ACTIVITY NO. 2 "COMPLETE ME!" PARTS RESPIRATORY SYSTEM FUNCTIONS​

Answer:

ACTIVITY NO.3: COMPLETE ME (W=10 pts.)

Directions Choose the best answer. Write the letter

of your answer on the blank before the number.

Read carefully page 2 of your SLAs for the

functions of the human respiratory system.

1. It is the body's primary organ of smell and

considered as the gateway of the respiratory system.

a. nose b. lungs c. larynx d. pharynx

2. Part of the nose lined with tiny hairs that

functions to moisten, warm and filters the air we

breathed.

a. trachea b. alveoli c.nasal cavity d. nose

_3. Which of the following choices describes

the function of the pharynx?

a. the main respiratory system

b. carries air into the lungs

C. gas exchange

d. controls the passage of air into the lungs and

food from digestion to the esophagus

4. The organ that connects the pharynx and

the trachea is called

a. alveoli b. lungs c. nose d. larynx

5. It is described as the main passageway of

air into the lungs.

a. trachea b. bronchi c. larynx d. nose

6. It is known as the main respiratory organs.

a. alveoli b.lungs c. heart d. diaphragm

7. The trachea splits into two small tubes

called which carry air into the lungs.

a bronchioles b. bronchi c. alveoli d. veins

8. The smallest tubes which connect the

bronchi into the alveoli.

a capillaries b. bronchioles c. lungs d arteries

9. It is considered as the functioning system

of the lungs where oxygen and carbon dioxide

exchange occurs.

a. lungs b. alveoli c. diaphragm d. throat

10. A sheet of smooth muscle located below

the lungs which controls breathing.

a. diaphragm b. lungs c. larynx d. trachea

Answer:

1. nose

2. Nasal cavity

3. D

4. larynx

5. the trachea

6. lungs

7. bronchi

8. bronchioles

9. ?

10. ?

Explanation:

i hope it helps