Cardovascular System Flashcards

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1
Q

In which atrium does oxygenated blood flow?

A

Right atrium

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2
Q

The ______ node can be referred to as the heart’s pacemaker

A

Sinoatrial or SA

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3
Q

The SA node triggers an impulse that causes both atria to ________

A

Contract

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4
Q

The ______ node triggers a second impulse for both _________ to contract

A

Atrioventricular or AV, ventricles

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5
Q

Name the valves of the heart (Bi-Tri-Semi)
Bi—–d / m—-l valve
Semi—-r valves
Tri—–d valve

A

Bicuspid/ mitral valve

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6
Q

Which is responsible for carrying 1. oxygenated blood? 2. Deoxygenated blood?

a) arteries
b) veins
c) aorta
d) a and c
e) b and c

A

1: e)
2: d)

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7
Q

Vessels which carry blood away from the heart are called ——–

A

Arteries

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8
Q

Vessels which carry blood toward the heart are called —-

A

Veins

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9
Q

Tiny blood vessels with walls that are only one cell thick are called ———–

A

Capillaries

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10
Q

Thick wall that divides the heart into two sides is called the ——

A

Septum

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11
Q

Upper chambers of the heart that receive blood are called the —–

A

Atria

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12
Q

Lower chambers of the heart that pump blood out of the heart are called ———-

A

Ventricles

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13
Q

Valve between right atrium and left atrium is called the —————- —–

A

Atrioventricular valve

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14
Q

Name the 2 atrioventricular valves and the sides of the heart they are found in

A

Bicuspid; left

Tricuspid; right

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15
Q

Valves found between the ventricles and blood vessels are called the ——— valves

A

Semilunar valves

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16
Q

Membrane found around the heart is called the p—c—–m

A

Pericardium

17
Q

The only artery rich in carbon dioxide is the ——— artery

A

Pulmonary

18
Q

The only vein rich in oxygen is the ——— vein

A

Pulmonary

19
Q

What type of specialized tissue is found exclusively in the heart?

A

Cardiac tissue