice?

Answer 3

The vocal cords 81and82

Question 4

26. In gas exchange, oxygen passes from the capillary into the blood.

Answer 4

False, carbon dioxide 81and82

Question 5

29. Oxygen and carbon dioxide are exchanged in capillaries that surround tiny sacks called bronchi

Answer 5

False, Alveoli 81and82

Question 6

42. Identify structure A and explain its function

Answer 6

the epiglottis 81and82

Question 7

44. Identify structure B. What probably happens to a person if this structure is damaged or infected?

Answer 7

the larynx 81and82

Question 8

47. Identify a waste substance that is not eliminated from the body by the organs shown in the diagram. How is that substance removed from the body?

Answer 8

Carbon dioxide in the lungs 81and82

Question 9

43. Identify domed shaped structure under the lungs and explain its function

Answer 9

The diagram, when the diaphragm contracts you inhale and air pressure decreases, when it opens up air pressure increases and you exhale. 81and82