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Worksheets

Respiratory Anatomy & Physiology

Total questions: 73

Worksheet time: 1hrs 2mins

Name
Class
Date
1.

Which of the following is NOT a function of the respiratory system?

a)

Delivering oxygen to the body

b)

Removing carbon dioxide from the body

c)

Regulating blood pH

d)

Producing digestive enzymes

2.

What is the primary function of the nasal cavity in the respiratory system?

a)

Transporting oxygen to the lungs

b)

Producing sound for speech

c)

Filtering, warming, and moistening incoming air

d)

Exchanging gases in the alveoli

3.

Which part of the respiratory system is primarily responsible for voice production?

a)

Trachea

b)

Larynx

c)

Pharynx

d)

Alveoli

4.

What is NOT a function of the pleurae?

a)

oxygen exchange

b)

protection

c)

anchors lungs in thoracic cavity

5.

What is the name of the compound on red blood cells that carries oxygen?

a)

plasma

b)

platelets

c)

hemoglobin

d)

white blood cells

6.

What structure contains the vocal cords?

a)

pharynx

b)

larynx

c)

nasal cavity

d)

sinuses

7.

What is the name of the piece of cartilage that blocks the larynx when we swallow food?

a)

epiglottis

b)

trachea

c)

bronchiole

d)

pharynx

8.

Which of the following is NOT a key structure in the respiratory system?

a)

pharynx

b)

larynx

c)

diaphragm

d)

esophagus

9.

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. 

a)

1,2,3,4

b)

2,3,1,4

c)

2,1,3,4

d)

4,2,3,1 

10.

What keeps your bronchi and bronchiole tubes open?

a)

cartilage rings

b)

ligament squares

c)

ciliated cells

d)

muscle

11.

The trachea...

a)

extends from the nasal cavity to the bronchi

b)

is lined with cilia

c)

lies posterior to the esophagus

d)

is the passageway for food into the stomach

12.

Gaseous exchange happens because of...

a)

Osmosis

b)

Respiration

c)

Diffusion

d)

Semi-permeable membranes

13.

the accumulation of gas (or air) in the pleural space causing the lung to collapse from the outside.

a)

atelectasis

b)

acute pulmonary distress syndrome

c)

pulmonary edema

d)

pneumothorax

14.

blood in the chest

a)

hemothorax

b)

thorcotomy

c)

hemocartilage

d)

pneumothorax

15.

The use of oxygen by the cells to release enery from food is called...

a)

photosynthesis

b)

cellular respiration

c)

diffusion

d)

osmosis

16.

Which of the following statements is not true of sinuses?

a)

Sinuses warm and moisten air.

b)

Sinuses provide resonance for the voice.

c)

Sinuses are lined with a mucous membrane.

d)

Sinuses provide the sense of smell.

17.

The membrane or sac that encloses each lung is a ____.

 

a)

pleura

b)

perithoracic membrane

c)

visceral membrane

d)

pneumocardial sac

18.

A noninfectious, chronic respiratory condition that occurs when the walls of the alveoli deteriorate and lose their elasticity is ____.

a)

asthma

b)

emphysema

c)

chronic obstructive pulmonary disease

d)

pleurisy

19.

A respiratory disorder caused by a sensitivity to an allergen is ____.

a)

asthma

b)

bronchitis

c)

chronic obstructive pulmonary disease

d)

emphysema

20.

Divides the nose into two hollow spaces called nasal cavities.

a)

nasal cavities

b)

sinuses

c)

bronchioles

d)

nasal septum

21.

An inflammation or infection of the lungs characterized by exudate in the alveoli.

a)

pneumonia

b)

tuberculosis

c)

asthma

d)

emphysema

22.

Most upper respiratory infections are caused by ________________ and are highly contagious.

a)

bacteria

b)

viruses

c)

fungi

d)

protozoa

23.

The lipid substance covering the inner surfaces of the aveoli that help prevent them from collapsing.

a)

pleural fluid

b)

surface lipids

c)

epithelial tissue

d)

surfactant

24.

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. 

a)

1,2,3,4

b)

2,3,1,4

c)

2,1,3,4

d)

4,2,3,1 

25.

Which body function is made possible by the fibrous bands stretched across the larynx?

a)

swallowing

b)

breathing

c)

diffusion

d)

speech

26.

The process of diffusing oxygen from the blood, into the interstitial fluid and into the cells.

a)

inspiration

b)

expiration

c)

internal respiration

d)

external respiration

27.

The inspiratory and expiratory breathing centers are located in the ____________ and pons.

a)

medulla oblongata

b)

thalamus

c)

hypothalamus

d)

midbrain

28.

Why does diffusion of oxygen take place in the alveoli?

a)

The oxygen level in the capillaries is higher than in the alveoli.

b)

The oxygen level in the alveoli is higher than in the capillaries.

c)

The oxygen level in the cells surrounding the alveoli is high.

d)

The brain tells the lungs to release oxygen into the blood.

29.

Thin-walled vessels that allow for the exchange of O2 , CO2, nutrients and wastes between blood cells or air sacs in the lungs

a)

Arteries

b)

Veins

c)

Capillaries

30.

During exercise you blood will contain.... and that is why you breath more rapidly.

a)

decreased number red blood cells

b)

increased level of oxygen

c)

increased level of carbon dioxide

d)

decreased level of iron iron

31.

What is the purpose of the rings in the trachea?

a)

To keep the trachea flexible

b)

To warm and moisten incoming air

c)

To support the trachea during breathing

d)

To prevent the trachea from collapsing

32.

What are the two main principles that make respiration possible?

a)

Endocytosis and exocytosis

b)

Active transport and passive transport

c)

Osmosis and filtration

d)

Bulk flow and diffusion

33.

thin, double walled serous membrane that surrounds the lungs,

a)

alveoli

b)

pleural sac

c)

tonsils

d)

thalamus

34.

a combination of vital capacity plus the residual volume

a)

total lung capacity

b)

ERV

c)

functional residual capacity

d)

IRV

35.

Which of the following lung capacities is the volume of air that can be maximally exhaled after a maximum inhalation?

a)

inspiratory capacity

b)

functional residual capacity

c)

vital capacity

d)

total lung capacity

36.

What cells are the housekeepers of the alveoli and would help defend against dust particles?

a)

simple squamous epithelium

b)

surfactant secreting cells

c)

alveolar macrophage

d)

none of these

37.

The amount of air you can force out after a normal breath out

a)

Expiratory Reserve Volume

b)

Functional Residual Capacity

c)

Vital Capacity

d)

Inspiratory Capacity

38.

What equipment is used to measure the volume of air being inspired and expired?

a)

ventilator

b)

spirometer

c)

stethoscope

d)

pulse oximeter

39.

According to Boyle’s law, if the volume of a sealed container of gases __________, then the pressure in that container __________.

a)

decreases; increases

b)

decreases; decreases

c)

increases; increases

d)

decreases; stays the same

40.

What cells help reduce surface tension within the alveoli so they don't collapse during exhalation?

a)

simple squamous epithelium

b)

surfactant secreting cells

c)

alveolar macrophage

d)

none of these

41.

The bronchioles have walls dominated by __________.

a)

fibrous connective tissue

b)

hyaline cartilage

c)

elastic cartilage

d)

smooth muscle

42.

Even if you forcibly exhale, there is volume that always remains in lungs.....what is this volume?

a)

ERV

b)

IRV

c)

total volume

d)

residual volume

43.

During a lively classroom discussion, Isla asked, "What is the purpose of humidification when providing oxygen therapy?"

a)

To cool the oxygen

b)

To increase oxygen concentration

c)

To prevent mucous membrane dryness

44.

Air moving in and out of the lungs is called

a)

pulmonary ventilation

b)

expiration

c)

inspiration

d)

internal respiration

45.

Three shelf-like structures in the nasal cavity; direct air into

sinuses

(a)  

46.

The amount of air that can be forcibly inspired over and above a normal inspiration

(a)  

47.

The largest amount of air we can breathe in and out in a single breath.

(a)  

48.

Normal inspiration and expiration amounts/values. How much air you take in and breathe out in a normal breath.

(a)  

49.

A device used to measure the amount of air exchanged between your lungs and the air outside. (How much volume in a breath)

(a)  

50.

The air that remains in the lungs after the most forceful

expiration.

(a)  

51.

Four sinuses that open into the nose

(a)  

52.

The amount of air that can be forcibly exhaled beyond a normal exhalation.

(a)  

53.

12. If a person could not produce surfactant, his/her:

a)

Alveoli would collapse.

b)

Bronchi would collapse.

c)

Vocal cords would not vibrate.

d)

Epiglottis would close.

54.

Which of the following structures is the portion of throat opening into the mouth?

a)

nasopharynx

b)

larynx

c)

oropharynx

d)

laryngopharynx

55.

Which of the following structures is the portion of throat just above larynx?

a)

nasopharynx

b)

larynx

c)

oropharynx

d)

laryngopharynx

56.

Which of the following describes the path of carbon dioxide as it leaves your capillaries and exits through the respiratory system?

a)

bronchioles, bronchi, alveoli, trachea, larynx, pharynx, mouth/nose

b)

mouth/nose, pharynx, larynx, trachea, bronchi, bronchioles, alveoli

c)

alveoli, bronchioles, bronchi, trachea, pharynx, larynx,, mouth/nose

d)

alveoli, bronchioles, bronchi, trachea, larynx, pharynx, mouth/nose

57.

Identify Structure #1. (all lowercase)

(a)  

58.

Identify structure #3. (all lowercase)

(a)  

59.

Identify structure #7. (all lowercase)

(a)  

60.

Identify structure #8. (all lowercase)

(a)  

61.

Identify #5. (all lowercase)

(a)  

62.

Identify #6. (all lowercase)

(a)  

63.

Identify #4. (all lowercase)

(a)  

64.

Identify #3. (all lowercase)

(a)  

65.

Identify #1. (all lowercase)

(a)  

66.

Identify #10. (all lowercase)

(a)  

67.

Identify #8. (all lowercase)

(a)  

68.

Identify #11. (all lowercase)

(a)  

69.

What are the TWO most important muscles used for respiration?

a)

Pectoralis major

b)

Diaphragm

c)

Transverse Abdominus

d)

Intercostals

70.

Dead Space

a)

Amount of air that moves into the lungs with each inspiration

b)

Damaged portion of the lungs

c)

Remaining air in the lungs after the expiratory reserve volume

d)

Part of the lungs that do not participate in gas exchange

71.

Which type of cells would allow for the easiest transport through a membrane? (Which would be the most permeable?)

a)
b)
c)
d)
72.

External Respiration

a)

Gas exchange that takes place between body cells and blood

b)

Gas exchange that takes place in the lungs between the alveoli and blood

c)

The term for breathing in fresh air outdoors

d)

Respiration that occurs when you breathe through your mouth

73.

Within the lungs, gases always flow 

a)

from low to high pressure.

b)

from high to low pressure.