Circulatory System

Question 1

What valve is located on right side of heart?

Answer 1

Tricuspid valve

Question 2

What valve is located on the left side of heart?

Answer 2

Mitral

Question 3

List the vessels of circulatory system

Answer 3

arteries
arterioles
capillaries
veins
venules

Question 4

valvles are located in which vessel?

Answer 4

veins

Question 5

How are varicose veins formed?

Answer 5

caused by disfunctioning valves cuasing blood to flow backwards and veins to bulge

Question 6

What is pulmonary circulation?

Answer 6

the circulation of deoxygenated blood from the heart to the lungs to be oxygenated

Question 7

What is systemic circulation?

Answer 7

the circulation of oxygen rich blood from the heart to various tissues of the body and then back to the heart again

Question 8

What are the chambers of the heart?

Answer 8

Left atrium
right atrium
left ventricle
right ventricle

Question 9

What are the thickest vessels?

Answer 9

arteries

Question 10

List the 4 components of blood

Answer 10

red blood cells (carry oxygen)
white blood cells (immune function)
platelets (blood clots)
plasma (delivery system)

Question 11

another name for white blood cells?

Answer 11

leukocytes

Question 12

another name for red blood cells?

Answer 12

erythrocytes

Question 13

Function of platelet cells

Answer 13

form blood clots during injury

Question 14

Functions of Blood (Describe 3)

Answer 14

1) carries oxygen, water, nutrients to all cells
2) carries carbon dicoxide and waste material to organs for elimination
3) regulates temperature
4) forms clots to prevent blood loss
5) Protects body from harmful bacteria

Question 15

2 functions of the lymphatic system:

Answer 15

1) to drain extra interstitial fluid

2) fight against disease

Question 16

define Lymph nodes

Answer 16

natural filters found throughout body that contain white blood cells to destroy bacteria

Question 17

How does lymph move compared to blood?

Answer 17

lymph is moved through body though muscle movements, while blood circulates by means of a pump (heart)

Question 18

Describe Plasma

Answer 18

Fluid part of blood that acts as a devlivery system carrying vital compnenets to cells and waste away. Also contains stem cells

Question 19

What is vasodilation and vasoconstriction?

Answer 19

Vasodilation - dilation of vessels to release heat from the body

Vasoconstriction- the constriction of vessels to keep heat inside body

Question 20

WHat side of the heart carries oxygen?

Answer 20

left