IAS Mains Medical Science 2017 Topic-wise Important Questions

Control of equilibrium, posture and muscle tone

1. Describe neuronal pathways and reflexes, which maintain balance and posture of human body. (20) 2007

Descending pathways

1. Name the lateral descending tracts. List the effects of their lesion. What will happen to sensory loss in the lesion around central canal of spinal cord? 2014

2. Describe the origin, course and function(s) of corticospinal tracts. Add a note on effect(s) of damage to these tracts and the resulting paralysis. 30 2012

Functions of cerebellum, basal ganglia

  1. List the features of cerebellar lesions and their physiological basis. 2006

  2. What are the functional divisions of cerebellum? What will happen in lesion of each? 20 2009

Physiology of sleep and consciousness

  1. Define sleep. What are the different types of sleep? What are the differences in sleep of a newborn compared to that of an adult? What type of waves will be seen in electroencephalographic record in deep sleep? 2014

  2. Discuss the physiology of normal sleep. 2007

  3. Define sleep. Write briefly on architecture of a sleep cycle. What are the variations in it with age? 2010

Blood: development, regulation and fate of blood cells

  1. Describe the morphological characteristics of platelets and their functions. What will happen in their deficiency?

  2. List the various types of cells found in the blood and their functions. what will happen due to deficiency of each type

  3. Enumerate the factors required for normal erythropoiesis. Why polycythemia occurs at high altitude?

Human Anatomy

  1. Give a brief account of the mechanism of locking and unlocking of knee joint.

  2. Describe the effects of damage to radial nerve at the level of deltoid tuberosity.

  3. Define a dermatome. Illustrate by means of labeled diagram(s) dermatomes of lower limb.

  4. Describe venous drainage of lower limb and its applied anatomy.

  5. Describe carpal tunnel syndrome, its manifestations and the causes.

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