blood vessels
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| blood vessels | arteries, arterioles, capillaries, veinules, veins
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| arteries, arterioles, capillaries, veinules, veins, heart | are a closed system
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| capillaries | exchange happens in capillaries
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| arteries + arterioles | 4 functions, 1)carry blood away from heart. 2)carry oxygenated blood except pulmonary arteries. 3)contain blood under highest pressure. 4)have thick muscular elastic walls.
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| lumen | hollow part of artery
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| arteriosclerosis | hardening of artery, if the walls of the artery harden
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| atherosclerosis | lumen fills up with fatty material (plague) - repaired by bypass surgery
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| veins + veinules | 5 functions. 1)carry blood toward the heart. 2)carry unoxygenated blood except pulmonary vein. 3)contain blood under low pressure. 4)have thin walls,little muscle. 5)veins have oneway valve that prevents back flow of blood
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| capillaries | 1)smallest vessels, 2)place where gas exchange takes place. 3)thinnest walls 1cell thick.4)form extensive networks(capillary beds
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| exchange | law of diffusion makes the change happen. body of cells o2 out of cap.+ co2 into. lungs o2 into cap co2 out of cap.
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| common coratid | carry blood to head
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| brachial artery | bring blood to arm
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| aortic arch | aortic foms loops run down next to spine
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| phrenic artery | diaphram
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| hepatic artery | liver
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| gastric artery | stomach
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| mesentreric artery | stomach
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| splenic artery | spleen
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| pancreatic artery | pancreas
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| removal artery | kidneys
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| lumbar | spine, muscles of lower back
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| pulmanary artery | lungs
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| iliac artery | legs
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| femoral artery | thigh
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| coronary arteries | nourishes the heart muscles
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| dorsal or descending aorta | main then branch off
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| vein's | all the same eccept the ones in the neck
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| neck | jugular vein, drains, head region, superior vena cavae, inferior vena cavae
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| phrenic vein | diaphram
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| gastric vein | stomach
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| messentenic vein | messentary
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| coronary veins | nourishes heart
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| pulse | heart rate, felt in artery
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| heart rate | systole+ diastole. 120/80 is average= mm of mercury
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| systole | heart contraction top # systolic pressure
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| diastole | heart contraction bottom # diastolic pressure
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| high blood pressure | hyper tension
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| low blood pressure | hypotension
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| fast heart rate | brady cardia
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| MI | myo/cardio/infarction= death of heart muscles
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| coronary thrombosis | blockage(clot) in coronary artery
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| black out | blood collects in lower part of the body= faint
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| red out | blood gets forced into head region =faint
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| muscle bound heart | idiopathic/hypertrophic/cardio/myopathy
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| sinus arrythmia | irregular heart beat
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| heart murmur | leaky heart valve
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| foramen ovale | hole in heart septum
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| wenckebach phenomenon | heart skips a beat
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| circus movement | enlarged heart, several small beats
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| stroke (cva) | broke or block vessels in brain
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| aneurysm | weak spot in wall of an artery
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| phlebitis | inflammation of vein
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| TIA | transischemic attacks "little strokes"
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| tetrology of fallot | heart displaced toward the right side of your chest
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| congestive heart failure (CHF) | pulmanary edema, failure of the left side of heart, blood backs up into lung, fluid leaves the blood, enters the lung =drown
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| angina | chest pain- partial blockage constriction of coronary arteries
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