Anatomy Prep Exam2

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

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