Cardiovascular System

Question 1

Arteries

Answer 1

a blood vessel in humans, and most other animals that takes blood away from the heart to one or more parts of the body (tissues, lungs, brain etc.).

Question 2

Blood vessels

Answer 2

A tube through which the blood circulates in the body. Blood vessels include a network of arteries, arterioles, capillaries, venules, and veins.

Question 3

Capillaries

Answer 3

Tiny vessels that branch off from arteries to deliver blood to all body tissues

Question 4

Deoxygenated

Answer 4

as oxygen has been removed.

Question 5

Heart

Answer 5

A muscular pump that forces blood around the body

Question 6

Oxygen

Answer 6

The odorless gas that is present in the air and necessary to maintain life.

Question 7

Oxygenated

Answer 7

Oxygenated blood refers to the blood that has been exposed to oxygen in the lungs.

Question 8

Pulmonary circulation

Answer 8

The pulmonary circulation, between the heart and lungs, transports deoxygenated blood to the lungs to get oxygen, and then back to the heart.

Question 9

Systemic circulation

Answer 9

carries oxygenated blood away from the heart to the tissues and cells, and then back to the heart.

Question 10

Veins

Answer 10

Vessels that bring blood back to the heart.

Question 11

Size of heart

Answer 11

The muscle that pumps blood received from veins into arteries throughout the body

Question 12

How many chambers does the heart have?

Answer 12

4

Question 13

Location of heart

Answer 13

the heart is approximately the size of a closed fist and is located between the lungs, in the middle compartment of the chest.

Question 14

Apex

Answer 14

the transformation of the organism. From a single cell, the organism can develop into a multicellular organism.

Question 15

Endocardium

Answer 15

The endocardium is the innermost layer of tissue that lines the chambers of the heart

Question 16

Myocardium

Answer 16

f three types of vertebrate muscle tissue, with the other two being skeletal muscle and smooth muscle

Question 17

Pericardium

Answer 17

The conical sac of fibrous tissue that surrounds the heart and the roots of the great blood vessels.

Question 18

Atria

Answer 18

an imaginary line passing through the jugular notch superiorly,

Question 19

Ventricles

Answer 19

a cavity of a bodily part or organ: such as

a chamber of the heart which receives blood from a corresponding atrium

Question 20

Tricuspid valve

Answer 20

the cardiac valve guarding the opening between the right atrium and right ventricle

Question 21

Pulmonary valve

Answer 21

The pulmonary valve is a valve of the heart that lies between the right ventricle and the pulmonary artery and has three cusps

Question 22

Mitral valve

Answer 22

A valve in the heart that is situated between the left atrium and the left ventricle.

Question 23

Aortic valve

Answer 23

One of the four valves in the heart, this valve is situated at exit of the left ventricle of the heart where the aorta (the largest of all arteries) begins