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Respiratory System

Total questions: 31

Worksheet time: 16mins

Name
Class
Date
1.

The term respiration refers to

a)

ventilation (breathing)

b)

gas exchange within the lungs

c)

O2 utilization within the cells.

d)

all of the above

2.

The ___________ is not a part of the respiratory system.

a)

nasal cavity

b)

pharynx

c)

trachea

d)

esophagus

e)

bronchus

3.

The functions of the respiratory system include all of the following except

a)

providing oxygen to the bloodstream and removing carbon dioxide

b)

creating air pressure that allows for swallowing

c)

enabling the vocalization as expired air passes over the vocal cords

d)

assisting in abdominal compression

4.

Which of the following is (are) not located within the nasal cavity?

a)

conchae

b)

meatuses

c)

uvula

d)

nasal septum

e)

vibrissae

5.

The roof of the nasal cavity is formed medially by the

a)

superior concha

b)

nasal bone

c)

sphenoid bone

d)

cribriform plate of the ethmoid bone

e)

choana

6.

Mucus is secreted into the nasal cavity by the

a)

goblet cells

b)

vestibule

c)

adenoids

d)

choanae

e)

mast cells

7.

Which of the following is not a paranasal sinus?

a)

maxillary sinus

b)

pterygoidal sinus

c)

sphenoidal sinus

d)

frontal sinus

e)

ethmoidal sinus

8.

The "Adam' s apple" is the

a)

trachea

b)

thyroid cartilage

c)

larynx

d)

epiglottis

9.

In this image, the swimmer is taking a large breath in. Which of the following processes occurs during inhalation?


Choose all answers that apply:

a)

The diaphragm is relaxed and the volume in the lung decreases.

b)

The pressure in the lungs is lower than the external environment.

c)

External intercostal muscles are relaxed.

d)

The diaphragm is contracted and pulling the lungs down to increase the lung volume.

e)

The ribs are recoiled.

10.

Structure #5 is the esophagus.

a)

True

b)

False

11.

Structure #3 ensures food does not go into the trachea.

a)

True

b)

False

12.

Structure #4 does not represent the vocal cords.

a)

True

b)

False

13.

Structure #4 vibrate and create sound.

a)

True

b)

False

14.

A man swallows a whole grape that does not enter the esophagus. Unfortunately, the ____________ did not function properly and diverted the grape into the respiratory tract instead of the esophagus.

a)

epiglottis

b)

pharynx

c)

cardiac sphincter

15.

The following CT image is taken with a patient facing towards you. The patient was diagnosed with a tumor (letter “A”) in his respiratory system. Name the structure in which the tumor is located.

a)

Trachea

b)

Diaphragm

c)

Left lung

d)

Right lung

16.

How do the lungs contribute to thermoregulation?

a)

The lungs contain water that cool the surrounding organs

b)

The lungs create heat through catabolic reactions involving ATP within the alveoli

c)

The lungs expel excess body heat during exhalation

d)

The lungs do not play a role in thermoregulation

17.

Air passes through which of the following structures to reach the lung.

a)

Trachea

b)

Epiglottis

c)

Heart

d)

Diaphragm

e)

Pharynx

18.

In the image above, structure #4 represents the

a)

bronchi

b)

alveoli

c)

trachea

d)

bronchioles

19.

Select all of the following true statements about the alveoli.

a)

Capillaries discard oxygen here and pick up carbon dioxide.

b)

Their large surface area maximizes gas exchange.

c)

Although small in size, they are large in number.

d)

Their walls are only one cell thick to allow for efficient gas exchange.

e)

The small size of the structure prevents large particles from entering the lungs.

20.

Pneumonia can be caused by a bacterium or a virus.

a)

True

b)

False

21.

Apnea is used to describe someone who is coughing or sneezing.

a)

True

b)

False

22.

The process of breathing in and out is called:

a)

Inhalation

b)

Ventilation

c)

Exhalation

d)

Emphysema

23.

Pneumonia causes:

a)

Mucus in the bronchi

b)

Mucus in the alveoli

c)

Mucus in the larynx

d)

All of the above

24.

Smoking is the main cause of emphysema.

a)

True

b)

False

25.

The name of the dome shaped muscle that helps us breathe is called:

a)

Diaphragm

b)

Bronchi

c)

Alveoli

d)

Pleura

26.

A hiccup is caused from air getting trapped in your lungs.

a)

True

b)

False

27.

When a person breathes too slowly:

a)

Too much carbon dioxide is released

b)

It is called hyperventilation

c)

It is called hypoventilation

d)

None of the above

28.

Smoking affects which of the following:

a)

Breath

b)

Taste

c)

Lungs

d)

All of the above

29.

Surfactants are chemicals that increase surface tension in the lungs.

a)

True

b)

False

30.

The epiglottis protects the:

a)

Trachea

b)

Pharynx

c)

Esophagus

d)

Nares

31.

The air that is released during exhalation contains mostly:

a)

Carbon Dioxide

b)

Oxygen

c)

Nitrogen

d)

None of the above