Quiz
Study Guide: Circulation of Blood
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Perguntas do quiz (44)
1The term used to describe a collection of mechanisms that influence the active and changing circulation blood is
- Aperfusion
- Bcardiac output
- Cstroke volume
- Dhemodynamics
2Blood flows because of
- Aa pressure gradient
- BFick's formula
- Cinotropic factors
- Dthe ejection fraction
3Determining the cardiac output is usually accomplished by
- Ausing Fick's formula
- Busing Starling's law
- Ccalculating SV X CR = CO
- Dusing Poiseuille's law
4Which of the following has the ability to alter heart rate
- Achonotropic factors
- Bbaroreceptors
- Ccarotid sinus reflex
- Dall of the above
5A change in heart rate or stroke volume does not always change the heart's output, the amount of blood in the arteries, or the blood pressure
- AVerdadeiro
- BFalso
6If blood pressure within the aorta or carotid sinus suddenly increases beyond the set point, the control center will increase vagal inhibition and return the blood pressure to normal.
- AVerdadeiro
- BFalso
7The amount that the CO can increase above the resting value is called the inotropic factor.
- AVerdadeiro
- BFalso
8The ejection fraction is related to the stroke volume
- AVerdadeiro
- BFalso
9Peripheral resistance in arteries determines arterial blood pressure
- AVerdadeiro
- BFalso
10[blank_start]Viscocity[blank_end]: thickness of blood
[blank_start]Vasoconstriction[blank_end]: reduction in vessel diameter
[blank_start]Perfusion[blank_end]: flow through
[blank_start]Cardiac Output[blank_end]: amount of blood that flows out of a ventricle of the heart per unit of time
[blank_start]Hypoxia[blank_end]: deficiency of blood oxygen
[blank_start]Ischemic[blank_end]: inadequate blood supply
[blank_start]Active hyperemia[blank_end]: local vasolidation
[blank_start]Contractility[blank_end]: the ability of a muscle cell to shorten to product movement
[blank_start]Hypercapnia[blank_end]: excess carbon dioxide
[blank_start]Vasometer pressure flex[blank_end]: inititiated by a change in arterial blood pressure- AViscocity
- Bvasoconstriction
- Ccardiac output
- Dhypoxia
- Evasomotor pressure flex
- Fhypercapnia
- Gactive hypermia
- Hischemic
- Iperfusion
- Jcontractility
- KVasoconstriction
- Lcontractility
- Mperfusion
- Nischemic
- Oactive hypermia
- Phypercapnia
- Qhypoxia
- Rvasomotor pressure flex
- Sviscocity
- Tcardiac output
- UPerfusion
- Vcardiac output
- Wvasoconstriction
- Xviscocity
- Yvasomotor pressure flex
- Zhypoxia
- AAhypercapnia
- ABactive hypermia
- ACischemic
- ADcontractility
- AECardiac Output
- AFvasoconstriction
- AGviscocity
- AHvasomotor pressure flex
- AIhypoxia
- AJhypercapnia
- AKactive hypermia
- ALischemic
- AMperfusion
- ANcontractility
- AOHypoxia
- APvasoconstriction
- AQcardiac output
- ARviscocity
- ASvasomotor pressure flex
- AThypercapnia
- AUactive hypermia
- AVischemic
- AWperfusion
- AXcontractility
- AYIschemic
- AZcontractility
- BAperfusion
- BBactive hypermia
- BChypercapnia
- BDhypoxia
- BEvasomotor pressure flex
- BFviscocity
- BGcardiac output
- BHvasoconstriction
- BIActive hyperemia
- BJvasoconstriction
- BKcardiac output
- BLviscocity
- BMvasomotor pressure flex
- BNhypoxia
- BOhypercapnia
- BPischemic
- BQperfusion
- BRcontractility
- BSContractility
- BTperfusion
- BUischemic
- BVactive hypermia
- BWhypercapnia
- BXhypoxia
- BYvasomotor pressure flex
- BZviscocity
- CAcardiac output
- CBvasoconstriction
- CCHypercapnia
- CDvasoconstriction
- CEcardiac output
- CFviscocity
- CGvasomotor pressure flex
- CHhypoxia
- CIactive hypermia
- CJischemic
- CKperfusion
- CLcontractility
- CMVasometer pressure flex
- CNvasoconstriction
- COcardiac output
- CPviscocity
- CQhypoxia
- CRhypercapnia
- CSactive hypermia
- CTischemic
- CUperfusion
- CVcontractility
11The ability of blood vessels to expand and adapt to higher pressure and maintain normal flow is called the [blank_start]stress[blank_end] [blank_start]relaxation[blank_end] [blank_start]effect[blank_end].
- Astress
- Brelaxation
- Ceffect
12Increased respirations and increased [blank_start]circulation[blank_end] tend to coincide.
- Acirculation
13[blank_start]Capillary[blank_end] [blank_start]exchange[blank_end] is the exchange of materials between plasma in the capillaries and the surrounding interstitial fluid of the systemic tissues.
- ACapillary
- Bexchange
14[blank_start]Osmotic[blank_end] [blank_start]pressure[blank_end] tends to promote diffusion of fluid into the plasma.
- AOsmotic
- Bpressure
15The more ADH that is secreted, the more water will be [blank_start]extracted[blank_end] into the blood from the urine and the greater the blood plasma volume will become.
- Aextracted
16[blank_start]Renin[blank_end] [blank_start]Angiotensin[blank_end] [blank_start]Aldosterone[blank_end] [blank_start]System[blank_end] of aldosterone secretion changes blood plasma volume.
- ARenin
- BAngiotensin
- CAldosterone
- DSystem
17[blank_start]ANH[blank_end] is secreted by specialized cells in the atrial wall in response to overstretching.
- AANH
18[blank_start]Hypertension[blank_end] is high blood pressure.
- AHypertension
19The diastolic blood pressure is
- Athe heart contracting
- Bthe heart relaxing
- Cthe pressure in the atria
- Dthe pressure in the ventricles
20With a blood pressure of 120/80, the number 80 indicates
- Athe diastolic reading
- Bthey systolic reading
- Cthe Korotkoff sounds
- Dthe ejection phase
21The mean arterial pressure MAP for a BP of 130/90 is
- A90
- B93
- C100
- D103
22[blank_start]Sphygomomanometer[blank_end] is the apparatus used to measure blood pressure.
- ASphygmomanometer
23If blood gushes forth in spurts with considerable force, you have most likely cut an [blank_start]artery[blank_end].
- Aartery
24The pressure points can be used to stop [blank_start]arterial[blank_end] bleeding.
- Aarterial
25Starling's law of the heart states that
- Ablood flows from areas of high pressure to areas of low pressure
- Bthe volume of blood ejected from the ventricle is constant
- Cthe more stretched the heart fibers are at the beginning of a contraction, the stronger is their contraction
- Daverage heart rate is 72 beats per minute
26The vagus nerve is said to act as a [blank_start]brake[blank_end] on the heart.
- Abrake
- Btemperature monitor
- Cpositive feedback loop
- Dejection mechanism
27Under normal conditions, blood viscosity changes
- Afrequently
- Bduring hemorrhage only
- Cunder stress
- Dvery little
28The popliteal pulse point is found
- Aat the bend of the elbow
- Bon the dorsum of the foot
- Cbehind the knee
- Dbehind the medial amlleolus
29Peripheal resistance is primarily affected by
- Athe length of myocardial fibers
- Bblood viscocity and the diameter of arterioles
- Cthe capacity of the blood reservoirs
- Dthe elasticity of the heart
30Septic shock is caused by
- Acomplications of toxins in the blood
- Ba nerve condition
- Ca drop in blood pressure
- Dblood vessel dilation
31Hypovolemic shock is caused by
- Aheart failure
- Bdilated blood vessels
- Ca loss in blood volume
- Da severe allergic reaction
32The shift of the blood reservoir to the veins in the legs when standing is called the
- Aorthostatic effect
- Btotal peripheral resistance effect
- Cvasomotor mechanism
- Dmedullary ischemic reflex
33Fick's formula is used to determining
- Astroke volume
- Bcardiac output
- Ccardiac reserve
- Dejection fraction
34The minute volume is equal to the
- Athe pressure gradient divided by the resistance
- Bmean arterial pressure divided by the cardiac output
- Ccardiac output divided by the ejection fraction
- Dcardiac output divided by the cardiac reserve
35The chief determinant of arterial blood pressure is the [blank_start]volume[blank_end] of blood in the arteries.
- Avolume
36Factors that affect the strength of myocardial contraction and, therefore, stroke volume are [blank_start]inotropic[blank_end] factors.
- Ainotropic
37Starling's law of the heart states that within limits, the longer, or more stretched, the heart fibers art the beginning of contraction, the [blank_start]stronger[blank_end] is their contraction.
- Astronger
38The [blank_start]ejection[blank_end] [blank_start]fraction[blank_end] is the ratio of the stroke volume to the end-diastolic volume (EDV).
- Aejection
- Bfraction
39The pumping work that the heart must do to push blood into the arteries is known as [blank_start]cardiac[blank_end] [blank_start]afterload[blank_end].
- Acardiac
- Bafterload
40The hormone most known as a heart accelerator is [blank_start]epinephrine[blank_end].
- Aepinephrine
41During exercise blood from reservoirs is redistributed to more active structures such as [blank_start]skeletal[blank_end] muscles and the heart.
- Askeletal
42The blood vessel commonly used to perform blood pressure readings is the [blank_start]brachial[blank_end] [blank_start]artery[blank_end].
- Abrachial
- Bartery
43The sounds made during the measurement of a blood pressure are called [blank_start]Korotkoff[blank_end] [blank_start]sound[blank_end].
- AKorotkoff
- Bsound
44Blood flows most rapidly in the [blank_start]arteries[blank_end] and most slowly in the [blank_start]capillaries[blank_end].
- Aarteries
- Bcapillaries
Informações
- Descrição
- Study Guide: Circulation of Blood
- Autor
- Alexandra Bozan
- Idioma
- English
- Visualizações
- 90
- Etiquetas
- Avaliação
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