Respiratory System Quiz

What is the correct order of the respiratory system?

• a. larynx-trachea-nasal/oral cavity-bronchioles-alveoli-bronchi

• b. nasal/oral cavity-larynx-trachea-bronchi-bronchioles-alveoli

• c. Vocal cords-larynx-nasal/oral cavity-trachea-bronchi-bronchioles-alveoli

• d. lungs-alveoli-bronchioles-bronchi-trachea-larynx-nasal/oral cavity

Which of these accurately describes the epiglottis?

• a. It closes during swallowing, preventing food from entering the trachea.

• b. It covers the opening to the larynx, called the oropharynx.

• c. It is located inside of the larynx and helps to produce vocal sounds.

• d. It is an empty space inside one of the bones of the skull.

In the lungs, ______ diffuses from the air into the blood. Meanwhile, ______ diffuses from the blood back into the air to be exhaled.

• Oxygen, carbon dioxide.

• Carbon dioxide, oxygen.

During inhalation, the diaphragm and intercostal muscles ______.

• Contract/pull down

• Relax/go back into place

• Sit still

• Spasms

What is a function of the respiratory system?

• Makes the air very cold before it enters the body

• Blocks gas exchanges

• Clean and filters the air

• There is no function of the respiratory system--it only causes disease

Bronchioles have air sacs called alveoli which are connected to the circulatory system via ______.

• Veins

• Capillaries

• Epithelial

• Adipose

Label the Respiratory System

f

c

d

e

g

h

b

a

Trachea

Lung

Larynx

Alveoli

Oral Cavity

Bronchus

Nasal Passage

Diaphragm

The process by which oxygen and carbon dioxide are exchanged between cells, the blood, and air in the lungs is called

• emphysema
• cellular respiration
• systemic circulation
• respiration

cleans, moistens, and warms the air

• trachea
• larynx
• nasal passage
• windpipe

known as the voice box

• windpipe
• larynx
• pharynx
• epiglottis