Year 8 - Digestive, respiratory and circulatory systems

Microscopic sacs are called:

• alveoli
• bronchi
• villi

The breathing muscle is called:

• Epiglottis
• Bronchiole
• Diaphragm

The trachea branches off into two:

• Alveoli
• Bronchi
• Bronchioles

Another name for the throat is called the:

• Nasopharynx
• Pharynx
• Larynx

What important activity takes place in the lungs?

• Food is digested
• Waste filtered from blood
• Oxygen (O2) is exchanged for Carbon Dioxide (CO2)
• Trachea is exchanged for the larynx

What is another name for the windpipe?

• Lungs
• Trachea
• Larynx
• Esophagus

To go on living, the body's cells need food, water, chemicals and ...

• Helium
• Oxygen
• Nitrogen
• Carbon Dioxide

Tags

NGSS.MS-LS1-6

The air sacs that are covered with capillaries where gas exchange takes place

• bronchi
• lungs
• oxygen
• alveoli

What is the main function of the respiratory system?

• to provide oxygen and remove carbon dioxide from the body
• to bring oxygen to the body
• to break down food and absorb nutrients
• to remove oxygen from the body and deliver carbon dioxide

Given the following structures:
1. larynx
2. nasal cavity
3. pharynx
4. trachea
Which of the following is the correct order that air would flow during inhalation. 

• 1,2,3,4
• 2,3,1,4
• 2,1,3,4
• 4,2,3,1