3.11.M - Lesson: Body Systems Part IV - Respiratory

Question 1

What are the three major parts of the respiratory system?
The brain
The heart
The muscles of respiration
The lungs
The muscles of exercising
The airway
The veins

Answer 1

The muscles of respiration
The lungs
The airway

Question 2

In the respiratory system, the airway carries air between the lungs and the body’s exterior. Which of the following is/are included in the airway? (Select all that apply.)
Liquid plasma
Bronchioles
Nose
Pharynx
Larynx
Arteries
Mouth
Veins
Trachea
Bronchi
Alveoli

Answer 2

Bronchioles
Nose
Pharynx
Larynx
Correct!
Mouth
Trachea
Bronchi
Alveoli

Question 3

The muscles of respiration work together and serve as a pump that pushes air into and out of your lungs when you breathe. Which of the following is/are included in the muscles of respiration? (Select all that apply.)
Hamstring
Heart
Diaphragm
Intercostal muscles
Tendons

Answer 3

Diaphragm
Intercostal muscles

Question 4

The cells of the human body require a constant stream of __________ to stay alive.
Helium
Carbon dioxide
Oxygen
Hydrogen
Nitrogen

Answer 4

Oxygen

Question 5

The __________ function and work to take the oxygen you breathe and release it from your body as carbon dioxide.
Lungs
Heart valves
Nerves
Arteries

Answer 5

Lungs