Pg Blazer - Online Test Series 9 - Physiology
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Site of RBC formation in 20 year old healthy male is:
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Flat bones
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Long bones
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Liver
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Yolk sac
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- 2.
Which of the following is true about fourth heart sound ‘S4‘ :
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Can be heard by the unaided ear
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Frequency is greater than 20 Hz
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Heard during ventricular filling phase
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Heard during ventricular ejection phase
Correct Answer
A. Heard during ventricular filling phaseExplanation
S4 is heard during the last rapid filling phase of cardiac cycle.Rate this question:
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- 3.
Broca’s area is concerned with:
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Word formation
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Comprehension
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Repetition
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Reading
Correct Answer
A. Word formationExplanation
Broca's area is the motor speech area concerned with word formation.Rate this question:
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- 4.
The mechanism of hearing and memory, include all except:
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Changes in level of neurotransmitter at synapse
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Increasing protein synthesis
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Recruitment by multiplication of neurons
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Spatial Reorganization of synapse
Correct Answer
A. Recruitment by multiplication of neuronsExplanation
There is no multiplication of neurons in memory formation.Rate this question:
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- 5.
The processing of short term memory to long term memory is done in:
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Prefrontal cortex
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Hippocampus
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Neocortex
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Amygdala
Correct Answer
A. HippocampusExplanation
Hippocampus is concerned with conversion of short term memory to long term memory.Rate this question:
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- 6.
Delta waves are seen in :
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Deep sleep
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REM sleep
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Awake state
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Stage I NREM sleep
Correct Answer
A. Deep sleepExplanation
Delta waves are seen in Deep sleep. [Remember as D(delta) with D(deep sleep). ]Rate this question:
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- 7.
Toxic effects of high oxygen tension include all of the following except:
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Pulmonary edema
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Decreased cerebral blood flow
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Retinal damage
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CNS excitation and convulsion
Correct Answer
A. Decreased cerebral blood flowExplanation
Decreased cerebral blood flow is not described as a complication of high oxygen tension.Rate this question:
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- 8.
Which of the following adaptations will be apt to increase the work capacity at high altitude?
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Increasing workload, decreasing duration of exercise
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Increasing workload, increasing duration off exercise
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Decreasing workload, increasing duration of exercise
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Decreasing workload, decreasing duration of exercise
Correct Answer
A. Decreasing workload, increasing duration of exerciseExplanation
In high altitude, the oxygen availability is low. Hence the work that can be done per unit time is low. This can be compensated by decreasing the rate of doing work and increasing the duration of work.Rate this question:
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- 9.
All of the following statements are true for ‘Intestinal Motility’ except:
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Does not depend on Gastric motility
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Increased by Distension
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Increased by Acetylcholine
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Increased by cholecystokinin
Correct Answer
A. Does not depend on Gastric motilityExplanation
Intestinal motility is influenced by gastric motility. eg: Migratory motor complex, gastroileal reflexRate this question:
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- 10.
Which of the following hormone is not secreted by the kidney:
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Renin
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Angiotensin I
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Erythropoietin
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1, 25 Dihydroxycholecalciferol
Correct Answer
A. Angiotensin IExplanation
Angiotensin I is formed by action of Renin (secreted by kidney) on Angiotensinogen (secreted by liver).Rate this question:
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Current Version
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Mar 21, 2023Quiz Edited by
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Jun 13, 2011Quiz Created by
Pgblazer
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