Respiratory System Test Review

Which two structures does the trachea lead to in the lungs?

• The bronchi

• The bronchioles

• The pleural membranes

What are the tiny air sacs in the lungs called?

• Bronchioles

• alveoli

• Capillaries

What happens when we exhale (breathe out)?

• The diaphragm contracts and moves upwards

• The diaphragm relaxes and moves upwards

• The diaphragm relaxes and moves downwards

What happens during gas exchange in the lungs?

• Oxygen passes into the blood and carbon dioxide passes out of the blood

• Oxygen passes out of the blood and carbon dioxide passes into the blood

• Oxygen and carbon dioxide pass into the blood

Tags

NGSS.HS-LS2-3

During exercise, what happens to breathing in humans?

• The depth of breathing increases and the breathing rate increases

• The breathing rate increases but not the depth of breathing

• The depth of breathing increases but not the breathing rate

Tags

NGSS.HS-LS1-3

A large muscle that separates the chest cavity from the abdominal cavity and helps with breathing.

• pharynx

• larynx

• diaphragm

Small air sacs in the lungs where many capillaries exchange carbon dioxide for oxygen taken into the body

• Bronchi

• Alveoli

• Trachea

The two major organs of the respiratory system where the gas exchange takes place and carbon dioxide is given off and oxygen taken in.

• kidneys

• lungs

• intestines

The voicebox

• Pharynx

• Trachea

• larynx

These carry air into the lungs

• Bronchi and bronchiole tubes

• Alveoli

• Sinuses