Respiratory System

Multiple Choice

What is the purpose of the respiratory system?

• takes in oxygen and releases nitrogen

• takes in carbon dioxide and releases oxygen

• takes in oxygen and releases carbon dioxide

• takes in nitrogen and releases oxygen

Multiple Choice

It is the network of organs and tissues that help you breathe.

• digestive system

• nervous system

• circulatory system

• respiratory system

Multiple Choice

Muscle that helps your lungs pull in air and push it out.

• diaphragm

• alveoli

• heart

• trachea

Multiple Choice

Tiny air sacs in the lungs where the exchange of oxygen and carbon dioxide takes place.

• bronchioles

• lung lobes

• alveoli

• capillaries

RESPIRATION vs BREATHING

• Breathing is a biophysical process that involves the exchange of gases through inhalation and exhalation

• Respiration is a biochemical process to release energy from organic compounds which are then used for performing different physical activities.

Multiple Choice

It is also called as your windpipe.

• Larynx

• Lung

• trachea

• Bronchi

We now know that…

• Respiratory system includes trachea, bronchi, lungs, diaphragm, and the muscles between the ribs.

• Gas exchange is the diffusion of gases into and out of the body

• Oxygen diffuses from the air sacs into the blood. Carbon dioxide diffuses the other way. 

• Thin walls of air sacs help gas exchange to take place quickly.

Label Game :)

Let's play a game

https://www.turtlediary.com/game/respiratory-system-labeling.html   

Multiple Choice

When you exhale, the diaphragm

• moves upwards

• moves downwards

• flattens

• none of the above

Multiple Choice

Which 2 substances are exchanged in the Respiratory System?

• oxygen and nitrogen

• carbon dioxide and oxygen

• oxygen and glucose

• glucose and carbon dioxide