Mock quiz - Anatomy, Physiology, Biochemistry- 9/2/2023
Anatomy and Physiology Mastery Quiz
Test your knowledge in anatomy, physiology, and biochemistry with this comprehensive quiz designed for aspiring medical students and professionals. Dive into 17 challenging questions that cover essential concepts and facts critical to understanding human biology.
Prepare yourself and enhance your learning with:
- Multiple-choice questions
- Detailed insights into critical topics
- A chance to assess your knowledge level
Cervical enlargement of spinal cord extends from
C3 to T1 spinal segments
C4 to C8 spinal segments
C5 to C8 spinal segments
C5 to T1 spinal segments
Medial boundary of thenar space is formed by
Medial palmar septum
Intermediate palmar septum
Lateral palmar septum
First lumbrical canal
Physiological decrease in platelet count is seen in
High altitudes
After meals
Newborns
Stress
Which of the following conchae is an independent bone
Superior concha
Inferior concha
Middle concha
Both b and c
Preferred site for lumbar puncture
Interspinous space between L1 and L2
Interspinous space between L2 and L3
Interspinous space between L3 and L4
Lower border of L1
Correct statement regarding blood supply of spinal cord
A. Anterior spinal artery supplies anterior 1/3rd of spinal cord
B. One posterior spinal artery supplies posterior 1/3rd of spinal cord
C. Two posterior spinal arteries supply posterior 1/3rd of spinal cord
D. Anterior spinal artery supplies anterior 2/3 rd of spinal cord
Heme synthesis occurs
Extracellularly
Partly in mitochondria and partly in cytoplasm
Purely in cytoplasm
Purely in mitochondria
Sleep spindles and K complexes are seen in
REM sleep
Stage 1 of NREM sleep
Stage 2 of NREM sleep
Stage 3 of NREM sleep
Increasing order of frequency of waves in EEG (a = alpha, b = beta, t = theta, d= delta)
A
B
D
D
Which enzyme inhibition is involved in treatment of gout using allopurinol
Competitive inhibition
Non competitive inhibition
Suicide inhibition
Correct statement with regard to temperature regulation:
A. Posterior hypothalamus - heat loss - vasoconstriction
B. Anterior hypothalamus- heat gain-vasodilation
C. Anterior hypothalamus - heat loss - vasodilation
D. Posterior hypothalamus - heat gain - vasoconstriction
Rate limiting enzyme of heme synthesis
ALA dehydratase
ALA synthetase
ALA synthase
PBG deaminase
Coagulation factor 2 is
Calcium
Prothrombin
Proaccelerin
Fibrinogen
Which EEG wave in adults marks mental depression
Alpha
Beta
Theta
Delta
Example of competitive inhibition by enzymes
Succinate dehydrogenase by malonate
Xanthine oxidase by allopurinol
Cytochrome oxidase by cyanide
None of the above
In competitive inhibition of enzymes
Km is increased, Vmax is unchanged
Both Km and Vmax are increased
Km is decreased and Vmax is increased
Km is unchanged, Vmax is increased
Correct statement regarding micturition
Centre for reflex: L2, L3, L4 spinal segments
Micturition is a sympathetic activity
Urethral sphincters are: an internal involuntary and external voluntary sphincter
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