Anatomy Prep Exam2

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

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