Valsad Physiology Paper II.pdf

GMERS MEDICAL COLLEGE, VALSAD DEPARTMENT OF PHYSIOLOGY First M.B.B.S. Preliminary Examination Paper-II Total Marks 100 marks...

GMERS MEDICAL COLLEGE, VALSAD DEPARTMENT OF PHYSIOLOGY First M.B.B.S. Preliminary Examination Paper-II Total Marks 100 marks Time Duration -10:00 A.M to 01.00 P.M Date: 10/12/2022 Section-"A" MCQ (20 Marks) 1. Modality that is lost on the ipsilateral side in Brown Sequard syndrome a) Pain c) Crude Touch b) Temperature d) Proprioception 2. Phantom limb sensations are best described by- a) Weber Fechner Law c)Bell Magendie Law b) Power Law d) Law of Projection 3. Broca's area is concerned with a) Repetition c) Comprehension b) Word formation d) Reading 4. Which of the following is not a theory ofreferred pain? a) Dermatomal theory Gate control theory c) b) Convergencetheory d) Facilitation theory 5. The main excitatory neurotransmitterin CNS is a) Glutamate c)Glycine b) Aspartate d) Acetylcholine 6. At Which of the following structure in the eye most of the refraction occurs? a) Anterior surface of cornea )Anterior surface of lens b) Posterior surfaceof cornea d) Posterior surfaceof lens 7. Protanopia is: a) Inability to appreciateRed color c) Inability to appreciate Blue color b) Inability to appreciateGreen color d) Inability to appreciate Red, Green and Blue colors 8. Overall regulating organ for neuro-endocrinal system is: a)Hypothalamus c) Pituitary b) Thalamus d) Pineal gland 9. Olfactory receptors are: a) Rapidlyadapting c) Rapidly replaced b) Sensitive to physical stimuli d) Highly developed in microsmatic animals 10. Sympathetic Cholinergic innervation is seen in: a) Iris c) Sweat glands b) Pancreas d) Gall bladder  11. Vagal stimulation causes the following effect: a) Bronchodilation c Decrease intestinal secretion b) Increase blood pressure d) Pupil constriction 12. Uterine changes during luteal phase of ovarian cycle are mainly due to: a) Estrogen c) HCG b) Inhibin d) Progesterone 13. Sertoli Cells DONOT synthesize: a) Testosterone c) Mullerian inhibiting substance b) Androgen Binding Protein d) Inhibin 14. Lactational amenorrheais due to inhibitory action of Prolactin on: a) Ovaries c)Gonadotropin secretion b) GH secretion Testosterone secretion d) 15. Which ofthe following is pathognomic of Grave's disease? a) Ptosis c)Exophthalmos b) Proptosis d Corneal ulceration between dwarfism due to and hypothyroidism is: 16. Main difference hypopituitarism a) Physical growth c) Skeletal growth b) Mental growth d) Reproductive Growth 17. Calcitonin is synthesized in: a) Chief cells of thyroid c) Oxyphil cells of parathyroid b) parafollicular cells of thyroid d Peritubular cells of kidney 18. Biological rhythmsare controlled by: a) Arcuate nucleus c) Suprachiasmatic nucleus b) Supraoptic nucleus d Ventromedial nucleus 19. Stretch reflex is a) Monosynaptic reflex c) Withdrawal reflex b) b) Polysynaptic reflex d Antigravity reflex 20. At normal room temperature, maximum heat loss from body occurs by: a) Conduction c)Radiation b) Convection d) Sweating  GMERS MEDICAL COLLEGE, VALSAD DEPARTMENT OF PHYSIOLOGY First M.B.B.S. Preliminary Examination Paper -II Section- "B"(40Marks) Q.1 Long Answer Questions (10marks) Define sleep. Describe various phases of sleep. Add a note on sleeping disorders Q.2 Answer in Short (Any5 out of 6) (5x3=15marks) 1. Physiological significance of Eustachian tube. 2. Tests of ovulation 3. Addison's disease 4. Posterior pituitary hormones 5. Draw a labeled diagram of optic pathway 6. Physiological changes during Pregnancy 3 Q.3 Short notes (Any outof 4) (3x5-15marks) 1. Organ of Corti 2. Compare and contrast Upper motor neuron and Lower motor neuron lesions. 3. Glucose homeostasis. 4. Errors of refraction Section- "C"(40Marks) Q.4 Long Answer Questions (10 marks) Define and classify synapse. Enumerate properties of synapse and describe any two. Q.5 Answer in Short (Any 5 out of 6) (5x3=15 marks) 1. Responsibilities of a doctor 2. Wallerian degeneration 3. Functions of Limbic system 4. Mechanism of action of Intrauterine Contraception devices 5. Otolith organ 6. Formation and absorption of Cerebrospinal fluid 3 Q.6 Short notes (Any out of 4) 15marks) (3x5 1. Hypothalamic-Pituitary-gonadal axis. 2. Cerebellar disorders 3. Second messenger system 4. Pyramidal tracts