Test - Respiratory And Excretory Flashcards
1
Q
What happens to cause air to be exhaled from the lungs?
A
The diaphragm relaxes and moves upward
NB pg. 79
2
Q
What is a substance NOT elimted by the urinary system? How is it removed?
A
Carbon dioxide is excreted through the lungs
NB pg. 82
3
Q
What is the topmost part of the respiratory system? What is its function?
A
Epiglottis, which closes off the trachea when a person swallows
NB pg. 78
