Science Quiz / Anatomy Prep Exam2

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Can you name the Anatomy Prep Exam2?

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

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