Intro To Respiratory System

Question 1

What shape are lungs usually? What color is a healthy lung?

Answer 1

Cone shaped; pink

Question 2

Why do lungs float?

Answer 2

They are spongy and full of oxygen

Question 3

What is the purpose of the respiratory system?

Answer 3

Taking in oxygen and releasing carbon dioxide

Question 4

Unique cells in the respiratory system generate _______, which catches dirt, dust, and bacteria.

Answer 4

mucus

Question 5

What keeps food from going down the windpipe?

Answer 5

Epiglottis

Question 6

What role do Red Blood Cells play in respiration?

Answer 6

They carry oxygen

Question 7

How is the respiratory system linked to the circulatory system?

Answer 7

They’re connected to the lungs

Question 8

Hiccups are a spasm of the __________.

Answer 8

diaphragm

Question 9

Pneumonia causes ______ to build up in the lungs

Answer 9

fluids

Question 10

A sneeze can travel at ____ miles per hour.

Answer 10

100

Question 11

Lungs expanding, contraction of muscular diaphragm

Answer 11

Inhalation/inspiration

Question 12

Outer layer of the lung, filled with fluids

Answer 12

Pleura