Science Quiz / Anatomy Prep Exam2

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Can you name the Anatomy Prep Exam2?

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

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