9 Biology- Circulation in humans

what is the purpose of circulation

• supply O2 and nutrients and remove waste

• break down the food

• get oxygen into the lungs

• remove solid waste

what is the function of arteries

• take blood to heart

• take blood away from heart

• take blood to colon

• take blood to brain

what is the function of the veins

• take blood toward heart

• take blood away from heart

• remove waste

• take blood to stomach

what happens in systemic circulation

• circulation in the heart only

• circulation for the entire body

• circulation heart and lungs

• circulation to digestion system only

what happens in pulmonary circulation

• circulation in the heart

• circulation to the brain

• circulation to the body

• circulation to the lungs

how is blood pressure created?

• force of blood against artery wall

• force of blood in the heart

• force of blood in the lungs

The main function of the red blood cells is to

• allow gases to exchange

• fight infection

• give blood its color

• help clot blood

White blood cells

• allow for gases to exchange

• give blood its color

• fight infection and disease

• help clot blood

Platelets

• allow for gases to exchange

• give blood its color

• fight infection and disease

• help clot blood

The plasma that contains blood cells is mainly made up of

• cytoplasm

• nutrients

• waste

• water