Cardiovascular System

Question 1

How many chambers does the heart have?

Answer 1

Four. left & right Atrium, left & right Ventricle

Question 2

Which muscular structure separates the heart into left and right

Answer 2

Septum

Question 3

Which Major Artery exits the left ventricle and provides oxygenated blood to the body

Answer 3

Aorta

Question 4

Which condition occurs as a result of plaque building up in the arteries

Answer 4

Atherosclerosis

Question 5

What functions of the cardiovascular system occurs in the veins

Answer 5

Carrying blood towards the heart

Question 6

Which valve separates the left atrium from the left ventricle

Answer 6

Bicuspid

Question 7

Which term can be used to describe the relaxation phase of the heart

Answer 7

Diastolic

Question 8

How can the circulatory system promote heat retention/conservation, such as on a cold day

Answer 8

Vasoconstriction

Question 9

A tiny blood vessel that allows for exchange between the blood and cells in the tissue in the body is called..

Answer 9

Capillary

Question 10

Are the Atriums located below the ventricles

Answer 10

no False

Question 11

Arteries carry blood away from the heart

Answer 11

True

Question 12

What do red blood cells do

Answer 12

Carry oxygen from the lungs to the cells of the body and transport carbon dioxide from the cells back to the lungs

Question 13

By Volume, what is the primary component of blood

Answer 13

Water

Question 14

Which of the following compounds transport oxygen in the blood

Answer 14

Haemoglobin is the iron containing oxygen binding compound found in red blood cells

Question 15

Which of the following blood types may be referred to as the universal donor

Answer 15

0-

Question 16

Which of the following promotes blood clotting

Answer 16

platelets

Question 17

A low red blood cell count or a reduced amount of haemoglobin is called..

Answer 17

Anaemia

Question 18

What is Leukaemia

Answer 18

Its a rare form of cancer that effects blood cells. It results in the production of large numbers of white blood cells

Question 19

What is the function of the Pulmonary Vein

Answer 19

Transports oxygenated blood from the lungs to the heart

Question 20

What is another name for a heart attack

Answer 20

Myocardial infarction

Question 21

What is an embolism

Answer 21

When the circulating blood clot (embolus) becomes lodged in a vessel, it can completely or partially obstruct flow of blood and the result can be severe tissue damage or death

Question 22

What is the build up of plaque in the arterial wall called

Answer 22

Atherosclerosis

Question 23

What is the plaque composed of

Answer 23

Fats, Cholesterol and other substances

Question 24

what does the right ventricle do

Answer 24

The right ventricle is a chamber of the heart that pumps blood for the pulmonary circulation. blood goes from here to the lungs

Question 25

What way does blood flow on the left side of the heart

Answer 25

Blood flows from the left Atrium, through the bicuspid valve, into the left ventricle, through the aortic semilunar valve, and then into the aortic arch.

Question 26

What is also known as a mitral valve

Answer 26

Bicuspid

Question 27

Which type of blood vessel has a pulse

Answer 27

Artery

Question 28

What sort of circulatory system is the human circulatory system

Answer 28

The human circulatory system is a double circulatory system, it is called double because blood passes through the heart twice per circuit

Question 29

What is a common risk factor for heart disease

Answer 29

Being overweight

Question 30

List 3 main components of the cardiovascular system

Answer 30

Heart, Blood and Vessels

Question 31

Name 3 divisions of the cardiovascular system

Answer 31

The Coronary circuit, The Pulmonary circuit and the Systemic circuit

Question 32

Does the heart need the help of the nervous system to work

Answer 32

Yes

Question 33

Name two functions of the cardiovascular system

Answer 33

Delivery of oxygen, nutrients and other substances. Removal of waste products of cellular metabolism. It also has a role in maintaining body temperature

Question 34

What is the name of the mechanism which controls the hormone levels in the body

Answer 34

Feedback mechanism

Question 35

Name two hormones secreted by the anterior lobe of the pituitary gland

Answer 35

Prolactin - stimulates milk production, MSH (melanocyte stimulating hormone) - Stimulates the production and release of melanin by melanocytes in skin and hair, pituitary gonadotropins stimulate the gonads in males, the testes and in females, the ovaries.

Question 36

Name one hormone produced by the thyroid gland

Answer 36

Thyroxine T3 and T4

Question 37

Where in the foot is the Thyroid reflex point

Answer 37

Zone 1, under the big toe on both feet, between the toes and the diaphragm line

Question 38

Name two hormones secreted by the pancreas

Answer 38

insulin - lowers blood pressure in the blood Glucagon - to increase sugar levels in the blood

Question 39

Where on the foot is the pancreas

Answer 39

right foot zone 1, left foot zone 1,2,3

Question 40

Name 4 endocrine glands

Answer 40

Pituitary, Thyroid, Parathyroid, Pancreas,

Question 41

What is the difference between endocrine and exocrine glands

Answer 41

Endocrine glands are referred to as ductless as they secrete directly into the bloodstream or interstitial fluid. An exocrine gland secretes its product into a duct.

Question 42

What are the male gonads and what hormone do they secrete

Answer 42

Testes, they produce testosterone

Question 43

What is the main function of the endocrine system

Answer 43

The Endocrine system is a collection of glands that produce hormones

Question 44

Name two diseases and disorders of the Endocrine

Answer 44

Addison disease, Diabetes

Question 45

When a client has severe recurrent infections, when should the client be treated

Answer 45

In between bouts of the infections. When the infection is under control