Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Circulatory system and blood

Total questions: 29

Worksheet time: 29mins

Name
Class
Date
1.

What is NOT dissolved in the blood plasma?

a)

carbon dioxide

b)

urea

c)

oxygen

d)

glucose

2.

What is shown in this image?

a)

Stent

b)

Statins

c)

Artificial pacemaker

d)

Replacement vale

3.

What do bacteria release into the blood that can cause damage to the host cells?

a)

antibodies

b)

antitoxins

c)

cytokines

d)

toxins

4.

What type of stem cell are those that are found in the bone marrow?

a)

embryonic stem cells (ESCs)

b)

cord blood stem cells

c)

Specialised cells

d)

Adult stem cells

5.

What protein is present in large quantites inside red blood cells?

a)

Keratin

b)

Haemoglobin

c)

Amylase

d)

Collagen

6.

What is the function of the platelets?

a)

blood clotting

b)

transport of oxygen

c)

production of antibodies

d)

transport of soluble substances

7.

What type of circulatory system is shown?

a)

open

b)

double

c)

single

8.

Which blood vessel(s) is the Vena cava?

a)

6

b)

5L & 5R

c)

7 & 8

d)

9

9.

What is formed when oxygen combines with haemoglobin?

a)

oxyglobin

b)

carboxyhaemoglobin

c)

carbaminoglobin

d)

oxyhaemoglobin

10.

What type of circulatory has blood that is sometimes NOT inside blood vessels?

a)

open

b)

closed

c)

single

d)

double

11.

Which image shows blood vessels adapted for exchange?

a)
b)
c)
d)
12.

Which colour shows the pressure in the capillaries?

a)

pink

b)

yellow

c)

green

d)

blue

13.

What two things show that the pink region of this graph is the blood pressure in the arteries (aorta)?

a)

At the start of the graph

b)

Has a pulse

c)

Has a high mean pressure (~100mm Hg)

d)

The arteries have a thick elastic wall

14.

Which of the following is the odd one out?

a)

Under surface of skin in the face

b)

Surrounding each alveolus

c)

Inside each villus in the small intestines

d)

Connecting the liver to the aorta

15.

What contains valves?

a)

arterioles

b)

veins

c)

capillaries

d)

arteries

16.

What is the toxic waste product that is dissolved in teh blood plasma?

a)

amino acids

b)

glucose

c)

hormones

d)

urea

17.

What is it called when cancer cells from a primary tumour break off and travel in the blood to secondary sites?

a)

metastasis

b)

mitosis

c)

malignant

d)

meiosis

18.

What two things make capillaries well adapted for exchange?

a)

one cell thick

b)

a wall that is one cell thick

c)

lumen that fits only a single red blood cell

d)

branching structure

e)

A thin cell wall

19.

What function of a white blood cell is shown?

a)

antibody production

b)

antitoxin production

c)

engulfing (phagocytosis)

d)

memory

20.

When does oxyhaemoglobin release the oxygen that is bound to it?

a)

when the oxygen concentration in the alveoli is high

b)

when the oxygen concentration in the alveoli is low

c)

when the oxygen concentration in the tissues is high

d)

when the oxygen concentration in the tissues is low

21.

Which part of the graph shows why veins need large lumen and valves to get blood back to the heart?

a)

pink

b)

yellow

c)

green

d)

blue

22.

Which statements are correct?

a)

The right ventricle has a thicker cardiac muscle wall

b)

The left ventricle contracts and forces blood under the highest pressure

c)

The atria contract to push the blood into arteries

d)

The right ventricle contracts to push the blood to the lungs

e)

The aorta brings blood from the lungs into the left atrium

23.

What protist infects and multiplies inside red blood cells?

a)

Plasmodium

b)

Ebola

c)

Listeria

d)

Anopheles

24.

Where is an artificial pacemaker fitted to correct an irregular heart beat?

a)

right ventricle

b)

left atrium

c)

right atrium

d)

apex of the heart

25.

What drug is used to reduce cholesterol levels in the blood?

a)

paracetemol

b)

statins

c)

antibiotics

d)

painkillers

26.

What is being described: " blood flows through a narrow lumen and the walls consist of a thick layer of elastic tissue that can strecth and recoil'

a)

capillary

b)

artery

c)

vein

d)

lacteal

27.

What doesn't dissolve into the blood in the capillaries in the villi of the small intestines?

a)

glucose

b)

amino acids

c)

glycerol

d)

fatty acids

28.

What type of blood vessel is shown?

a)

vein

b)

capillary

c)

artery

d)

bronchiole

29.

Which of the following would necessitate valve replacement surgery?

a)
b)
c)
d)