Circulatory System

Question 1

What are the functions of the heart

Answer 1

• heart pumps de- oxygenated blood back to the lungs where it gets rid of carbon dioxide
• blood enriched with oxygenflows back to heart from lungs
• from there, it is pumped to the rest of body

Question 2

What is the average heart beat of a healthy person

Answer 2

70 beats per minute

Question 3

Why do fit people have a lower heart rate

Answer 3

Their heart is stronger so it pumps less

Question 4

What is hypertension

Answer 4

High blood pressure

Question 5

What is your blood pressure determined by

Answer 5

The amount of blood that your heart pumps, as well as the amount of resistance in your arteries

Question 6

What can unhealthy high blood pressure lead to

Answer 6

Heart attacks and strokes

Question 7

What risk factors lead to high blood pressure

Answer 7

Severe stress
smoking cigarettes
being overweight
little to no exercise
Unhealthy diet.
Too much alcohol
Too much use of salt