Cardio Flashcards

1
Q

These bring oxygenated blood towards the heart, the ONLY veins that carry oxygenated blood

A

Pulmonary veins

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2
Q

These are large bloods vessels that travel towards the heart

A

Veins

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3
Q

Blood is taken away from the heart to cells through these, more muscular/thick than veins

A

Arteries

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4
Q

Blood flows through these and is returned to the heart, flow against gravity

A

Veins

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5
Q

This node creates electrical impulse that spreads through the heart, stimulates left and right atria to contract

A

Sinoatrial (SA) node

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6
Q

This node receives the signal and passes it through ventricles

A

Atrioventricular (AV) node

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7
Q

These muscles squeeze veins to help blood move upwards

A

Skeletal muscle

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8
Q

This measures electrical impulses coming from the heart, creating a graph

A

Electrocardiogram (EKG’s)

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9
Q

P wave

A

Atria contracts

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10
Q

QRS

A

Ventricles contract

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11
Q

T wave

A

Ventricles relax and reset

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12
Q

Any irregular heartbeat pattern that does not follow the normal P - QRS -T pattern

A

Arrhythmia

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13
Q

Rapid or irregular heartbeat, more common

A

Atrial fibrillation

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14
Q

Hearts beats too slow, 60 beats or lower per min

A

Bradycardia

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15
Q

Heart beats too fast, 100 beats or higher per min

A

Tachycardia

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16
Q

The force that blood exerts on the blood vessels

A

Blood pressure

17
Q

Measured when the ventricles contract and push blood through arteries, top number

A

Systolic pressure

18
Q

Functions of cardio system

A
  1. Includes heart and blood vessels
  2. Delivers oxygen and nutrients to cells
  3. Removes CO2/waste
19
Q

Ventricles relax and begin refilling, bottom number

A

Diastolic pressure

20
Q

Normal blood pressure range

A

120-140 over 80-90

21
Q

Involves transplanting a vein from another part of the body onto the heart

A

Bypass

22
Q

This surgery involves a narrow balloon being inserted into a blocked vessel, inflated and expanding the vessel

A

Angioplasty