mastery

Question 1

large covering of the heart

Answer 1

pericardium

Question 2

tough outer layer and inner layer

Answer 2

fibrous pericardium/serous pericardium

Question 3

outer part of inner layer

Answer 3

parietal pericardium

Question 4

visceral layer

Answer 4

epicardium

Question 5

space between B.i and B.ii

Answer 5

pericardial space

Question 6

largest muscle layer of the heart

Answer 6

myocardium

Question 7

inner walls of the heart

Answer 7

endocardium

Question 8

how many chambers in the heart

Answer 8

4

Question 9

what are the upper chambers called

Answer 9

atrium

Question 10

what are the lower chambers called

Answer 10

ventricle

Question 11

tissue btwn left and right sides of the heart

Answer 11

septum

Question 12

other name for heart attack

Answer 12

myocardial infaction

Question 13

trace the flow of blood

Answer 13

vena cava –> right atrium–> tricuspid valve–> right ventricle–> pulmonary valve–>pulmonary artery–>lungs–> pulmonary veins–>left atrium–>bicuspid valve–> left ventricle–> aortic valve–>aorta–> body

Question 14

muscles that open and close the valves

Answer 14

pallipary muscles

Question 15

thread like tendons that connect muscles to the valves

Answer 15

chorade tendons

Question 16

The heart chamber with the thickest wall

Answer 16

left ventricle

Question 17

pacemaker of the heart

Answer 17

SA node

Question 18

abnormal heart sounds due to valve problems

Answer 18

murmur

Question 19

supplies myocardium with oxygenated blood

Answer 19

coronary artery

Question 20

drains oxygenated blood from the myocardium

Answer 20

coronary veins

Question 21

delievers oxygenated blood form the left ventricle to body

Answer 21

aorta

Question 22

carries oygenated blood into right atrium

Answer 22

vena cava

Question 23

visceral pericardium is also known as the?

Answer 23

epicardium

Question 24

Purkinje fibers are located in the

Answer 24

endocardium

Question 25

vessels that empty into the upper chamber of the heart are the

Answer 25

vena cava

Question 26

the valve btwn the chambers of the right side of the heart is the

Answer 26

tricuspid valve

Question 27

true or false- the muscle walls of the right heart are thinner than those of the left heart

Answer 27

true

Question 28

blood supplied to the heart by the left and right

Answer 28

coronary arteries

Question 29

the condition that occurs when the cardiac muscle dies due to lack of circulation is called

Answer 29

heart attack

Question 30

the cells that intiate the stimulus for contraction of the muscle are located in the

Answer 30

SA node

Question 31

abnormalities in the concentration of which of the following ions are likely to interfere with the contraction of the heart

Answer 31

calcium and potassium

Question 32

when the heart rate is 150 beats per min the rhythm is said to be

Answer 32

tachycardia

Question 33

the vessel that connects veins and arteries

Answer 33

capillary

Question 34

blood pressure is highest in an

Answer 34

artery

Question 35

molecules of oxygen, carbon dioxide and glucose move across the capillary wall bu what process

Answer 35

diffusion

Question 36

blood in the veins is kept flowing in one direction by what

Answer 36

valves

Question 37

swelling occus with tissue injury due to

Answer 37

increased permibility of capillary walls

Question 38

the maximum pressure in the artery occuring during ventricular contraction is

Answer 38

systolic pressure

Question 39

list 4 factors the cause hypertension

Answer 39

diabetes, obesity, too much salt, genetics, smoking, stress