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ESS: Respiratory System

Authored by Shaun Chew

Physical Ed

10th Grade

Used 11+ times

ESS: Respiratory System
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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of the respiratory system?

To supply oxygen to the body and remove carbon dioxide

To protect the body from infections

To circulate blood throughout the body

To digest food and absorb nutrients

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which component of the respiratory system is also known as the windpipe?

Larynx

Alveoli

Trachea

Bronchi

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of the alveoli?

To filter air

To produce sound

To enable gas exchange

To transport gases between the trachea and bronchioles

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

During inhalation, what happens to the diaphragm?

It relaxes and bulges upwards

It contracts and flattens

It remains unchanged

It moves sideways

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What percentage of oxygen is present in inhaled air?

79%

21%

3%

17%

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which component prevents food from entering the windpipe?

Larynx

Epiglottis

Nasal passage

Bronchi

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of the intercostal muscles during inhalation?

They filter air

They produce sound

They contract and expand the chest

They relax and contract the chest

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