Chapter 6 Flashcards

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1
Q

Atriums

A

Upper Chambers

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2
Q

Ventricles

A

lower chambers

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3
Q

SA NODE

A

The sinoatrial node is known as the pace maker of the heart, it sends the electrical signal to the atrioventricular node and to the lungs for oxygenation.

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4
Q

What are the 3 types of msucle

A

Skeletal (650+ Muscles)
Smooth (Lining of arteries, veins, and GI tract)
Cardiac (heart)

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5
Q

Brachycardia

A

less then 60 BPM

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6
Q

Tachycardia

A

Greater then 100 BPM

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7
Q

Average RHR

A

70-80 (Males 70, Females 75)

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8
Q

What is blood comprised of what ?

A

55% Plasma 45% Red and White Blood Cells and platelets.

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9
Q

Hoe many Liters of blood does an adult heart hold

A

Between 4-6 L

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10
Q

Arteries go in what direction?

A

Away from the heart (A=AWAY)

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11
Q

Veins go in what direction?

A

Back the heart

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12
Q

What Are Venules?

A

Small Veins that drain from capillaries into larger veins.

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13
Q

capillaries

A

function as an exchange channel between the vessels and bodily tissue.

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14
Q

arterioles

A

small veins that drain from capillaries into larger veins.

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15
Q

Valsalva Maneuver

A

increase in intra-abdominal pressure / pregnant/ high blood pressure.
breath through concentric and eccentric to avoid this.

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16
Q

Tachypnea

A

greater then 24 Breaths per minute

17
Q

bradypnea

A

less 8 breaths per minute

18
Q

Normal breathing rates

A

12-16 beats per minute