respiratory system

What is the function of the respiratory system?

• Exchange of gases b/t the atmosphere and body cells

• Blood flow throughout the body

• Regulation of body temperature

• Production of hormones

What is pulmonary ventilation?

• Circulation of blood through the body

• Breathing air in and out of the lungs

• The process of digestion

• The exchange of gases b/t the atmosphere and body cells

Where does the exchange of gases occur?

• Through blood flow

• Through the nasal cavity

• Between air and lungs

• Between blood and body cells

Which of the following statements is true of the nose?

• It is supported by bone and cartilage

• It is the organ of smell

• Nostrils provide entrance for air

• It is the most prominent feature of the face

The nasal cavity has -- lining walls that -- of mucus membranes?

• nasal chonchae;

  increase surface area

• nasal chonchae; decrease surface area

• increased surface area; decreases the amount

• decreased surface area; increases the amount

What do mucus membranes filter?

• cold air

• outgoing air

• cold incoming air

• warm and moisten incoming air

Two-word technical name for breathing

• inhale-exhale

• inhalation exhalation

• pulmonary ventilation

• cardiac respiration

Block off the entrance to the larynx when swallowing food or drink to prevent you choking

• pharnyx

• epiglottis

• cricoid cartilage

• hyoid membrane

covers the front of your larynx; Adam's apple

• laryingeal prominence

• pharynx

• trachea

• thyroid membrane

"shelf-life" units on the walls of the nasal cavity that increase surface area for mucous membrane

• nasal conchae

• cricoid cartilage

• hyoid bone

• sinuses