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RadiologyGeneral Radiology
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Q3763. Coronary blood flow is maximum during which phase of cardiac cycle:

A.Isovolumic relaxation phase
B.Isovolumic contraction phase
C.Ejection phase
D.Isovolumic contraction phase

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NEET-PG
2013
Repeats: N/A
OphthalmologyLens & Cataract
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Q3764. Slowest blood flow is seen in ?

A.Arteriole
B.Veins
C.Capillaries
D.Venules

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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
PhysiologyBlood
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Q3766. QRS complex is due to: September 2008

A.Ventricular repolarization
B.Atrial depolarization
C.Conduction through AV node
D.Ventricular depolarization

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NEET-PGSeptember 2008Repeats: N/A
ENTEar
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Q3767. P wave is due to:

A.Atrial depolarization
B.Atrial repolarization
C.Ventricular depolarization
D.Ventricular repolarization

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NEET-PG2013Repeats: 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
PhysiologyGeneral Physiology
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Q3769. SI unit of pressure is ?

A.mmHg
B.cmHg
C.Pascal
D.Torr

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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
MedicineHematology Medicine
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Q3771. Critical closing pressure is ?

A.Arterial pressure minus venous pressure
B.Capillary pressure minus venous pressure
C.Pressure below which capillaries close
D.None of the above

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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
PhysiologyCardiac Physiology
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Q3773. Normal velocity of blood is ?

A.40-50 cm/sec
B.100-150 cm/sec
C.200-250 cm/sec
D.250-300 cm/sec

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ENTEar
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Q3774. Duration of maximum contraction depends upon?

A.Absolute refractive period
B.Relative refractive period
C.Both
D.None of the two

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NEET-PG2013Repeats: N/A
AnatomyNeuroanatomy
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Q3775. Temperature centre is ?

A.Supraoptic nucleus of hypothalamus
B.Paraventricular nucleus of hypothalamus
C.Preoptic nucleus of hypothalamus
D.Suprachiasmatic nucleus of hypothalamus

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NEET-PG2013Repeats: N/A
PhysiologyNerve & Muscle Physiology
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Q3776. Stretch impulse is carried by?

A.Ia
B.lb
C.B
D.C

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NEET-PG2013Repeats: N/A
PhysiologyNerve & Muscle Physiology
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Q3777. Less mitochondria are seen in -

A.Red fibers
B.Type I fibers
C.White fibers
D.Slow fibers

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NEET-PG2013Repeats: N/A
PathologyNeoplasia
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Q3778. All are true about red muscle fibers except ?

A.More mitochondria
B.Glycolytic metabolism
C.More myoglobin
D.More oxidative capacity

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NEET-PG2013Repeats: N/A
AnatomyNeuroanatomy
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Q3779. Integration center of tonic labyrinthine reflex is?

A.Spinal cord
B.Medulla
C.Midbrain
D.Cerebral cortex

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NEET-PG2013Repeats: N/A
AnatomyNeuroanatomy
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Q3780. Higher center for righting reflex?

A.Pons
B.Spinal cord
C.Cortex
D.Midbrain

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NEET-PG2013Repeats: N/A
ENTEar
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Q3781. Righting reflex is a ?

A.Cochlear reflex
B.Spinal reflex
C.Vestibular reflex
D.None of the above

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NEET-PG2013Repeats: N/A
OphthalmologyGeneral Ophthalmology
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Q3782. Righting reflex is a ?

A.Strech reflex
B.Postural reflex
C.Spinal reflex
D.Ocular reflex

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NEET-PG2013Repeats: N/A
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