BLOOD FLOW OF THE HEART Flashcards

1
Q

About what size is the heart?

A

Approximately the size of a fist

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2
Q

The apex of the heart points to where?

A

Left hip

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3
Q

Where is the heart located?

A

Mediastinum, between second rib and fifth intercostal space

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4
Q

What is the pericardium?

A

Double wall sac covered by epithelial membrane called the serosa

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4
Q

What are the two types of membrane?

A

mucosal and serosal

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5
Q

What does visceral do?

A

always cover the organ itself

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6
Q

Myocardium do what?

A

contain and relax

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6
Q

What does the parietal do?

A

Paint the walls and cover the cavity where the organ sits in

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7
Q

What are the 3 layers of the heart?

A

-Epicardium
-Myocardium
-Endocardium

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8
Q

What is the Epicardium?

A

visceral layer of serous pericardium

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9
Q

What does the endocardium do?

A

covers inside of the heart walls

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10
Q

How many chambers is there?

A

4
2 Atria and 2 ventricles

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11
Q

The atria are what to the the heart?

A

receiving chambers

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12
Q

What does inferior vena cava do ?

A

all structures below the diaphragm will be drain

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12
Q

what does the superior vena cava do?

A

all structures above the diaphragm will be drain

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13
Q

The left ATRIA receive blood through what

A

Pulmonary vein

14
Q

Ventricle do what for the heart?

A

push and discharge the blood to different areas

15
Q

how many valves are there?

A

4

16
Q

where is tricuspid located in the heart?

A

right

17
Q

where is the bicuspid located in the heart?

A

left, and is also known as the mitro

18
Q

what is the purpose of Atrioventricular valve?

A

to make sure blood is not going backwards

19
Q

Aortic semilunar valves leads to the________side

A

left

20
Q

what are the 4 chambers?

A

2 Atria and 2 Ventricles

21
Q

what do auricles and atria have in common?

A

auricles and atria sits in the same space

22
Q

Pulmonary artery is the only artery that carries what?

A

deoxygenated blood

22
Q

what is Atrioventricular groove known as?

A

-coronary sulcus
-sits in between atria and ventricles

23
Q

what is the Interventricular groove?

A

a groove that separates anterior and posterior

24
Q

Pulmonary vein is the only vein that carries what?

A

oxygenated blood

25
Q

what is aorta in the body?

A

the largest artery

26
Q

the left side of the heart has what?

A

higher pressure and longer circuit

27
Q

the right side of the heart has what?

A

lower pressure and shorter circuit

28
Q

who oxygenate the blood ?

A

Lungs

29
Q

What is the shorter circuit we have in the heart?

A

coronary circulation