Hyperemia And Congestion Flashcards

1
Q

Hyperemia and congestion definition

A

Local increased blood volume in a tissue

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2
Q

Hyperemia characteristics

A

Active process due to increased blood flow ( arteriolar dilation)

Occurs in acute inflammation and skeletal exercise

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3
Q

Clinical presentation of hyperemia

A

Red tissue because of o2 rich blood accumulation

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4
Q

Congestion characteristics

A

Passive process - stagnation of blood in tissue because of decrease outflow of blood ( systemic in cardiac failure, localized in isolated venous obstruction)

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5
Q

Clinical presentation of congestion

A

Blue red color of tissue because - cyanosis

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