Anatomy Prep Exam2

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

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