Human Respiratory System Concepts

The odds of developing more serious COVID-19 symptoms are greater for which of these age groups?

• Teenagers

• Young adults

• Middle-aged adults

• Older adults

What is pulmonary ventilation ?

• The exchange of oxygen and carbon Dioxide

• The physical act of breathing

• The circulation of blood

• The creation of oxygen cells

In what stage of respiration does the exchange of gases between cells and blood occur ?

• Cellular

• External

• Internal

Which structure contains the vocal cords

• Trachea

• Epiglottis

• Pharynx

• Larynx

How many lobes are in the lungs?

• Two lobes in the right lung and the left lung

• Three lobes in the right lung and the left lung

• Three lobes in the right lung and two lobes in the left lung

• Two lobes in the right lung and three lobes in the left lung

The respiratory system helps regulate the temperature of air before it reaches the lungs ?

• Bronchioles

• Epiglottis

• Sinuses

• Mouth

Which term best describes the process of breathing?

• Involuntary

• Voluntary

Which of the following describes how the epiglottis keeps you safe?

• It opens when you are eating

• It closes when you are breathing

• It closes when you are eating

• It opens when you are breathing

Tags

NGSS.MS-LS1-3

During which phase of pulmonary ventilation is pushed out of the lungs ?

• Inhalation

• Exhalation

• Inspiration

• Respiration

How long can brain cells typically survive without oxygen ?

• 0 to 1 minute

• 2 to 3 minutes

• 4 to 6 minutes

• 7 to 10 minutes

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1