Show:
Immunology
Body Systems
Heart Fitness
Mixed
Mixed
100
What does herato mean?
Blood
100
What is your pulse rate and how do you measure it?
Is how your beats and you measure it with a slethscope.
100
Define heart rate.
It is the rate at which your heart beats measured in minutes.
100
What do antibodies do?
They replicate in large numbers and destroy invaders and infected body cells.
100
How does the pulse rate change different conditions?
The harder your heart rate works, the higher your pulse rate will be.
200
How do antigens serve as markers?
Antigens allow invaders to attach to body cells.
200
How are nutrients absorbed?
Villi increases the surface area of the small intestine making absorption of nutrients.
200
Describe the cardiovascular system and it’s functions.
Tubes at which blood goes through and transports oxygen and nutrients.
200
How does community immunity prevent spreads of disease?
In vocation rate drop community immunity might be lost.
200
Name some factors that affect the heart fitness positively and negatively.

• diet

• exercise

• smoking

• alcohol 

• heart disease