KUHS MBBS Physiology Previous Question Paper - February 2023 (114001 2019 Scheme)

114001Kerala University of Health Sciences · Physiology · 2023 · February · 2019 Scheme

Questions (22)

1.A 69-year-old man goes to consult his physician. As he sits in the waiting room, he is observed to have tremors in his hands and fingers. His face is unexpressive and he makes few movements. When he is invited to enter the physician’s office, he has difficulty in standing up. He walks slowly into the office, and his arms do not swing appreciably. When he talks to the physician, his speech is monotonous but he shows no intellectual deficit. There was no sensory loss. The stretch reflexes were normal and the muscles exhibited rigidity. a) What is your diagnosis b) Which part of the nervous system is involved in this disease c) Explain the connections and functions of the part of the nervous system involved. d) Why are the movements so few and slow e) What is the treatment
15 Marks
2.Describe the synthesis of thyroid hormones. Explain their physiological actions and add a note on hypo secretion of thyroid hormones.
15 Marks
3.Describe the hormonal regulation of menstrual cycle. Add a note on menopause.
8 Marks
4.Describe the molecular basis of skeletal muscle contraction. Add a note on rigor mortis.
8 Marks
5.Describe the mechanism of appreciation of sound waves and explain the theories of hearing
8 Marks
6.With the aid of a diagram describe the pain pathway from right lower limb.
8 Marks
7.Explain the stretch reflex with the aid of a diagram of the muscle spindle.
8 Marks
8.Compare and contrast the functions of epinephrine and nor-epinephrine. Add a note on pheochromocytoma
4 Marks
9.Draw, label and explain the sodium – potassium pump. What happens if it stops functioning.
4 Marks
10.Name the contents and describe the functions of middle ear.
4 Marks
11.Describe the actions of vasopressin and add a note on Diabetes Insipidus
4 Marks
12.Draw a neat labelled diagram of a taste bud and describe the taste pathway.
4 Marks
13.Loss of memory is called ---------
1 Mark
14.Paralysis of both the lower limbs is called --------
1 Mark
15.Increased secretion of growth hormone after puberty is called ---------
1 Mark
16.Cushing’s syndrome is due to hypersecretion of -----------
1 Mark
17.Normal blood Calcium level is ........................
1 Mark
18.Permanent method of sterilization in females is -----------
1 Mark
19.Milk ejection reflex is brought about by --------------
1 Mark
20.Decrease in sperm count is called ------------
1 Mark
21.The receptor for dim light vision is ----------
1 Mark
22.Intention tremor is seen in ...............
1 Mark

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