Science Quiz / Anatomy Prep Exam2

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QUIZ: Can you name the Anatomy Prep Exam2?

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

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