Anatomy Prep Exam2

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_________ cholinergic fibers induce vasodilation in the digestive system, uterus, kidneys, and lungs.
_________ hyperemia is increased tissue blood flow in response to increased metabolic rate.
Alcohol inhibits the secretion of ______.
In a system, arterial pressure equals 30 mmHg, venous pressure equals 3 mmHg, and vascular resistance equals 3 mmHg * min/L. Pause quiz, and calculate the flow and include units.
_________ pressure is the pressure exerted by a fluid in an enclosed space.
Norepinephrine and Epinephrine are produced in the ____________.
Atrial natriuretic peptide acts as a vaso_______or
As vessel diameter increases, resistance ______.
Sympathetic neurons in the medulla oblongata that control resistance by stimulating vasoconstriction.
The layer of the tunica intima that contains simple squamous epithelium and lines the lumen is called _____.
______ arteries are also referred to as distributing arteries.
Valves in the veins are formed from folds in the __________.
Osmotic P _____ (increases/decreases/same) from arterial end to venous end of capillaries b/c large molecules cannot diffuse through capillary walls.
Systolic pressure average is ________ (include units).
_________ cholinergic fibers induce vasodilation in digestive viscera and external genitalia.
As vessel length increases, resistance ______.
Which contains a greater portion of a person's blood volume? Capillaries, arterioles, or the aorta?
The __________ is the venous portion of a capillary bed that is unobstructed and allows for continuous blood flow from the arterial side of the capillary bed.
Endothelin is a vaso_______or.
_________ refers to the automatic adjustment of blood flow tissues based on their changing needs.
Norepinephrine and epinephrine are vaso______ors.
Nitric oxide is a vaso_______or.
The binding of norepinephrine to beta adrenergic receptors induces ________.
Angiotensin II stimulates thirst. Thirst stimulation is controlled by the _______ (part of brain).
How does the MAP change during prolonged standing? (increase/decrease/same)
_____________ is measured as the volume of blood flowing through a vessel usually in mL/min.
When CO2 increases, pH __________ (increases/decreases/same)
The central opening to a blood vessel is called the _______.
State of partial arteriolar constriction that helps maintain normal MAP.
________ shock --> heart failure
Long-term control of MAP is primarily controlled by which organ?
______________ centers: include cerebral cortex and hypothalamus.
Nitric oxide is produced by vascular _______.
True or False? The creator of this quiz can only set a maximum time limit of 20 minutes.
Atrial natriuretic peptide leads to loss of _______ and water in the urine.
In the _______, autoregulation is opposite of that seen in most tissues.
_________ hyperemia is increased tissue blood flow in response to a period of ischemia (think rubber-band on finger).
A patient's blood pressure is 132/84 mmHg. Pause quiz and calculate mean arterial pressure and provide units.
__________ is clinically diagnosed when blood pressure is elevated > 140/90 mmHg.
Flow is equal to the difference in arterial and venous pressure divided by the ________ in the vessel.
_________ = net pressure out - net pressure in.
Endothelial product that relaxes vascular smooth muscle (aka vasodilator).
Disorder defined by localized dilation or outpouching of a blood vessel.
______ arteries have a tunica media rich in smooth muscle fibers.
Disorder defined by vein inflammation associated with a blood clot.
______ arteries have a tunica media rich in elastic fibers, and the adventitia is thin.
How does the MAP change during polycythemia? (increase/decrease/same)
________ shock --> loss of whole blood/plasma/interstitial fluid
Pulse pressure _______ when arteries become rigid.
ADH serves to _________ blood volume.
Increased levels of ADH will _______ MAP.
Renin is used to convert _________ to Angiotensin I.
_____________ are smooth muscle structures that open an close to distribute the blood through capillary beds.
________ shock --> generalized vasodilation
Disorder defined by fatty streak of foam cells adhered to vessel walls, leading to lumen narrowing or obstruction.
An activated vasomotor center causes __________ or arteries and veins.
_______ are leaky, and found in the liver, bone marrow, and spleen.
An inhibited vasomotor center causes __________ or arteries and veins.
Diastolic pressure average is ________ (include units).
In veins, all three tunics are present, and have an irregular shape. The tunica ______ is the thicker of the three.
__________ is characterized by low blood volume, and is diagnosed clinically when systolic blood pressure < 100 mmHg.
_________ pressure is the pulling pressure that a hypertonic solution exerts on a hypotonic solution.
A _____ is made of a single layer of endothelium, resting on a basement membrane.
The diameter of a patient's blood vessel doubles... Resistance drops by a factor of ____.
When there is an increase in MAP, plasma O2, and pH, or a decrease in plasma CO2, the vasomotor center is _________.
______ have thin walls that permit the exchange of gasses, nutrients and wastes with interstitial fluid.
Baroreceptors of an artery sense that pressure is increased and could damage vessel walls. Would the more likely myogenic response be arteriolar dilation or constriction?
If CO2 increases, decreasing pH below normal levels, the rate of respiration would most likely _______. (increase/decrease/same)
How does the MAP change during elevated heart rate? (increase/decrease/same)
________ shock --> immune response triggers extreme vasodilation
_____ collect blood from tissue capillaries and carry it to the veins.
_________ are small blood vessels that nourish the wall of larger blood vessels.
_______ capillaries have tight junctions between endothelial cells.
The ________ is the arterial portion of a capillary bed that is unobstructed by precapillary sphincters and allows for continuous blood flow to the venous side of the capillary bed
Veins are also referred to as ______ vessels, since they contain approximately 50% of the blood.
During times of decreased blood pressure, the kidneys secrete _______.
Hypertension is defined as _______ (answer format xx/xx)
These vessels branch off of metarterioles and return blood to thoroughfare channels.
The ________ of blood flow can be calculated by dividing 1 by the total cross-sectional area of a vessel.
Cardiac output multiplied by resistance equals ___________.
_____ fibers in the tunica media allow for vasoconstriction and vasodilation.
Disorder defined by narrowed lumen due to abnormal thickening and hardening of artery walls.
_______ capillaries have pores, and are found in the kidneys, small intestine, and endocrine organs.
Pulse pressure _______ when blood volume decreases
Endothelial product that relaxes vascular smooth muscle AND repels platelets.
______ arteries are also referred to as conducting arteries
Receptors in the aortic arch and carotid sinuses that monitor pH.
________ refers to the throbbing felt in arteries during the cycle of systole and diastole.
When metabolic rate increases, blood flow to into tissues is ________.
True or False? The inflammatory chemicals, to include kinins, histamine, and prostacyclins are released by damaged tissue cells.
______ occurs when NFP is greater than zero.
Alcohol acts as a vaso______or.
______ have a tunica media composed of a single layer of smooth muscle cells.
Atrial natriuretic peptide serves to _______ resistance and MAP.
Disorder defined by inflammation of a vein.
When there is a decrease in MAP, plasma O2, and pH, or a increase in plasma CO2, the vasomotor center is _________.
Angiotensin converting enzyme is produced by the __________.
True or False? This quiz does not cover the lymphatic system.
As a result of vasoconstriction, MAP __________.
As a result of vasodilation, MAP __________.
As viscosity increases, resistance ______.
Inflammatory chemicals are vaso_______ors.
True or False? If I want to pass this exam, I should really make sure I understand what's going on in the diagram on page 3.26 of the course notes.
The binding of norepinephrine to alpha adrenergic receptors induces ______.
_________ (Neurotransmitters/Receptors) are the main determining factor in how a body system will react when neurotransmitters and receptors bind.
True or False? If I'm stuck, I can always pause the timer while I think about the answer.
Venous ______ are large diameter veins consisting ONLY of endothelium.
Endothelial product that contracts vascular smooth muscle (aka vasoconstriction).
True or False? This quiz only covers a portion of the material needed for the exam.
__________ hypertension is diagnosed when no underlying cause is evident.
_________ is equal to the diastolic pressure + (pulse pressure / 3)
____________ is the force per unit area exerted on a vessel wall by the blood it contains.
Disorder defined by damge to one or more valves in a vein.
_____ fibers in the tunica media allow for stretch and recoil of the vessel.
Angiotensin I is converted to Angiotensin II by the _____________.
In _______ , vasoconstriction and vasodilation controls distribution of blood to capillary beds.
Kinins, hitamine, and prostacyclins are __________ chemicals.
Angiotensin II is a strong vaso_______or.
Atrial natriuretic peptide is produced in _________ muscle.
_________ is the intermittent, slow low of blood through capillaries based on opening/closing of precapillary sphincters.
ADH is stored in the _____________.
Smaller venules are referred to as ______ venules.
______ occurs when NFP is less than zero.
_______ is the opposition to or impedance of blood flow.
Receptors in the aortic arch and caroti sinuses that monitor pressure.
True or False? In order to get an A on the exam, I should still study the book and focus on concepts, not just definitions.
Arteries and veins have ___ layers (tunics), in general.
ADH increases the level of _______ in plasma.
_______ are connective tissue cells that stabilize the capillary walls.
__________ hypertension is diagnosed when there is an identifiable cause.
True or false? Blood in the capillaries moves faster to facilitate better diffusion and transfer of nutrients.
Endothelin is produced by vascular ___________.
The tunica _____ protects and reinforces vessels and attaches them to surrounding structures.
______ describes an accumulation of fluid where it shouldn't be.
How does the MAP change during vasoconstriction due to stress? (increase/decrease/same)
Angiotensin II stimulates the release of _________ from the adrenal cortex.
________ is the average pressure exerted by the blood on the walls of the arteries.
True or False? This quiz is just a study aid. I promise not to beat up Chris if I get a bad grade on the exam.
ADH is produced in the _________.
The layer of the tunica intima that containing areolar connective tissue is the ______ layer.
Norepinephrine and epinephrine ___________ resistance and MAP.
A patient's blood pressure is 132/84 mmHg. Pause quiz and calculate pulse pressure and provide units.
How does the MAP change during hemorrhage? (increase/decrease/same)

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Created Jul 19, 2012ReportNominate
Tags:anatomy, prep, term