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Worksheets

Circulatory, Lymphatic and Respiratory Systems

Total questions: 22

Worksheet time: 14mins

Name
Class
Date
1.

Blood is made up of ____ and ____.

a)

dura mater and connective tissue

b)

hemoglobin and lymphocytes

c)

blood Cells and plasma

d)

bile and interstitial fluid

2.

What is the purpose of leukocytes?

a)

To protect against infection

b)

To carry hemoglobin (and oxygen)

c)

To assist with blood clotting

d)

To carry blood away from the heart

3.

Is the heart a muscle?

a)

Yes

b)

No

4.

What parts make up the circulatory system?

a)

Planes, trains and automobiles

b)

Pharynx, trachea, lungs

c)

Inferior vena cava, superior vena cava, aorta

d)

Blood, heart, blood vessels

5.

During which phase of heart action does the heart contract?

a)

Asystole

b)

Diastole

c)

Systole

d)

Fibrillation

6.

Where are red blood cells made?

a)

Liver

b)

Spleen

c)

Bone Marrow

d)

Pancreas

7.

What substance found in erythrocytes gives blood its red color?

a)

Iron

b)

Hemoglobin

c)

Potassium

d)

Sodium

8.

Which lead blood away from the heart?

a)

Capillaries

b)

Arteries

c)

Veins

d)

Arterioles

9.

Which return blood to the heart?

a)

Valves

b)

Veins

c)

Capillaries

d)

Ventricles

10.

What are the four chambers of the heart?

a)

2 Atriums, 2 Ventricles

b)

2 Ducts, 2 Nodes

c)

2 Valves, 2 Venules

d)

2 Arteries, 2 Veins

11.

What is the function of the lymphatic system?

a)

To process sensory input

b)

To circulate blood through the body

c)

To aid in digestion of nutrients

d)

To defend the body from infection

12.

Lymph, a clear and watery liquid, contains what?

a)

Proteins, lipids and phosphates

b)

Leukocytes, proteins and fats

c)

Erythrocytes, fats and bacteria

d)

Mucus, platelets and protein

13.

In which area of the body do you NOT find lymph nodes?

a)

Feet

b)

Underarm

c)

Knees

d)

Neck

14.

Which part of the lymphatic system swells when your body is fighting infection?

a)

Sinuses

b)

Eyelids

c)

Lymphatic vessels

d)

Lymph Nodes

15.

Which of these is your body's first line of defense against infection?

a)

Cilia and Villi

b)

White blood cells and Red blood cells

c)

Tonsils and adenoids

d)

Nose and throat

16.

The largest organ in the lymphatic system is the

a)

stomach

b)

spleen

c)

liver

d)

gallbladder

17.

Put the following in order of how air enters and travels through the body:

1 Nose,

2 Bronchioles,

3 Trachea,

4 Lungs,

5 Pharynx,

6 Larynx,

7 Bronchus

a)

1,5,6,3,7,4,2

b)

2.4.6.3.7.1.5

c)

1.2.3.4.5.6.7

d)

1,7,2,6,3,5,4

18.

Where are oxygen and carbon dioxide exchanged (or: Where does gas exchange occur in the respiratory system)?

a)

Between the alveoli and capillaries

b)

Between the lungs and the pleura

19.

A synonym for inhalation is

a)

Exhalation

b)

Respiration

c)

Inspiration

d)

Jubilation

20.

Spongy tissues that contain alveoli, blood vessels and nerves are called

a)

lungs

b)

organs

c)

small intestines

d)

kidneys

21.

Which of these is also called the "windpipe"

a)

Larynx

b)

Pharynx

c)

Trachea

d)

Diaphragm

22.

Tiny one-celled air sacs in the lungs called alveoli look like...

a)

Blackberries

b)

Grapes

c)

Raspberries

d)

Cherries