Lecture 2

Question 1

what is the role of transferrin

Answer 1

it carries iron through the blood stream

Question 2

hecto

Answer 2

hundred

Question 3

kilo

Answer 3

thousand

Question 4

mega

Answer 4

million

Question 5

giga

Answer 5

billion

Question 6

deci

Answer 6

tenth

Question 7

centi

Answer 7

hundreth

Question 8

milli

Answer 8

thousandth

Question 9

micro

Answer 9

millionth

Question 10

nano

Answer 10

billionth

Question 11

pico

Answer 11

trillionth

Question 12

what are cardiomyocytes

Answer 12

heart muscle tissue

Question 13

what is cardiac Troponin

Answer 13

a protein involved in contraction of cardiac muscles

Question 14

1cm^3 = 1ml= 1g for what

Answer 14

water

Question 15

the volume of the left ventricle is what

Answer 15

100ml

Question 16

what is blood glucose measured in

Answer 16

mg/dL

Question 17

What does the left ventricle do

Answer 17

recieves oxygen rich blood from the lungs and sends it out to the body

Question 18

what are the 2 phases the describe the pumping of the heart

Answer 18

diastole and systole

Question 19

expansion of the heart is known as

Answer 19

diastole

Question 20

contraction of the heart is known as

Answer 20

systole

Question 21

what happens during systolic heart failure

Answer 21

it occurs when the heart is weak and enlarged , and the muscle of the left ventricle loses its ability to contract or shorten

Question 22

what happens during diastolic heart failure

Answer 22

there is impaired cardiac relaxation

Question 23

what do islets of langerhans do

Answer 23

they are insulin producing cells

Question 24

where are islets of langerham found

Answer 24

in the pancreas

Question 25

as a rat gets fatter do the lslets get bigger or smaller

Answer 25

bigger and they produce more insulin

Question 26

what happens when blood travels through the glomeruli

Answer 26

it becomes filtered of waste

Question 27

where are glomeruli found

Answer 27

in the kidneys

Question 28

how thick is epidermis

Answer 28

50-150 microns

Question 29

what are the names of the 3 cells where sun induced cancer can occur

Answer 29

basal cell squamous cell melanocytes

Question 30

what kind of cell is melanin found in

Answer 30

basal cells

Question 31

what kind of cell produces melanin

Answer 31

melanocytes

Question 32

what does melanin protect us against

Answer 32

damage from solar radiation