Booklet 3 nov exam

Question 1

What is the main function of the circulatory system?

Answer 1

Provide oxygen, nutrients and hormones to muscles, tissues and organs throughout your body.

Question 2

What waste does the circulatory system dispose of?

Answer 2

Carbon dioxide from respiration, other chemical byproduct from your organs and waste from what you eat and drink.

Question 3

Id the circulatory system a closed or open system?

Answer 3

Closed system.

Question 4

What are the three circuits in the pulmonary system?

Answer 4

The pulmonary circuit, The Systemic circuit and the coronary circuit.

Question 5

What is the pulmonary circuit?

Answer 5

This circuit carries blood without oxygen from the heart to the lungs . The pulmonary veins return oxygenated blood to the heart.

Question 6

What is the systemic circuit?

Answer 6

blood with oxygen, nutrients and hormones travel from the heart to the rest of the body.

Question 7

What is the coronary circuit?

Answer 7

Coronary circuit refers to your hearts arteries. this circuit provides the heart muscle with oxygenated blood. The coronary circuit the returns the oxygen-poor blood to the hearts right upper chamber(atrium) to send to the lungs for oxygen.

Question 8

what is the heart?

Answer 8

The heart is a muscular chamber.

Question 9

Where is the heart located?

Answer 9

Located in the chest cavity, right between the lungs. It is positioned slightly towards the lest in the thoracic region.

Question 10

How many chambers is the heart separated into?

Answer 10

Four but the main two chamber are the atrium and the ventricles.

Question 11

What is your tricuspid valve?

Answer 11

the opening that allows blood to flow from your right atrium to your right ventricle.

Question 12

What is you pulmonary valve?

Answer 12

connects your right ventricle to your pulmonary artery so that blood can enter your lungs.

Question 13

What is your mitral valve/bicuspid valve?

Answer 13

provides passage from your left atrium to left ventricle.

Question 14

What is you aortic valve?

Answer 14

Valve opens and shuts to move blood from your left ventricle to you aorta.

Question 15

What is the double circulation?

Answer 15

A mechanism in which blood circulates twice through the heart in one complete cycle.

Question 16

What does the systemic circulation present?

Answer 16

between the heart and body tissue left.

Question 17

What does the pulmonary circulation present?

Answer 17

between heart and lungs.

Question 18

What are blood vessels?

Answer 18

network of pathways through which the blood travels through the body.

Question 19

What are the main blood vessels around the heart?

Answer 19

The arteries transport blood away from the heart and the main veins.

Question 20

What are arteries?

Answer 20

blood vessels that transport oxygenated blood from the heart to various parts of the body .

Question 21

What type of blood does pulmonary arteries carry?

Answer 21

Deoxygenated blood.

Question 22

What do arteries look like?

Answer 22

They are thick and elastic and are divided into a small group of blood vessels called capillaries.

Question 23

What is blood?

Answer 23

blood is a fluid connective tissue that consists of plasma, blood cells and platelets.

Question 24

What are the types of blood cells?

Answer 24

Red blood cell and white blood cells.

Question 25

What are red blood cells?

Answer 25

the biconcave cells without nucleus in humans. contain iron-rich protein. main function is to transport oxygen from and to various tissues and organs.

Question 26

What are red blood cells made out of?

Answer 26

Bone marrow.

Question 27

What are white blood cell?

Answer 27

colourless and mainly contribute to immunity and defence mechanism. role in protecting body from diseases.

Question 28

What are platelets?

Answer 28

tiny disc shapes cells that help regulate blood flow when any part of the body is damaged.

Question 29

What is plasma?

Answer 29

The liquid state of blood can be contributed to plasma.

Question 30

What is cardiovascular disease?

Answer 30

a group of diseases affecting your heart and blood cells.

Question 31

What issues can cardiovascular disease have?

Answer 31

narrowing of the blood vessels in your heart.
heart and blood vessel problems since birth.
heart valves aren’t working right.
Irregular heart rhythm.

Question 32

What are some symptoms of heart issues?

Answer 32

chest pains.
shortness of breath.
dizzinesss and fainting.
fatigue or exhaustion.

Question 33

What are symptoms of blockage in blood vessels throughout your body?

Answer 33

Pain or cramps in your legs when you walk/swelling leg.
cool or red skin on your legs.
Numbness in your face or limbs.

Question 34

What coronary artery disease? (CAD)

Answer 34

most common heart problem. you may get blockage in your coronary arteries, the vessels that supply blood to your heart. Coronary heart disease can give you pain in your chest. This can lead to heart attacks.

Question 35

What is heart failure?

Answer 35

Your heart doesn’t pump blood as well as it should meet your body needs. It is usually caused by coronary artery disease but you can also because you have thyroid disease, high blood pressure.

Question 36

What is Heart valve disease?

Answer 36

An abnormality could make it hard for valve to open and close the right way. when this happens your blood flow could be blocked or blood can leak.

Question 37

What is Cardiomyopathy? (heart muscle disease)

Answer 37

It is a disease of your heart muscle, or myocardium. It gets stretched, thickened or stiff. Your heart may get to weak to pump well.

Question 38

What is Congenital Heart Disease?

Answer 38

happens when something goes wrong while the heart is forming in a baby that’s still in the womb.