ping test 1 part 1

Question 1

function of heart:

Answer 1

pump blood

Question 2

if 10% of the heart doesn’t work what needs to happen

Answer 2

pacemaker

Question 3

after consumption of nutrients?

Answer 3

goes into blood

Question 4

what carries nutrients throughout the body?

Answer 4

blood

Question 5

glucose is turned into what?

Answer 5

ATP

Question 6

the functional cardiovascular system is vital for?

Answer 6

• supplying oxygen and nutrients in blood TO tissues
• shipping CO2 and waste AWAY from tissues
• making ATP

Question 7

the heart is located in what cavity and above what?

Answer 7

thoracic cavity and above diaphragm

Question 8

top to bottom of the heart sits between what ribs

Answer 8

2nd and 5th

Question 9

does the heart sit directly in the middle of your chest?

Answer 9

no in MOST 2/3 to the left side and 1/3 on the right

Question 10

where does the heart sit?

Answer 10

in mediastinum between 2nd rib and 5th intercostal space (middle of two lungs)

Question 11

the heart is on what surface of the diaphragm

Answer 11

superior

Question 12

2/3 of the heart is left of what?

Answer 12

midsternal line

Question 13

what part of the heart is anterior to the esophagus?

Answer 13

the left atrium

Question 14

what surrounds the heart?

Answer 14

pericardium (membrane around the heart)

Question 15

layers of pericardium in order

Answer 15

fibrous
serous
* parietal and visceral

Question 16

what is the function of fibrous pericardium

Answer 16

superficial layer, protects, anchors to surrounding structures, and prevents overfilling

Question 17

what do the parietal and visceral pericardium layers have in between them?

Answer 17

fluid

Question 18

describe serous pericardium

Answer 18

deep and two-layered

Question 19

where is the parietal pericardium located?

Answer 19

lines the internal surface of the fibrous pericardium

Question 20

where is the visceral pericardium located?

Answer 20

epicardium, on external surface of heart