test 2

Question 1

hard, soft, stiff, elastic like the real thing, able to function contact with living tissue with minimal adverse reaction or rejection by the body

Answer 1

biomaterials

Question 2

allows blood flow in one direction

Answer 2

valves

Question 3

basic function of the atria

Answer 3

• passes blood to ventricles
• 80% blood passes when valves are relaxed (lub)
• rest flows through when contracted

Question 4

receives blood from atria, pumps blood back to arteries, Right side to lungs for deoxygenation, left side to rest of body (blood) (dub)

Answer 4

ventricle

Question 5

away from heart

Answer 5

arteries

Question 6

to the heart

Answer 6

veins

Question 7

tiny blood vessel, joins arteries and veins

Answer 7

capillaries

Question 8

breast, hair, pacemaker, artificial heart, artificial hips, nervous system/brain

Answer 8

implants

Question 9

1960s enabled ?

Answer 9

pacemakers first used/implanted

Question 10

role of pacemaker ?

Answer 10

to regulate the beating of heart/ artificial heart/

• uses electrical impulses
• delivered by electrodes