Circulation Notes

Question 0

3 things that happen if blood doesn’t move

Answer 0

1) oxygen and nutrients don’t reach cells
2) wastes are not carried away from cells
3) hormones and WBC’s can’t get to destination

Question 1

The movement of material around the body in the blood

Answer 1

Circulation

Question 2

Open circulatory system

Answer 2

No blood vessels

Question 3

Closed circulatory system

Answer 3

Have blood vessels

Question 4

List 6 things about arteries

Answer 4

Thicker
Go away from heart
Red
High O2 
Deep
No valves

Question 5

Tiny vessels that exchange gas

Answer 5

Capillaries

Question 6

List 6 things about veins

Answer 6

Thinner
Come back to heart
Blue
Low O2
Superficial
Have valves

Question 7

When vein valves get weak and back flow the wrong direction

Answer 7

Varicose veins

Question 8

Collects blood from body

Answer 8

Right atrium

Question 9

Collects blood from lungs

Answer 9

Left atrium

Question 10

Pump blood to lungs

Answer 10

Right ventricle

Question 11

Pump blood to body

Answer 11

Left ventricle

Question 12

Surrounds heart, tissue

Answer 12

Pericardium

Question 13

Division between left and right sides of heart

Answer 13

Septum

Question 14

Between atria and ventricles

Answer 14

Atrioventricular

Question 15

Between ventricles and arteries

Answer 15

Semilunar

Question 16

Relaxation stage

Answer 16

Diastole

Question 17

Contraction phase

Answer 17

Systole

Question 18

Lub

Answer 18

Ventricles

Question 19

Dub

Answer 19

Atria

Question 20

Trigger atria to contract

Answer 20

S/A node

Question 21

Trigger ventricles to contract

Answer 21

AV node

Question 22

Expansion and contraction of arteries

Answer 22

Pulse

Question 23

Plaque fills coronary arteries of the heart and stop blood flow to it

Answer 23

Atherosclerosis

Question 24

High blood pressure

Answer 24

Hypertension

Question 25

Heart stops beating due to loss of blood flow

Answer 25

Heart attack

Question 26

Blockage of blood to the brain

Answer 26

Stroke

Question 27

Back flow of blood from ventricles to atria

Answer 27

Heart murmur

Question 28

No blood clotting

Answer 28

Hemophilia

Question 29

Fluid build up

Answer 29

Edema

Question 30

List 3 functions of blood

Answer 30

Transports Regulates Protects

Question 31

List 4 things blood transports

Answer 31

Oxygen Nutrients Wastes Hormones

Question 32

List 4 things blood regulates

Answer 32

Oxygen levels Temperature pH Water levels

Question 33

Yellow liquid of blood

Answer 33

Plasma

Question 34

Contain hemoglobin, carry oxygen and nutrients

Answer 34

RBCs

Question 35

Fights infection

Answer 35

WBCs

Question 36

Clot blood

Answer 36

Platelets

Question 37

Purifies tissues and removes excess fluid

Answer 37

Lymphatic system

Question 38

Filter out toxins from the lymphatic vessels-->blood-->liver-->kidney-->urine out

Answer 38

Lymph nodes