Functional anatomy SES lungs recap

The volume of air breathed in or out per breathe is known as?

• Tidal volume

• Minute volume

• Vital capacity

• Residual volume

The maximal amount of air that can be exhaled after a maximum inspiration is known as?

• Tidal volume

• Minute volume

• Vital capacity

• Residual volume

The amount of air remaining in your lungs after a maximal expiration is known as?

• Tidal volume

• Minute volume

• Vital capacity

• Residual volume

Which of the following are functions of the respiratory system? (multiple answers)

• Improve the amount of red blood cells in blood

• Remove carbon dioxide

• Increase heart rate

• Bring in oxygen and deliver to the tissues

Provide two functions of the nasal cavity in the respiratory system

• Dust sticks to mucus, filtering inspired air

• Connect the trachea to the bronchi

• Gas exchange

• Filter inspired air through cilia catching dust

Which of the following provides the correct order for the respiratory system

• Nasal cacivty

  Bronchi

  Larynx

  Alveoli

• Larynx

  Nasal cavity

  Broni

  Alveoli

• Nasal cavity

  Larynx

  Bronchi

  Alveoli

• Alveoli

  Nasal cavity

  Bronchi

  Nasal cavity

Provide two roles of the chemoreceptor?

• Detect red blood cells

• Detect CO2 levels

• Detect oxygen levels

• Detect movement

When the chemoreceptors detect a rise in CO2 what do they do?

• Relay information to the SA node

• Relay information to the muscles

• Slow breathing rate

• Relay information to the medulla

Which nerve is stimulated to increase breathing rate?

• Phrenic

• Sympathetic

• Parasympathetic

• SA

During inspiration..

• External intercostals pull the ribs up and down

• External intercostals relax and ribs move down

• Diaphragm flattens

• Diaphragm relaxes into natural position