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21 Cards in this Set
- Front
- Back
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what are the high pressure systems of the vascular network?
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arteries, they have thick walls to compensate for high pressure.
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Ischemia
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deficient supply of oxygenated blood, caused by any obstruction
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Infarction
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total blockage of a blood vessel
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Inefficient supply
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a partial blockage of a blood vessel, usually presents as pain when exercising
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which are more distensible and thin walled? arteries or veins?
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Veins
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How does the blood get back to the heart?
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skeletal muscle assists
intraluminal valves (must be competent) patent lumen |
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deep vein thrombosis can be caused from extended periods of
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lack of skeletal muscle contraction, which assists in venous return
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3rd piece of info about lymph dr. desjardin mentioned? (besides fluid return)
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absorbs lipids from intestinal tract
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Cyanosis is
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bluish tint of skin
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poor arterial supply to the legs will result in
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less hair on the legs
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especially concerned with a widening aortic pulse in people with what high risks? (3)
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hypertension
smokers high cholesterol |
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Allen test
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test to ensure ulnar artery is working, in the possibility that you damage the radial artery w/IV. (if ulnar artery does not work and you do not check, pt can lose their hand)
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reasons for edema
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deep vein thrombosis
chronic venous insufficiency/incompetent veins lymphadema (doesn't pit) orthostatic edema congestive heart failure |
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manual compression test for varicosities
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compress vein at knee and see if blood flows backwards towards ankle
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intermittent claudication
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usually in smokers
pain in calves after 15 minutes of walking, but dissipates when resting. indicator of chronic arterial insufficiency |
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Rubor:Really red feet indicate
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arterial insufficiency
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Homan's sign
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support patients leg, dorso flex ankle and causes pain in calf. 35% of the time it indicates blood clots.
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what type of insufficiency causes the following?
cool temp pale skin or dusky red decreased/absent pulse |
Chronic Arterial Insufficiency
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what type of insufficiency causes the following?
normal pulse/temperature cyanotic or brown pigmentation and petechiae |
Chronic Venous Insufficiency
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what type of insufficiency causes the following?
marked edema stasis dermatitis possible thickening of skin ulcers develop medially at sides of ankles, but with NO possibility of gangrene |
Chronic Venous Insufficiency
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what type of insufficiency causes the following?
mild->absent edema thin shiny atrophic skin loss of hair on foot/toes nails thickened & ridged ulceration occurs at toes/points of trauma and can develop gangrene |
Chronic Arterial Insufficiency
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