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Circulatory system

Total questions: 31

Worksheet time: 1hrs 13mins

Name
Class
Date
1.

Where does blood flow from your left ventricle?

(a)  

2.

These cells, in the blood, carry oxygen and give the blood its color.

a)

white blood cells

b)

plasma

c)

platelets

d)

red blood cells

3.

The cells in the blood that help fight germs like bacteria and viruses

a)

red blood cells

b)

platelets

c)

white blood cells

4.

What is the circulatory system made up of?

4 lines
5.

What is the structure labelled 6?

a)

Pulmonary artery

b)

Pulmonary vein

c)

Vena cava

d)

Aorta

6.

Which part of the heart pumps the oxygen-riched blood to all parts of the body?

a)

right ventricle

b)

left ventricle

c)

right atrium

d)

left atrium

7.

Which structure of the heart receives blood from the body that is low in oxygen and high in carbon dioxide?

a)

Right atrium

b)

Left atrium

c)

Right ventricle

d)

Left ventricle

8.

Which structure from the diagram carries deoxygenated blood from the body?

(a)  

9.

Which side of the heart has the oxygenated blood?

a)

Left

b)

right

c)

both

d)

top

10.



(a)  

11.



(a)  

12.



(a)  

13.
A flap of tissue that prevents blood from flowing backward
a)
Aorta
b)
Atrium
c)
Septum
d)
Valve
14.

Name the part with the arrow in it.

(a)  

15.

Name this part.

(a)  

16.
Which side of the heart pumps oxygen-rich blood to the rest of the body?
a)
Right
b)
Left
17.
Which side of the heart pumps blood into the lungs?
a)
Right
b)
Left
18.
Identify the circled valve
a)
Tricuspid
b)
Mitral
c)
Pulmonary
d)
Aortic
19.

Which of the following is true of an artery?


One, some or all answers could be correct?

a)

it carries blood back to the heart

b)

it has a thick layer of elastic tissue

c)

it has a thin layer of muscle tissue

d)

it has a narrow lumen

20.

Which of the following is true of a vein?


One, some or all answers could be correct?

a)

it carries blood back to the heart

b)

it has a thick layer of elastic tissue

c)

it has a thin layer of muscle tissue

d)

it has a wide lumen

21.

Which of the following is true of a vein?


One, some or all answers could be correct?

a)

it carries blood at a high pressure

b)

it always carries deoxygenated blood

c)

it carries blood away from the heart

d)

it contains valves

22.

Which of the following is/are true of a capillary?


One, some or all answers could be correct?

a)

It connects an artery and a vein

b)

It exchanges substances between the blood and organs

c)

It contains valves

d)

It has very thin walls for fast diffusion of substances across it

23.

Which of the following shows a correct route for the exchange of substances in blood?

a)

arteriole --> artery --> capillary --> vein --> venule

b)

artery --> vein --> capillary --> venule --> arteriole

c)

venule --> vein --> capillary --> artery --> arteriole

d)

artery --> arteriole --> capillary --> venule --> vein

24.

Which of the following is/are correct difference(s) between arteries, veins and capillaries?


One, some or all answers could be correct?

a)

Only veins have valves

b)

Arteries have the thickest layer of muscle and elastic tissue

c)

Blood pressure is lowest in the veins

d)

Capillaries have the smallest lumen

25.

5?

(a)  

26.

What part of blood carries hemoglobin?

(a)  

27.
The lack of sufficient red blood cells in the blood system is called
a)
cyanosis
b)
anemia
c)
hemochromatosis
d)
hypoxia
28.
What is the function of hemoglobin?
a)
to carry iron
b)
to carry wastes
c)
to carry oxygen
d)
to produce oxygen
29.
The liquid portion of the blood is
a)
leukocytes
b)
erthryocytes
c)
plasma
d)
thrombin
30.

What is the function of coronary artery?

a)

Transports oxygenated blood from aorta to heart muscles

b)

Transports oxygenated blood from aorta to liver

c)

Transports oxygenated blood from aorta to kidneys

31.

What are the components of blood?

a)

Plasma

b)

Platelets

c)

Red blood cells

d)

White blood cells