Cardiovascular Anatomy Flashcards by Kevin Lynch Small

Q

Right Border

A

RA

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Q

Left border

A

LV

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Q

Superior border

A

Auricles and great vessels

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Q

Inferior border

A

RA, RV, LV

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Q

Anterior surface

A

RA, RV, LV

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Q

Inferior surface

A

RV, LV

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Q

Posterior surface (base)

A

LA

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Q

Types of pericardia

A

Fibrous

Serous (parietal and visceral)

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Q

2 main coronary arteries

A

Left and right coronary arteries

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Q

RCA divides into

A

R posterior descending artery

acute/right marginal artery

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Q

LCA divides into

A

Circumflex artery

L anterior descending artery

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Q

Main cardiac veins

A

Small, great, middle, anterior

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Q

Where do cardiac veins drain into?

A

Small, middle, great into coronary sinus

Anterior directly into RA

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Q

3 nerves that innervate the heart

A

Phrenic, vagus, sympathetic

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Q

What does phrenic nerve innervate?

A

Fibrous pericardium, parietal layer of serous

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Q

What does vagus innervate?

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A

Heart, visceral layer of serous pericardium

Q

What does sympathetic nerve innervate?

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A

Heart, visceral layer of serous

Q

Intrinsic conduction pathway

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A

SA node, AV node, bundle of His, purkinje fibres

Q

What lies anterior to heart?

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A

Sternum

Costal cartilages 4-7

Q

What lies posterior to heart?

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A

Oesophagus

Descending aorta

Q

What lies lateral to heart?

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A

Pleura

Phrenic nerves

Q

What lies inferior to heart?

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A

Central tendon of diaphragm

Q

What nerve carries pain sensation?

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A

Phrenic nerve

Q

Where is referred pain from sympathetic nerve?

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A

Inner surface of upper arm

Where does long saphenous vein drain into?

Femoral vein

Where does short saphenous vein drain into?

Popliteal vein

3 layers of blood vessels from external to internal

``` Tunica externa (adventitia) Tunica media Tunica intima ```

3 layers of heart wall from external to internal

Epicardium Myocardium Epicardium

Which nerves convey pain impulse to spinal cord from myocardium?

T1-T4