Quizizz #4: Respiratory Phys Review

The air sacs that are covered with capillaries where gas exchange takes place

• bronchi
• lungs
• oxygen
• alveoli

Tags

NGSS.HS-LS2-5

What muscles are used in breathing in and breathing out?

• diaphragm and intercostals
• diaphragm and lungs
• lungs and ribs
• lungs and diaphragm

What effect does a lower air pressure in the lungs have on the air flow in the trachea?

• a) Air flows into lungs
• b) Air flows out of lungs
• c) Air does not flow
• d) Impossible to tell

Which of the following statements is correct when a breath is inhaled?

• a) The diaphragm muscle relaxes and moves down.
• b) The diaphragm muscle relaxes and moves up.
• c) The diaphragm muscle contracts and moves down.
• d) The diaphragm muscle contracts and moves up.

_____ drives O2 and CO2 across the capillaries and alveoli in the lungs.

• Breathing

• Inhalation

• Diffusion

• Osmosis

When the diaphragm relaxes this creates

• a decrease in chest volume

• an increase in chest volume

• an increase in lung capacity

• no change in air volume

Gases move from a lower pressure to a higher pressure. 

• True
• False

Select ALL statements that are true:

• Increase in volume= increase in pressure

• decrease in volume= increase in pressure

• decrease in volume= decrease in pressure

• Increase in volume= decrease in pressure

During _________, the diaphragm relaxes and raises up, reducing thoracic cavity volume and air leaves the body.

• inspiration
• inhalation
• ventilation
• expiration

What part of blood is responsible for carrying oxygen and carbon dioxide to body cells?

• Red Blood Cells
• White Blood Cells
• Platelets
• Plasma