Question 1

What is/are the primary function/s of a heart?

Accepted Answer

Both A and C

Answer

B) To remove waste only

Answer

C) To remove waste products and CO2 from tissues

Answer

A) To get O2, nutrients, hormones and antibodies to the tissues

Question 2

The major function of the Cardiovascular system is

Accepted Answer

Transportation

Answer

Digestion

Answer

Removal

Answer

Collection

Question 3

What is the primary transport vehicle/medium of the cardiovascular system?

Accepted Answer

Blood

Answer

Bodily fluids

Answer

Water

Answer

Lymph

Question 4

You need these things for the system to function/play its role

Accepted Answer

Blood, blood vessels and the heart (pump)

Answer

The heart (pump) and blood

Answer

Blood and blood vessels

Answer

The heart, lymph nodes, lymph, blood and blood vessels

Question 5

The apex of the heart is found

Accepted Answer

lying on the diaphragm

Answer

near the superior aperture of the thorax

Answer

neither

Question 6

Using the image, describe the movement of blood into and out of the heart

Accepted Answer

1. Deoxygenated blood

Answer

1. Deoxygentaed blood

Question 7

The heart is made up of how many layers?

Accepted Answer

3

Answer

2

Answer

4

Answer

Depends where it is, in thicker parts, it's made up of 3, in thinner parts, 2

Question 8

The function of valves in the  heart function to

Accepted Answer

ensure one way flow of blood

Answer

to prevent backward flow of blood back into the ventricles

Answer

all of the above

Answer

ensure that the dual flow of blood is maintained and that oxygenated blood doesn't mix with oxygenated blood

Question 9

Atrioventricular valves are found

Accepted Answer

between the atria and ventricles of the heart

Answer

between the the atria of the heart

Answer

between the ventricle of one side of the heart and the atrium of the other side of the heart.

Question 10

Which valve is called the mitral or bicuspid valve

Accepted Answer

the left atrioventricular valve

Answer

the right pulmonary valve

Answer

the left pulmonary valve

Answer

the right atrioventricular valve

Question 11

Which valve of the heart is known as the tricuspid valve

Accepted Answer

the right atrioventricular valve

Answer

the right pulmonary valve

Answer

the left pulmonary valve

Answer

the left atrioventricular valve

Question 12

The AV valves are connected to which muscles?

Accepted Answer

papillary muscles

Answer

cardiac muscle

Answer

endocardium

Question 13

what are chordae tendineae?

Accepted Answer

Strings of connective tissue that connect the papillary muscles to the mitral and tricuspid valves of the heart

Answer

Strings of connective tissue that only connect the mitral valve to the papillary muscles.

Question 14

Semilunar valves are valves that are found between the atria and aorta and pulmonary veins

Accepted Answer

True

Answer

False

Question 15

The layers of the heart from superficial to deep in order are

Accepted Answer

pericardial layer, visceral layer, myocardium, endocardium

Answer

pericardial layer, pericardial space, visceral layer, myocardium and endocardium

Answer

endocardium, myocardium, visceral and pericardium

Question 16

The thickest layer of the heart is the

Accepted Answer

Myocardium

Answer

Endocardium

Answer

Epicardium

Answer

Pericardium

Question 17

The innermost layer consists of

Accepted Answer

Endothelium

Answer

Endocardiac muscle

Answer

Endometrium

Question 18

Which layer consists of contractile cardiac muscle

Accepted Answer

The myocardium

Answer

The papillary muscle

Answer

The epicardium

Answer

The endocardium

Question 19

Which layer of the pericardium is known as the epicardium

Accepted Answer

The visceral layer

Answer

The outermost layer

Answer

The endocardium

Answer

None of the above, it's a separate layer

Question 20

Which layer is a membranous sac filled with pericardial fluid

Accepted Answer

The pericardium

Answer

The epicardium

Answer

The endocardium

Answer

The myocardium

Question 21

The two layers of the pericardium are?

Accepted Answer

The parietal and visceral

Answer

The epicardium and the visceral

Answer

The pericardium consists of only one layer

Question 22

The function of the pericardial fluid in the pericardial sac is

Accepted Answer

to provide protection against infection and lubrication

Answer

lubrication only

Answer

to provide protection from injury and external factors

Question 23

Pericarditis refers to

Accepted Answer

the inflammation of the pericardium

Answer

the tearing of the pericardium

Answer

the scarring of the pericardium

Answer

the leaking of pericardial fluid out the heart

Question 24

How many circuits of the cardiac system are there?

Accepted Answer

2

Answer

1

Question 25

Using the image above, describe the circulation of blood around the body

Accepted Answer

.

Question 26

Oxygenated blood leaves the .....side of the heart

Accepted Answer

left

Answer

right

Answer

both

Question 27

Nearing the periphery, blood arrives first at the capillaries and then the arterioles

Accepted Answer

False

Answer

True

Question 28

Deoxygenated blood enters the left atrium

Accepted Answer

False

Answer

True

Question 29

The blood received from the body is pumped to the lungs through which artery found on which side of the heart?

Accepted Answer

Pulmonary artery on the right side

Answer

Brachial vein on the right side

Answer

Pulmonary vein on the left side

Answer

Brachial artery on the right side

Question 30

Where is the only place where oxygen rich blood travels through a vein and not an artery?

Accepted Answer

.

Question 31

Using the image describe the movement of blood in the heart

Accepted Answer

.

Question 32

The right and left side of the heart contract at the same time

Accepted Answer

True

Answer

False

Question 33

Which arteries nourish the heart?

Accepted Answer

Coronary arteries

Answer

Cardiac arteries

Answer

Pulmonary arteries

Question 34

The coronary arteries nourish which layer of the heart

Accepted Answer

Myocardium

Answer

Endocardium

Answer

Pericardium

Question 35

The cardiac output represents?

Accepted Answer

The amount of blood that flows to the tissue

Answer

The amount of blood pumped out of the heart

Question 36

What is the artero-venous oxygen difference?

Accepted Answer

The difference in oxygen levels of arterial oxygen conc. and venous oxygen conc.

Question 37

The hepatic portal artery flows to the

Accepted Answer

Liver

Answer

Bladder

Answer

Kidney

Answer

Digestive tract

Question 38

Ascending arteries of the aorta go to the

Accepted Answer

Upper body

Answer

Thorax

Answer

Head and neck

Answer

Lower body

Question 39

The hepatic portal system leaves the...to go to the...

Accepted Answer

Digestive tract, liver

Answer

Kidneys, liver

Answer

Digestive tract, kidneys

Answer

Liver, digestive tract

Question 40

Capillary beds can be found in the

Accepted Answer

Kidneys

Answer

Liver

Answer

Periphery of body

Answer

Digestive tracts

Question 41

The first part of the capillary bed is where blood is filtered, the other part is where

Accepted Answer

nutrients that might have been filtered out are reabsorbed

Answer

blood that might  have been filtered out is reabsorbed

Answer

oxygenated blood to be absorbed

Question 42

The more oxygen you need

Accepted Answer

All of the above

Answer

The more blood flows to the tissues

Answer

The deeper our breathing

Answer

The more oxygen is extracted by the tissue

Question 43

In general fluid moves from

Accepted Answer

an area of high concentration to an area of low concentration, or down its concentration gradient.

Answer

an area of low conc. to an area of high conc. or up its conc. gradient

Answer

an area of low solute concentration to an area of high solute concentration or against its conc. gradient

Question 44

The greater the resistance

Accepted Answer

the less the flow of fluid

Answer

the less the pressure exerted by the fluid

Question 45

Haemodynamic relates

Accepted Answer

to the flow of blood around organs and tissues

Answer

to the flow of haemoglobin in the blood

Question 46

For blood to flow there must be a

Accepted Answer

pressure difference or gradient and low resistance

Answer

blood vessels and low resistance

Answer

low resistance

Answer

low blood viscosity and low resistance

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