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Biology
Neural Control and Coordination
NCERT Solutions
NCERT Solutions
Neural Control and Coordination
10 Solutions
Q1
Exercises
Briefly describe the structure of the Brain
Q2
Exercises
Compare the following:
(a)
Central neural system (CNS) and Peripheral neural system (PNS)
(b)
Resting potential and action potential
Q3
Exercises
Explain the following processes:
(a)
Polarisation of the membrane of a nerve fibre
(b)
Depolarisation of the membrane of a nerve fibre
(c)
Transmission of a nerve impulse across a chemical synapse
Q4
Exercises
Draw labelled diagrams of the following:
(a)
Neuron
(b)
Brain
Q5
Exercises
Write short notes on the following:
(a)
Neural coordination
(b)
Forebrain
(c)
Midbrain
(d)
Hindbrain
(e) Synapse
Q6
Exercises
Give a brief account of Mechanism of synaptic transmission.
Q7
Exercises
Explain the role of
N
a
+
\mathrm{Na}^{+}
Na
+
in the generation of action potential.
Q8
Exercises
Differentiate between:
(a)
Myelinated and non-myelinated axons
(b)
Dendrites and axons
(c)
Thalamus and Hypothalamus
(d)
Cerebrum and Cerebellum
Q9
Exercises
Answer the following:
(a)
Which part of the human brain is the most developed?
(b)
Which part of our central neural system acts as a master clock?
Q10
Exercises
Distinguish between:
(a)
afferent neurons and efferent neurons
(b)
impulse conduction in a myelinated nerve fibre and unmyelinated nerve fibre
(f) cranial nerves and spinal nerves.
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Chapter overview
Notes
Important Points
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