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Musculoskeletal Anatomy > Blood Vessels > Flashcards

Blood Vessels Flashcards

1
Q

Name the Blood vessels from Arteries to Veins (7)

A

Arteries
Smaller arteries
Arterioles
Capillaries
Venioles
Small vein
Larger veins

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2
Q

Arteries are an example of what kind of CT?

A

Dense fibrous elastic CT

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3
Q

What is the main function of arteries?

A

Carry blood AWAY from the heart

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4
Q

What are 2 characteristics of arteries?

A

Thicker elastic walls
High pressure, supply function

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5
Q

What is the main function of veins?

A

Carry blood TOWARDS the heart

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6
Q

What are 3 characteristics of veins?

A

Have valves (prevent back flow)
Low pressure, reservoir function
Drainage from superficial to deep

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7
Q

What are the 3 types of veins?

A

Superficial
Deep
Perforating

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8
Q

Superficial veins 2 characteristics

A

Subcutaneous
Handle 15% of venous return

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9
Q

Deep veins 4 characteristics

A

Intermuscular (in between muscles)
Run with major arteries, share sheath
Bring blood back to heart
Handle 85% of venous return!

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10
Q

Perforating veins

A

Connect superficial to deep veins

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11
Q

Capillaries

A

Extremely small blood vessels

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12
Q

What are the 2 functions of capillaries

A

Transport blood from arteries to veins
Diffusion of nutrients and gas

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13
Q

Capillaries are most abundant in what types of tissue?

A

Metabolically active tissue (ex. Muscles, kidneys)

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14
Q

What controls blood flow in capillaries?

A

Precapillary sphincters

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15
Q

Precapillary sphincter is _________ when working out.

A

Relaxed

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16
Q

Precapillary sphincter is _________ when resting.

A

Contracted

17
Q

What are the 3 types of venous return?

A

Valves
Arteriovenous coupling
Muscle pump

18
Q

Anastomoses

A

Connections between blood vessels

19
Q

Anastomoses in arteries (function)

A

Provide alternate ways for blood to reach tissue

20
Q

Collateral circulation

A

Circulation in an area of tissue with a number of different pathways for blood to reach it

21
Q

Where is collateral circulation common?

A

In joints

Musculoskeletal Anatomy (28 decks)

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