Term
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Definition
| Where in the body continuous capillaries are found |
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Term
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Definition
| Where in the body fenestrated capillaries are found. |
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Term
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Definition
| Where in the body sinusoidal capillaries are found. |
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Term
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Definition
| Where in the body sinusoids are found. |
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Term
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Definition
| Where in the body venous sinuses are found. |
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Term
Lipid-soluble substances
Small water-soluble molecules
Large water-soluble molecules |
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Definition
| What substances can pass through capillaries... |
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Term
| Red blood cells and large proteins |
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Definition
| What cannot readily pass through capillaries? |
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Term
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Definition
| Two important lipid-soluble substances. |
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Term
| Regulate flow of blood in branches of thoroughfare channels. |
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Definition
| Function of precapillary sphincters |
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Term
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Definition
| Area of the body where density of thoroughfare channels are highest and major function. |
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Term
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Definition
| Capillary network within the middle and outer layers of larger blood vessels |
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Term
| Arteriovenous anastomoses |
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Definition
| Connects arterioles and venules allowing blood to bypass capillaries. |
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Term
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Definition
| Veins that connect one capillary network to another in a different part of the body. |
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Term
Hepatic Portal Veins
Hypothalamohypophysial Portal Veins |
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Definition
| Two portal veins in the body. |
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Term
| GI tract and spleen to liver |
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Definition
| Two areas connected by the hepatic portal |
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Term
| Hypothalamus and anterior pituitary |
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Definition
| Two areas that are connected by the hypothalamohypophysial portal. |
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Term
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Definition
| Function of unmyelinated sympathetic nerves to blood vessels. |
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Term
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Definition
| Function of unmyelinated parasympathetic nerves on blood vessels. |
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Term
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Definition
| Function of myelinated sympathetic nerves on blood vessels. |
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Term
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Definition
| Arteries become less elastic due to degenerative changes |
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Term
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Definition
| Narrowing of arteries due to calcium deposits or increased connective tissue. |
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Term
| Blood flowing past valves of heart. |
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Definition
| Most prevalent area for turbulent flow |
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Term
| Sounds made by turbulent flow which can be heard by stethescope. |
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Definition
| What are Kortokoff sounds? |
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Term
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Definition
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Term
|
Definition
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Term
|
Definition
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Term
|
Definition
| Number of RBCs in blood as a percentage. |
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Term
| Increase in hematocrit increases viscosity |
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Definition
| Relationship between hematocrit and viscosity. |
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Term
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Definition
| The measure of a blood vessels ability to stretch as blood pressure increases. |
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Term
Compliance = Δ volume
Δ pressure |
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Definition
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Term
| Autonomic and hormone regulation |
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Definition
| What controls constriction or dilation of arterioles? |
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Term
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Definition
| The difference between diastolic pressure and systolic pressure. |
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Term
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Definition
| Pulse pressure at the aorta |
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Term
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Definition
| Pulse pressure at the vena cava |
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Term
120 mm Hg systolic
80 mm Hg diastolic
40 mm Hg pulse pressure |
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Definition
| Average diastolic, systolic and pulse pressure in healthy adult. |
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Term
| As blood enters the arteries |
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Definition
| Where pulse pressure drops to zero in the circulatory system. |
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Term
Decreased stroke volume
Increased constriction of arteries |
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Definition
| Two causes for weak pulses |
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Term
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Definition
| Method used by lipid soluble molecules to pass into capillaries. |
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Term
Through intercellular spaces
Through fenestrations
Mediated Transport
Pinocytosis |
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Definition
| Four methods used by water-soluble molecules to pass through capillaries. |
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Term
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Definition
| Force required to move fluid across a capillary wall. (ie, difference between net hydrostatic pressure and net osmotic pressure). |
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Term
|
Definition
| Difference in pressure between the blood and the interstitial fluid |
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Term
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Definition
| Difference in blood colloid osmotic pressure and interstitial colloid osmotic pressure. |
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Term
Arteriolar End
Hydrostatic pressure is higher. |
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Definition
| Where net filtration pressure is higher, arteriolar or venule end? Why? |
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Term
| Absorption of all excess fluid not absorbed at the venous end. |
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Definition
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Term
|
Definition
| continual state of partial contraction of the veins |
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Term
| Sympathetic stimulation causes vasoconstriction |
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Definition
| Causes/controls venous tone |
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Term
Carbon dioxide
Lactic acid
Adenosine
Adenosine monophosphate
Adenosine triphosphate
EDRF
Potassium
Hydrogen
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Definition
| Eight examples of vasodilator substances |
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Term
|
Definition
| Cyclic fluctuations of periodic relaxation and contraction of precapillary sphincters. |
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Term
|
Definition
| What is produced when renin acts on a protein. |
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Term
Vasoconstriction
Stimulation of alosterone secretion |
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Definition
| Two actions caused by Angiotensin II |
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Term
|
Definition
| What happens when urine output decreases? |
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Term
Increased water absorption
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Definition
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Term
| Increased sodium absorption by kidneys and stimulates release of ADH. |
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Definition
| Effect of aldosterone on kidney and adrenal cortex. |
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Term
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Definition
| Effect of increased water and sodium absorption by kidneys. |
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