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Question 1

What is the primary function of the respiratory system?

Answer 1

To facilitate breathing and gas exchange.

Question 2

True or False: The lungs are the main organs of the respiratory system.

Answer 2

True

Question 3

Fill in the blank: The process of taking in oxygen and expelling carbon dioxide is called ______.

Answer 3

respiration

Question 4

What is the name of the tube that carries air to the lungs?

Answer 4

Trachea

Question 5

Multiple Choice: Which part of the respiratory system is responsible for gas exchange? A) Trachea B) Alveoli C) Bronchi

Answer 5

B) Alveoli

Question 6

What is the diaphragm’s role in respiration?

Answer 6

It helps expand and contract the lungs during breathing.

Question 7

True or False: The nasal cavity filters and warms the air we breathe.

Answer 7

True

Question 8

What are the tiny air sacs in the lungs called?

Answer 8

Alveoli

Question 9

Fill in the blank: The ______ are the main passageways that air travels through after the trachea.

Answer 9

bronchi

Question 10

Multiple Choice: What gas do we inhale? A) Carbon Dioxide B) Oxygen C) Nitrogen

Answer 10

B) Oxygen

Question 11

What muscle is primarily responsible for breathing?

Answer 11

Diaphragm

Question 12

True or False: The respiratory system also plays a role in regulating body temperature.

Answer 12

True

Question 13

What is the function of the epiglottis?

Answer 13

To prevent food from entering the trachea during swallowing.

Question 14

Fill in the blank: The ______ are located at the end of the bronchi and lead to the alveoli.

Answer 14

bronchioles

Question 15

Multiple Choice: Which of the following is NOT a part of the respiratory system? A) Lungs B) Heart C) Trachea

Answer 15

B) Heart

Question 16

What is the role of cilia in the respiratory system?

Answer 16

To trap and move particles out of the airways.

Question 17

True or False: Oxygen is transported in the blood primarily by red blood cells.

Answer 17

True

Question 18

What is the term for the exchange of gases between the blood and body cells?

Answer 18

Internal respiration

Question 19

Fill in the blank: The ______ is the flap that covers the trachea during swallowing.

Answer 19

epiglottis

Question 20

Multiple Choice: Which of the following is a respiratory disease? A) Asthma B) Diabetes C) Hypertension

Answer 20

A) Asthma

Question 21

What happens during exhalation?

Answer 21

Air is expelled from the lungs.

Question 22

True or False: The respiratory system can function independently of the circulatory system.

Answer 22

False

Question 23

What is the primary gas that is a waste product of cellular respiration?

Answer 23

Carbon dioxide

Question 24

Fill in the blank: The ______ helps to regulate the rate of breathing.

Answer 24

brain

Question 25

Multiple Choice: What is the process of breathing in called? A) Inhalation B) Exhalation C) Respiration

Answer 25

A) Inhalation

Question 26

What is the primary purpose of the alveoli?

Answer 26

To facilitate the exchange of oxygen and carbon dioxide.