The Respiratory System

1. Which of the following systems is responsible for taking in oxygen and removing carbon dioxide?

• A. Circulatory system

• B. Digestive system

• C. Endocrine system

• D. Respiratory system

2. The respiratory system is made up of organs of the upper respiratory track, the lungs and_______?

• A. Diaphragm

• B. esophagus

• C. Liver

• D. pancreas

It is the external openings of the nose.

• A. nasal cavity

• B. nasal septum

• C. nostrils

• D. sinuses

Oxygen moves from alveoli to the blood through these tiny blood vessels that line the alveoli walls called_____.

• A. air tubes

• B. bronchioles

• C. capillaries

• D. cilia

What organs are in the upper respiratory tract?

• A. nasal cavity, larynx, pharynx

• B. nasal cavity, larynx, pharynx, lungs

• C. nasal cavity, bronchi, lungs, diaphragm

• D. nasal cavity, pharynx, trachea, lungs, diaphragm

The two branches of the trachea that connect each lung are____.

• A. alveoli

• B. bronchi

• C. bronchioles

• D. lungs

The process of intake of oxygen into the lungs.

• A. exhalation

• B. expiration

• C. inhalation

• D. respiration

When you breathe in air, you bring oxygen into your lungs and blow out____?

• A. carbon dioxide

• B. carbon monoxide

• C. hydrogen

• D. oxygen

The Left lung is made of how many lobes?

• A. 1

• B. 2

• C. 3

• D. 4

When you inhale, your lungs:

• A) Inflate

• B) Turn purple

• C) Deflate

• D) move backward