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PhysiologyCardiovascular

Q589. Cardiac output is decreased by

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AIIMS2005Repeats: N/A
PhysiologyCardiovascular
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Q2331. Preload measures?

A.
End systolic volume
B.End diastolic volume
C.Peripheral resistance
D.Stroke volume

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NEET-PG2012Repeats: N/A
PhysiologyCardiovascular
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Q3525. Cardiac output increases maximum at which week?

A.26-28wks
B.30-32 wks
C.32-34 wks
D.34-36 wks

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NEET-PG2012Repeats: N/A
PhysiologyCardiovascular
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Q3759. BP is less than 40 mm Hg. Which mechanism of regulation is working ?

A.Chemoreceptor reflex
B.Baroreceptor reflex
C.CNS ischemic reflex
D.None of the above

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NEET-PG2013Repeats: N/A
PhysiologyCardiovascular
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Q3762. Cardiac output increases by ?

A.Standing from lying down position
B.Expiration
C.Increased cardiac contractility
D.Parasympathetic stimulation

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NEET-PG2013Repeats: N/A
PhysiologyCardiovascular
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Q3765. Direct Fick method of measuring cardiac output requires estimation of:

A.O2 content of arterial blood
B.O2 consumption per unit time
C.Arteriovenous O2 difference
D.All of the above

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NEET-PG2012Repeats: N/A
PhysiologyCardiovascular
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Q3768. In healthy person, arterial baroreceptor activity is seen at what stag of cardiac systole ?

A.Systole
B.Diastole
C.Both
D.None

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NEET-PG2013Repeats: N/A
PhysiologyCardiovascular
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Q3770. Healthy adult cardiac reserve is ?

A.50 - 100 %
B.100 - 200 %
C.200 - 250 %
D.300 - 400 %

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NEET-PG2013Repeats: N/A
PhysiologyCardiovascular
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Q3772. All are true about baroreceptors, expect ?

A.Stimulated when BP decreases
B.Afferents are through sino-aortic nerves
C.Stimulation causes increased vagal discharge
D.Stimulate nucleus ambiguous

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NEET-PG2013Repeats: N/A
PhysiologyCardiovascular
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Q3794. Normal cerebral blood flow in ml/min ?

A.55
B.150
C.750
D.1000

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NEET-PG2013Repeats: N/A
PhysiologyCardiovascular
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Q3804. Cushing reflex is associated with all except ?

A.Hypotension
B.Increased intracranial pressure
C.Bradycardia
D.Tachyponea

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NEET-PG2013Repeats: N/A
PhysiologyCardiovascular
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Q5632. Blood supply of brain is ?

A.1500 ml/min
B.2000 ml/min
C.750 ml/min
D.250 ml/min

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NEET-PG2000Repeats: N/A
PhysiologyCardiovascular
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Q5646. Baroreceptor are ?

A.Carotid body
B.Carotid sinus
C.Aortic body
D.None

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NEET-PG2014Repeats: N/A
PhysiologyCardiovascular
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Q7819. Baroreceptor are ?

A.Carotid body
B.Carotid sinus
C.Aortic body
D.None

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NEET-PG2015Repeats: N/A
PhysiologyCardiovascular
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Q7820. After load is decreased by ?

A.Exercise
B.Anemia
C.Thyrotoxicosis
D.All of the above

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PhysiologyCardiovascular
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Q7822. Blood pressure is dependant on?

A.Cardiac output
B.Heart rate
C.Stroke volume
D.All of the above

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PhysiologyCardiovascular
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Q7826. True about Coronary circulation ?

A.250 ml/min
B.Major flow during systole
C.Unifrom flow during full cardiac cycle
D.All of the about

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PhysiologyCardiovascular
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Q9077. Cardiac output in pregnancy increases from which week of gestation

A.5 weeks
B.15 weeks
C.25 weeks
D.35 weeks

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PhysiologyCardiovascular
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Q9485. Baroreceptors are related to which vessels?

A.Internal carotid artery
B.External carotid artery
C.Subclavian artery
D.Brachiocephalic trunk

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NEET-PG2016Repeats: N/A
PhysiologyCardiovascular
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Q9486. Effect of positive G?

A.Increased cerebral arterial pressure
B.Increased venous return
C.Decreased cardiac output
D.Increased pressure in lower limb

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NEET-PG2016Repeats: N/A
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