NEUROBIOLOGY AND COGNITIVE SCIENCES-REG 2K6

Code No: RR422305 Set No.1
IV B.Tech. II Semester Regular Examinations, April/May -2006
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 organization of human nervous system and draw a neat labelled
diagram. [16]
2. Define neuron? Describe the various parts of neuron with the help of a neat labelled
diagram and explain their functions. [16]
3. Define synapse? Describe the types of neuronal circuits in the nervous system.[16]
4. Describe the specialized or associated cells in the central and peripheral nervous
systems other than neurons and explain their functions. [16]
5. Write short notes on the following
(a) Inter neuron
(b) difference between afferent and efferent neurons
(c) All or none principle
(d) Action potential. [4x4=16]
6. Describe the genetic basis of neuronal disorders. [16]
7. (a) Explain in brief the special senses in humans. [8]
(b) Discuss the role of hormones on neuronal function. [8]
8. Describe the neuronal mechanism of behaviour in animals. [16]
? ? ? ? ?
1 of 1
Code No: RR422305 Set No.2
IV B.Tech. II Semester Regular Examinations, April/May -2006
NEUROBIOLOGY AND COGNITIVE SCIENCES
(Bio-Technology)
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
? ? ? ? ?
1. Describe the structure and functions of human brain and draw a neat labelled
diagram. [16]
2. Describe in detail the structure and functions of neuron. [16]
3. What is a synapse? Describe the mechanism of nerve impulse. [16]
4. Describe the specialized or associated cells in the central and peripheral nervous
system other than neurons and explain their functions. [16]
5. Write short notes on the following:
(a) Axon
(b) Neuro transmitters
(c) Membrane potential
(d) All or None principle. [4x4=16]
6. Discuss the following neuronal disorders, their causes, symptoms and pathogenecity.
(a) Alzheimer’s Disease [8]
(b) Parkinson’s Disease. [8]
7. (a) What is the role of brain in the sensory system? [8]
(b) Explain Pharmaceutical mediator released by neurons. [8]
8. Discuss the neuronal response and animal behaviour in various environments.[16]
? ? ? ? ?
1 of 1
Code No: RR422305 Set No.3
IV B.Tech. II Semester Regular Examinations, April/May -2006
NEUROBIOLOGY AND COGNITIVE SCIENCES
(Bio-Technology)
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
? ? ? ? ?
1. Explain the various parts of peripheral nervous system and their major functions.
[16]
2. Define neuron? What are the properties of neuron and explain the different types
of neurons based on its structure and functions. [16]
3. Define synapse? Describe the transmission of nerve impulse along an axon. [16]
4. Describe the specialized or associated cells in the central and peripheral nervous
systems other than neurons and explain their functions. [16]
5. Write short notes on the following:
(a) All or none principle
(b) Myelin sheath
(c) Tran missive and receptive segments of neuron
(d) Action potential. [4x4=16]
6. Describe the causes, symptoms and pathogenecity of the following neuronal disor-
ders.
(a) Multiple sclerosis [8]
(b) Peripheral Neuritis. [8]
7. (a) Explain the role of hormones on neuronal function. [8]
(b) Describe the basic characters of sensory receptors. [8]
8. Describe the neuronal mechanism of behaviour in animals. [16]
? ? ? ? ?
1 of 1
Code No: RR422305 Set No.4
IV B.Tech. II Semester Regular Examinations, April/May -2006
NEUROBIOLOGY AND COGNITIVE SCIENCES
(Bio-Technology)
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
? ? ? ? ?
1. Describe the central nervous system with the help of a diagram and explain the
major functions of central nervous system. [16]
2. ’Neuron is the functional unit of the nervous system’ - Explain. [16]
3. Define synapse and explain the presynaptic and post synaptic neurons and their
direction of nerve impulse transmission. [16]
4. Describe the specialized or associated cells in the central and peripheral nervous
system other than neurons and explain their functions. [16]
5. Write short notes on the following:
(a) Presynaptic and post synaptic neurons difference
(b) Axon
(c) Action potential
(d) Neuro transmitters. [4x4=16]
6. Describe the genetic basis of neurological disorders. [16]
7. (a) What is a sensory receptor and what are the types of sensory receptors based
on location. [8]
(b) Explain the conduction of impulses by neurons. [8]
8. Discuss the neuronal response and animal behaviour in various environments.[16]
? ? ? ? ?
1 of 1