Exam 4(blood vessels and disorders)

Question 1

What is the function of artery

Answer 1

transports blood under relatively high pressure from the heart to arterioles

Question 2

What is the function of arterioles

Answer 2

connects an artery to a capillary, helps control the blood flow into a capillary.

Question 3

What is the function of capillaries

Answer 3

allows nutrients, gases, and wastes to be exchanged by the blood and tissue fluid; connects an arteriole to a venule

Question 4

What is the function of venule

Answer 4

connects capillary to veins

Question 5

What is the function of veins

Answer 5

transport blood under relatively low-pressure from a venule to the hearts; valves prevent a backflow of blood ; serves as a blood reservoir

Question 6

What is an aneurysm?

Answer 6

A bulge in the wall of a artery, formed when the dilates a weakened area of the blood vessel, can burst

Question 7

What is Phlebitis

Answer 7

inflammation of vein

Question 8

What is varicose veins

Answer 8

Abnormal and irregular dilation in superficial veins

Question 9

What is atherosclerosis

Answer 9

deposits of cholesterol plaque in inner lining of walls of arteries and arterioles