Ch 21 Lec 1 - Heart

Question 0

circuit of heart to lungs and back and oxygenates blood

Answer 0

pulmonary

Question 1

two circuits of heart

Answer 1

pulmonary, systemic

Question 2

circuit of heart that is to body and back and delivers oxygen to tissues

Answer 2

systemic

Question 3

the heart is inside the blank

Answer 3

pericardial cavity

Question 4

heart is inside blank

Answer 4

mediastinum

Question 5

the heart is blank tipped toward the inferior and left

Answer 5

apex

Question 6

double serous membrane with fibrous coat that is made of several layers

Answer 6

pericardium

Question 7

two layers of pericardium

Answer 7

parietal pericardium, epicardium

Question 8

this is between layers of pericardium and contains serous fluid

Answer 8

pericardial cavity

Question 9

outer layer of pericardium that is the outer layer and has a fibrous and areolar layer

Answer 9

parietal pericardium

Question 10

this is known as the visceral pericardium and functions as a protective outer layer

Answer 10

epicardium

Question 11

middle layer of the heart that is responsible for contractions and made of cardiac muscle

Answer 11

myocardium

Question 12

this is the inner layer of the heart and lines and protects chambers and valves and is continuous with endothelium of heart blood vessels

Answer 12

endocardium

Question 13

cells of heart are all connected by blank

Answer 13

intercalated discs

Question 14

these are superior to the ventricles and receive blood from blank

Answer 14

atria, veins

Question 15

atria have blank which are flaps where blood pools

Answer 15

auricles

Question 16

these are inferior chambers of heart that force blood out to arteries

Answer 16

ventricles

Question 17

left ventricles are blank than right

Answer 17

thicker/stronger

Question 18

left ventricle is blank

Answer 18

round

Question 19

right ventricle goes to the blank

Answer 19

lungs