NEUROBIOLOGY AND COGNITIVE SCIENCES-SUPLLY 2K7

Code No: RR422305 Set No.1
IV B.Tech. II Semester Supplementary Examinations, June -2007
NEUROBIOLOGY AND COGNITIVE SCIENCES
(Bio-Technology)
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
⋆ ⋆ ⋆ ⋆ ⋆
1. What are the main components of central nervous system and explain their func-
tions. [16]
2. Neuron is the structural and functional unit of the nervous system-discuss. [16]
3. Describe the mechanism of nerve impulses and explain the transmission of a nerve
impulse across a synapse. [16]
4. Discuss about the multiple sclerosis in the light of its symptoms, pathogenecity and
therapeutic use of drugs. [16]
5. Discuss the neuronal mechanism of behaviour among humans. [16]
6. Write about the following:
(a) What is a neurotransmitter and how it works.
(b) What are the differences between somatic and visceral nervous system. [8×2=16]
7. What is epilepsy? Discuss its symptoms, pathogenecity and therapeutic use of
drugs. [16]
8. Write short notes on any four of the following:
(a) Glial cells
(b) Sodium potassium pump
(c) All or none principle
(d) Cerebral palsy
(e) Membrane potential
(f) Voltage gated ion channels. [4×4=16]
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Code No: RR422305 Set No.2
IV B.Tech. II Semester Supplementary Examinations, June -2007
NEUROBIOLOGY AND COGNITIVE SCIENCES
(Bio-Technology)
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
⋆ ⋆ ⋆ ⋆ ⋆
1. Discuss about the peripheral nervous system and explain their functions. [16]
2. Explain the structure and functions of neuron and discuss the types of neuron.
3. Explain in detail the transmisssion of a nerve impulse along an axon. [16]
4. Discuss with examples the genetic basis of neurological disorders. [16]
5. Discuss the neuronal mechanism of behaviour in various environments. [16]
6. Write about the following:
(a) Discuss the functions of cerebrospinal fluid
(b) Sodium potassium pump. [8×2=16]
7. Explain the neuronal circuits in nervous system. [16]
8. Write short notes on any four of the following:
(a) glial cells
(b) Synapse
(c) Neurotransmitter
(d) All or none principle
(e) Membrane potential
(f) Polarisation. [4×4=16]
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Code No: RR422305 Set No.3
IV B.Tech. II Semester Supplementary Examinations, June -2007
NEUROBIOLOGY AND COGNITIVE SCIENCES
(Bio-Technology)
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
⋆ ⋆ ⋆ ⋆ ⋆
1. Explain in brief the organisation of the nervous system in humans. [16]
2. Define synapse and how do postsynapatic and presynaptic neurons differ. [16]
3. What is a hormone. Explain how hormones effect neuronal function with examples.
[16]
4. What is Parkinson’s disease. Discuss its symptoms, pathogenecity and therapeutic
use of drugs.
5. Discuss the neuronal mechanism of behaviour in animals. [16]
6. Write about the following:
(a) What are the differences between somatic and visceral nervous system.
(b) What is a neurotransmitter and how does it work. [8×2=16]
7. Discuss in detail the structure and functions of neuron. [16]
8. Write short notes on any four of the following:
(a) Nerve impulse
(b) Glial cells
(c) Sodium potassium pump
(d) Myathenia gravis
(e) All or none principle
(f) Neuronal circuits. [4×4=16]
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Code No: RR422305 Set No.4
IV B.Tech. II Semester Supplementary Examinations, June -2007
NEUROBIOLOGY AND COGNITIVE SCIENCES
(Bio-Technology)
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
⋆ ⋆ ⋆ ⋆ ⋆
1. Discuss in detail the main components of central nervous system and explain their
functions. [16]
2. What are glial cells and their main functions. Describe the types and functions of
neuroglial and peripheral glial cells. [16]
3. What is a sensory receptor and what are the basic characters of sensory receptors.
Correlate the sensory functions with nervous system. [16]
4. Discuss the therapeutic use of drugs for various nervous system disorders. [16]
5. Discuss how nervous system play a role in the behaviour of an organism. [16]
6. Write about the following:
(a) Sodium-potassium pump
(b) What is a neurotransmitter and how it works. [8×2=16]
7. Discuss the effects of aging on the nervous system. [16]
8. Write short notes on any four of the following:
(a) Neuron
(b) Synapse
(c) Polarisation
(d) All or none principle
(e) Threshold stimulus
(f) Action potential. [4×4=16]
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