Anatomy Prep Exam2

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

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