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Equine Circulatory System

20 Questions - Developed by: Stephanie - Developed on: 2017-08-04 - 4,116 taken - 5 people like it

This is a quiz on the equine circulatory system to test your knowledge and identify areas for revision.

1

The blood travels away from the heart through the...

Arteries
Capillaries
Muscles
Veins

2

Circulating blood transports which of the following essential substances?

Food through the digestive system
Oxygen from lungs to cells
Carbon dioxide from lungs to cells
Blood to the other organs

3

Which of the following are the main components of blood?

Plasma, red and white blood cells, platelets
Red and white blood cells, collagen and platelets
Plasma, elastin, collagen, white blood cells
Plasma, collagen, red blood cells

4

White blood cells are also known as...

Globin
Lymphocytes
Platelets
Leucocytes

5

Where do red blood cells originate?

Bone marrow
The arteries
The heart
The veins

6

What are the three types of blood vessels?

Ventricles, arteroles and atriums
Capillaries, bicuspid and tricuspid
Arteries, veins and venules
Arteries, veins and capillaries

7

What do capillaries do?

Keep the blood clean by filtering it as it travels around the body
Help take blood back to the heart
Form a network of thread-like vessels extending from arterioles into venules
Help take blood away from the heart

8

A classic characteristic of an artery is...

Porous walls
Thick, muscular walls
Thin walls
Rigid walls

9

Where is the heart situated?

Thoracic cavity between the lungs
Inside the oesophagus
In the hind quarters
Below the stomach

10

If the average horse weighs 500kg, approximately how much would their heart weigh?

5kg
3kg
2.5kg
4kg

11

The heart wall consists of three layers, the epicardium, the endocardium and...

Myocardium
Tricardium
Eliocardium
Milocardium

12

The heart consists of four chambers; two upper chambers and two lower chambers, what are they known as?

Atriums and ventricles
Valves and aortas
Bicuspids and tricuspids
Arteries and veins

13

What is meant by systolic action?

The action of the heart beating as it pumps blood around the body
The prevention of back-flow through the arteries
The contraction of the heart muscle as it empties
The action of the heart muscle relaxing during the process of filling

14

How many systems of circulation are there within the equine body?

Two
One
Three
Four

15

Choose which one of the following cannot be used to monitor heart rate of a horse...

Otoscope
Stethoscope
Heart rate monitor
Electrocardiogram

16

Which two substances make up plasma?

Serum and Fibrinogen
Fibrinogen and Basophil
Monocyte and Lymphocyte
Basophil and Platelets

17

What colour are white blood cells?

Pink
Colourless
Yellow
White

18

For what reason might white blood cells increase in the body?

When the body gets too hot
Bacterial infection
Decrease in red blood cells
Increase in red blood cells

19

What is the main function of red blood cells?

Carry oxygen from the lungs to the tissues
Carry oxygen from the brain to the lungs
Carry oxygen from the tissues to the lungs
Carry oxygen from the heart to the tissues

20

Approximately one third of the red blood cells of a resting horse are stored where?

Liver
Lungs
Spleen
Heart

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