1. The distance by which two touch stimuli must be separated to be perceived as two separate stimuli is greatest on theBack of the scapulalipsDorsum of the handPalm of the handQuestion 1 of 20 2. Which of the following secretions has a very high pHSalivapancreatic juiceBile in gall bladderGastric juiceQuestion 2 of 20 3. During the state of transient hyperpolarisation following impulse in neuron. Which of the following is true:Decreased rate of conductionState of persistent excitationIncreased rate of conductionState of persistent depressionQuestion 3 of 20 4. If a creatinine clearance of 100 mL/min changes to 50 mL/min over 1 year, assuming that there has been no change in diet, which of the following physiologic changes can be expected?2-fold decrease in blood urea nitrogen concentrationA 2-fold increase in creatinine excretion rateA 2-fold increase in plasma creatinine concentrationA 2-fold decrease in creatinine excretion rateQuestion 4 of 20 5. Absolute refractory period of a neuron is:During resting membranePhase ofrepolarizationPhase of depolarizationPhase ofhyperpolarizationQuestion 5 of 20 6. decreased basal metabolic rate is seen inexercisehyperthyroidismobesityfeedingQuestion 6 of 20 7. An infant has a coarctation of the aorta that reduces renal blood flow to 50% lower than normal. Which of the following is increased in this infant?Renal excretion of sodiumBlood flow in the lower bodyGlomerular filtration ratePlasma levels of angiotensin IIQuestion 7 of 20 8. Insulin increases the entry of glucose intorenal tubular cellsall tissuesskeletal muscleMucosa of small intestineQuestion 8 of 20 9. christmas disease occurs due to deficiency offactor IXfactor VIIIfactor XIfactor XQuestion 9 of 20 10. Ringer lactate contains all exceptPotassiumbicarbonateSodiumChlorideQuestion 10 of 20 11. During the early stages of infection, which of the following compounds exert the most powerful chemotactic effect on neutrophils, causing them to migrate into an inflamed area?IL-1 and tumor necrosis factorPGI2 and PGD2LTC4 and LTD4C5a and IL-8Question 11 of 20 12. hot water bottles relieves pain of abdominal spasm byinhibition of heat receptorsinhibition of cold receptorsstimulation of adrenergic fibersstimulation of cholinergic fibersQuestion 12 of 20 13. Least diffusible ion among followingNa +Cl -K +ureaQuestion 13 of 20 14. Air in lung after expiration:Expiratory reserve volumeFunctional residual capacityTidal volumeVital volumeQuestion 14 of 20 15. apex of an upright human lung compared to base hasless negative intrapleural pressurelow pH in end capillary bloodlarger alveolihigh ventilationQuestion 15 of 20 16. why fetal cells continue to divide but terminally differentiated adult cells do not divideabsence of CD kinaseproteinase is absent in fetusphosphatase is absent in fetal cellsthere are many cyclin inhibitors which prevent cell from entering into S phase in adultsQuestion 16 of 20 17. When the pulse is greater than 200/min and the blood pressure is 75/40 mm Hg, what adjustments have probably occurred in the cardiac cycle?Diastolic time has decreased but systolic time has decreased moreSystolic time has decreased and diastolic time has increasedDiastolic time has decreased and systolic time has increasedSystolic time has decreased but diastolic time has decreased moreQuestion 17 of 20 18. Delta waves are seen inR.E.M. sleepAwake stateDeep sleepstage 1 NREM sleepQuestion 18 of 20 19. Gastrin stimulates the secretion of HCl. Which of the following cell types located at the fundus of the stomach produces HCl?Mucous cellsParietal cellsG cellsChief cellsQuestion 19 of 20 20. How does cerebellum help in coordination of movementComparing plan and movementBy learningby regulating toneBy reflex activityQuestion 20 of 20 Loading...
