Central Nervous System
Trending Questions
Select the incorrect option regarding the given figure.- The labelled part ‘P’ carries impulses from CNS to effector
- The labelled part ‘Q’ serves as a connecting link between sensory and motor neurons
- The nerve endings of ‘Q’ transmits impulses towards sensory neurons
- The labelled part ‘I’ carry impulses from the sense organs towards the CNS
Which is the largest part of the brain?
What is the weight of a human brain?
What is the difference between grey matter and white matter?
What is the function of sulci and gyri?
Explain the three steps involved in excretion that are ultra filtration, selective reabsorption, and tubular secretion in human being.
What is blood? Describe its composition.
The part of brain which controls the involuntary actions such as heart beat, breathing, blood pressure, etc. is :
(a) pons
(b) medulla
(c) cerebrum
(d) cerebellum
(a) What is the function of our nervous system?
(b) What are the main organs of the human nervous system? Draw a labelled diagram to show the main organs of the human nervous system.
(c) How does the human nervous system work? Explain.
All the voluntary actions of our body are controlled by :
(a) cerebrum
(b) cerebellum
(c) pons
(d) medulla
The filtration units of kidneys are called
Ureter
Urethra
Neurons
Nephrons
What is the function of bowman's capsule , glomerulus, pct , DCT and other part of nephron
What Does The Inward Eye Refers To In This Poem Written By William Wordsworth? What Is It That Flashes Upon This Eye? Do You Think The Poet Is Affected By It In Any Way? Give Reasons For Your Answer.
Why is the spinal cord and the brain referred to as the central nervous system?
Give scientific reasons for the following statement.
Injury to medulla oblongata leads to death.
Which part of the brain maintains posture and balance of the body?
Epiphysis and diaphysis of bone is
End and shaft of long bone respectively
Shaft and end of long chain respectively
Head and neck of long bone
Spongy bone only
(a) Name the structural and functional unit of the nervous system.
(b) Draw a flowchart to show the classification of the nervous system into various parts.
(c) What is an autonomic nervous system? What is its function?
(d) What is a voluntary nervous system? Explain the working of the voluntary nervous system with an example.
Name the most important part of the human brain.
- dendritic end of one neuron to axonal end of another neuron.
- axon to cell body of the same neuron.
- cell body to axonal end of the same neuron.
- axonal end of one neuron to dendritic end of another neuron.
Which of the following helps in maintaining posture and balance of the human body ?
(a) cerebellum
(b) cerebrum
(c) medulla
(d) pons
Myelinated neurons are called as grey matter and non-myelinated neurons are called as white matter.
True
False
Write a short note on nephron.
Differentiate between the following pairs with reference to the aspect in brackets.
(a) Cerebrum and cerebellum (function).
(b) Sympathetic nervous system and parasympathetic nervous system (overall effect on the body).
(c) Sensory nerve and motor nerve (direction of impulse carried).
(d) Medulla oblongata & Cerebellum (function).
(e) Cerebrum and spinal cord (arrangement of cytons and axons of neurons).
Name the following:
Part of the brain is involved in thinking and memory.
Which system facilitates communication between central nervous system and other parts of the body?
What are meninges?
How does the nervous tissue cause action?
What does central canal of the spinal cord contain?
