2.01 Flashcards

1
Q

Layers of heart

A

Endocardium
Myocardium
Epicardium
Pericardial cavity
Parietal layer of serious pericardium
Fibrous pericardium

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2
Q

Endocardium lines..

A

Atria
Ventricles
Valves

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3
Q

Endocardium cell types

A

Simple squamous

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4
Q

Myocardium contains

A

Cardiac muscle fibers
Connective tissue

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5
Q

Epicardium made of

A

Simple squamous mesothelium

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6
Q

Parasympathetic interaction of SA node

A

ACh acts on M2 receptors
Slows HR

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7
Q

Parasympathetic interaction of SA node

A

ACh acts on M2 receptors
Slows HR

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8
Q

Parasympathetic innervation nerve

A

Vagus

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9
Q

Sympathetic innervation of SA node

A

Noradrenaline acts on B1 adrenoreceptors
Increases HR

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10
Q

HF signs

A

Hypotension
Cardiomegaly
Hepatomegaly
Oedema
Inc JVP
Tachycardia
Displaced apex

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11
Q

Where is ANP released from?

A

Atria

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12
Q

Where is BNP released from

A

Ventricles

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13
Q

Ejection fraction

A

SV/ EDV x 100

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