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प्रश्न
Compare and contrast nervous and hormonal mechanisms for control and coordination in animals.
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उत्तर
| Nervous System Mechanism | Hormonal System Mechanism |
| It consists of nerve impulses between the PNS, CNS and Brain. | It consists of the endocrine system, which secretes hormones directly into the blood. |
| The axons and dendrites transmit the information through a coordinated effort. | The information is transmitted or transported through blood. |
| The flow of information is rapid and the response is quick. | The information travels slowly and the response is slow. |
| Nerve impulses are not specific in their action. | Each hormone has specific actions. |
| The effects are short-lived. | It has prolonged effects. |
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संबंधित प्रश्न
What is the function of the cranium?
The spinal cord originates from:
Multiple choice question. Tick (✓) the correct choice:
The coloured part of the eye is called
- retina
- iris
- lens
- pupil
Name the following:
The layer of the eyeball that provides nourishment to the eye.
Answer the following questions briefly:
Explain how the human eye adapts itself to bright light and dim light.
Define the following:
Nerve impulse
Where is this located?
Effector organs
Choose the correct answer.
Synapse is a close proximity of _______________
Draw a well-labeled diagram of a Neuron.
Nervous and hormonal systems together perform the function of control and coordination in human beings. Justify this statement with the help of an example.
Explain the term: Mixed nerve
Explain the Term:
Synapse
Name the following:
The dorsal root ganglion of the spinal cord contain cell bodies of which type of neurons.
The below diagram is the surface of the tongue showing the taste zone.
(i) Label the parts 1-4.
(ii) Where are the receptors for sensations of taste are located?
(iii) Why do people suffering from cold often complain that they cannot taste their food?
Very very short answer question.
What is the importance of Corpora quadrigemina?
Long answer question
Draw the neat labelled diagram of L. S. of the human brain.
Explain the following in short.
What is a ganglion?
Which lobe is responsible sensation of pain?
Which part of the brain has control over the endocrine system?
Identify the motor nerves.
