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Circulatory System test (MVCTC VS) > Have a Heart power point > Flashcards

Flashcards in Have a Heart power point Deck (15):
1

Function of the Circulatory System 

-delivers oxygen, nutrients and hormones to various tissue of the body 

- transports waste products to the appropriate waste removal system 

2

 Meaning of Cardiovascular 

pertainign to the heart and blood vessels 

3

What is the heart 

a hollow muscluar organ that provides the power to move blood through the body 

4

Location of the heart 

in the mediastinum 

(the space betweent the lungs) 

5

Pericadium 

double-walled membrane that surrounds the heart 

-peri- (around) 

6

the 2 layers of the pericardium 

-fibrous layer 

-serous layer

7

Pericardial space 

space between the 2 serous layers of the pericardium 

- contains pericardial fluid

8

The 3 walls of the heart 

- epicardium 

- myocardium 

- endocardium 

9

Epicardium 

external layer of the heart 

10

Myocardium 

middle layer of the muscles in the heart 

11

Endocardium 

inner layer of the muscles of the heart 

12

Coronary occlusion 

blockage of the coronary vessels 

- may lead to ischemia 

13

Ischemia 

deficiency in the blood supply to an area 

- may lead to necrosis 

14

Infarct 

an area of necrosis caused by an interrupted blood supply 

15

Atria 

s/ atruim 

the superior chambers of the heart