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NTRUHS MBBS Physiology December 2023 (15A03101 SET-B CBME)

15A03101Dr. NTR University of Health Sciences · Physiology · 2023 · December · CBME

Questions (20)

  1. 1.Addison's disease is due to a. Hyper-adrenalism b. Hypo-adrenalism c. Increased secretion of melanin d. Increased adrenal androgenic
    1 Mark
  2. 2.The trigger to initiate the contractile process in skeletal muscle is a. Calcium binding to tropomyosin b. Calcium binding to troponin c. ATP binding to the myosin cross bridges d. Potassium binding to myosin
    1 Mark
  3. 3.Repolarization in a motor nerve is due to a. Influx of chloride ion b. Efflux of potassium ion c. Efflux of calcium ion d. Influx of sodium ion
    1 Mark
  4. 4.The actin filaments are anchored to the a. H-line b. Z-line c. Perimysium d. Sarcoplasmic reticulum
    1 Mark
  5. 5.Where does fertilization take place in the female reproductive system? a. Uterus b. Cervix c. Ovary d. Ampulla of the fallopian tubes
    1 Mark
  6. 6.Which of the following increases the rate of deposition and decreases the rate of absorption of bone? a. Elevation of parathyroid hormone concentration b. Elevation of estrogen concentration c. Elevation of extracellular hydrogen ion concentration d. Reduction in mechanical stress on the bone
    1 Mark
  7. 7.Example of neuroendocrine secretion a. Growth hormone b. Cortisol c. Oxytocin d. Prolactin
    1 Mark
  8. 8.Factors that stimulate growth hormone is a. Increased blood glucose b. Exogenous growth hormone c. Ghrelin d. Testosterone
    1 Mark
  9. 9.Hunger center is a. Ventro-medial nucleus of hypothalamus b. Lateral hypothalamic nucleus c. Anterior hypothalamic nucleus d. Posterior hypothalamic nucleus
    1 Mark
  10. 10.Episodic memories are formed in the a. Amygdala b. Hippocampus c. Neocortex d. Uncus
    1 Mark
  11. 11.Sperms become motile in a. Prostate b. Epididymis c. Vas deferens d. Seminal vesicle
    1 Mark
  12. 12.Failure rate is maximum in which of the following contraceptive methods? a. Barrier b. Contraceptives c. IUD d. Oral contraceptives
    1 Mark
  13. 13.Sleep spindles and K+ complexes are seen in stage___ of sleep in EEG a. REM sleep b. Stage —- 2 NREM sleep c. Stage -— 3 NREM sleep d. Stage —- 4 NREM sleep
    1 Mark
  14. 14.Mossy fibers in cerebellum make direct synaptic connection with a. Dendrites of granule cells b. Axons of granule cells c. Dendrites of Golgi cells d. Purkinje cells
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  15. 15.The afferent climbing fibers to the cerebellum originate from a. Superior olivary nucleus b. Inferior olivary nucleus c. Superior vestibular nucleus d. Inferior vestibular nucleus
    1 Mark
  16. 16.Golgi tendon organ determines a. Static length b. Muscle action c. Muscle tension d. Dynamic length
    1 Mark
  17. 17.Prosopagnosia is a. Inability to recognize faces b. Inability to recognize words c. Inability to hear the sounds d. Inability to recognize smell
    1 Mark
  18. 18.Large number of taste buds are on the walls of the a. Circumvallate papillae b. Fungiform papillae c. Foliate papillae d. Palate
    1 Mark
  19. 19.One decibel represents an actual increase in sound energy of a. 1.26 times b. 2.26 times c. 3.26 times d. 4.26 times
    1 Mark
  20. 20.Athetosis is characterized by a. Continuous slow writhing movements b. Rapid voluntary dancing movements c. Involuntary flailing movements d. Slowness of movements
    1 Mark

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