Term
| Name three layers of the artery |
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Definition
Tunica intima - inner layer Tunica media - middle layer Tunica adventitia - outer layer |
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Term
| 4 characteristics of an artery |
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Definition
1. take blood from the heart 2. tunica media thick for elasticity 3. arteries contract on systole, recoil on diastole 4. vasoconstriction, vasodilation to control blood flow |
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Term
| 4 characteristics of a vein |
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Definition
1. take blood to the heart 2. tunica media thin 3. low-pressure system 4. valves open on systole and close on diastole to control blood flow |
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Term
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Definition
1. root 2. ascending 3. descending 4. abdominal aortic branches 5. bifurcation into iliac arteries |
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Term
| major anterior branches of the aorta |
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Definition
celiac truck (artery, axis) common hepatic -> proper hepatic, gastroduodenal L/R hepatic arteries left gastric artery spenic artery SMA IMA |
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Term
| major lateral branches of the aorta |
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Definition
phrenic arteries right/left renal arteries gonadal artery |
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Term
| List tributaries to the inferior vena cava |
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Definition
Anterior - Hepatic veins Lateral - R/L renal veins gonadal veins suprarenal veins inferior phrenic vein, 4 lumbar veins common iliac veins, median sacral vein |
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Term
| describe the portal system |
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Definition
A separaate circulatory system, delivers blood from the spleen, gastrointestinal tract (esophagus, stomach, sm/lg intestines) to liver for detoxification and metabolism. SMV + SPLV = PV -> RPV -> APV , PPV -> LPV -> MPV, LPV |
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Term
| describe the various types of aneurysm formation |
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Definition
Fusiform-most common, atherosclerosis causes thickening of walls (bubble) Saccular-larger (5-10cm) connected to lumen by a mouth that varies in size, part of completely filled with thrombus (clot) |
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Term
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Definition
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Term
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Definition
| arotic tear, intimal tear is found newar ascending portion of the arch, extends proximally toward the heart, distally to iliac and femoral arteries. |
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Term
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Definition
| a foreign object, air/gas,tissue/tumor, or piece of thrombus that circulates and become lodged in a vessel. |
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Term
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Definition
| narrowing or constriction of body structure |
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Term
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Definition
| connection between two vessels. area of joining |
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Term
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Definition
| changes in velocity of flow. systole to diastole |
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Term
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Definition
| new arterial, venual pathway formed from stenosis |
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Term
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Definition
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Term
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Definition
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Term
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Definition
| increased velocity or obstruction of flow |
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Term
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Definition
| high diastolic component, supply organs that need constant blood supply. internal carotid A, hepatic A, renal A. |
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Term
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Definition
| very little or even reversed flow in diastole. supply organs that do not need constant blood supply. external carotid A, iliac and brachial A. |
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Term
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Definition
| peak systole compared with minnimum diastole to quantify vessels's impedance. |
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Term
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Definition
| infrarenal aorta high resistance |
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Term
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Definition
| lack of forward flow on diastolic cycle. decreased elasitcity in arterial wall |
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Term
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Definition
| open or unblocked pathway |
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