Factors That Affect Blood Flow

True or False: The higher the pressure exerted by the heart when pumping, the faster the blood will flow.

• True

• False

True or False: The larger the blood vessel diameter, the more resistance there is to blood flow.

• True

• False

True or False: Blood viscosity is the force of blood pushing against the walls of the arteries as the heart pumps.

• True

• False

True or False: The more plaque build up in a blood vessel, the more risk one has of heart disease.

• True

• False

True or False: Increased exercise increases oxygen levels in your body which can lower your risk of high cholesterol, coronary artery disease and heart attack.

• True

• False

Tags

NGSS.HS-LS1-7

Match the following

• Fat, cholesterol, etc that enter into BV

• Blood pressure

• force of blood pushing against BV walls

• Blood resistance

• thickness or stickiness of blood

• Plaque

• opposes the flow of blood

• Blood Volume

• total amount of fluid in BV's

• Blood Viscosity

Tags

NGSS.HS-LS1-3

Fill in the blanks with the correct words: The ____________ blood viscosity, the ____________ blood flow resistance.

• higher, lower

• higher, higher

• lower, lower

This is a waxy and fat-like substance found in your blood that can build up in your BV's and can make up Plaque

• protein

• blood clots

• carbohydrates

• cholesterol

Arteries carry ​ ​ (a)   _blood from the heart to the body.

• oxygenated
• deoxygenated

Veins carry _​ (a)   blood back to the heart from the body.

• deoxygenated
• oxygenated