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What are Multipolar neurons,Bipolar neurons and Unipolar neurons
explain reflex action
what is homeostasis?
Why choroid is bluish in colour why it has more veins than arteries there?
Please explain me the Conduction of Nerve Impulse in simple words
Is giving a sudden brake comes under reflex action?
MECHANISM OF VISION
mechanism of hearing and vision .
explain each 4 3marks
Why the membrane of a neuron is polarised?
EXPLAIN THE ROLE OF DIFFERENT PARTS OF INNER EAR IN HUMAN WITH DIAGRAM
What is homoestasis?
plz explain me generation and conduction of nerve impulse ?
HOW DOES LIGHT DISSOCIATE OPSIN FROM RATINAL
what is amygdale and hippocampus?
are yellow spot and blind spot the same or they different
WHY AND HOW IS THE MEMBRANE OF NEURON POLARISED ?
Assertion and Reason
Directions: The following question has two statements, Assertion and Reason.
Answer the question by choosing any one of the four responses.
Assertion: Brain and spinal cord are called modulators.
Reason: Their neurons receive a stimulus and set up a sensory impulse.
If both Assertion and Reason are true and Reason is the correct explanation of Assertion
If both Assertion and Reason are true but Reason is not the correct explanation of Assertion
If Assertion is true but Reason is false
If Assertion is false but Reason is true
explain human brain its functions??????????????
how many bones in human skull?
a bacterisidal enzyme present in tears
is there semester system in 11 th science in cbse?
explain about the sodium potassium pump !
cn u label axoplasm n axoplasm fluid so dat ill be able to undrstnd the conc of k+ n na+ inside n outside d axon!! plz plz plz ellaborate
axonal membrane is impermeable to Na+. Then how does it allow 3 Na+ to flow from the axonal membrane?
Structure of neoron
difference b/w electrical synapses and chemical synapses
Please ...can you explain me what is reflex action ?
what is saltation conduction of nerve impulse . describe condction o nerve impulse at synapse?
difference between fibrous joint and catilagenous joint
what is stimulus
give me a labelled diagram of rib cage.
what is the function of limbic system?
Cones are more numerous than rods.
Rods are more numerous than cones.
Rods are more sensitive to light than cones.
Cones produce sharper images than rods.
name the fluid present in the synaptic cleft between the pre and post synaptic neurons.
Wat are the differences between rods and cones.Give atleast 4 points
what do u mean by concentration gradient?
labelled diagrams of the following:
(a) Neuron (b) Brain (c) Eye (d) Ear
what is a nerve impulse ? how it is conducted hrough a nerve fibre ? mention any 2 factors which can increase the velocity of a nerve fibre ?
structure of brain
name the fluid present in the cochlea of the inner ear.
nice flow chart n video on the mechanism of hearing .Thnx meritnation!
can i have a labelled diagram of vestibular appratus ?
where is the blind spot is present?and function of blind spot?
steps of making a working model of reflex arc as my project for exhibition
dear experts , i have some questions here
1.the hormone which when deficient causes cushings syndrome .
2.give two points of difference between cretenism and myxoedema .
3.can there be dna replication without cell division . comment.
4.enumerate the different types of nerve fibres depending on nature and function .
5 . a person has excessive thirst and production of large amount of urine . the doctor did not advice him to stop taking sugar . name the disese and explain what happens in it .
6.difference between glomerular filtration and ultra filtration .
please i need these answers by tomorrow night .its a request .
the following processes:
Polarisation of the membrane of a nerve fibre
Depolarisation of the membrane of a nerve fibre
Conduction of a nerve impulse along a nerve fibre
(d) Transmission of a nerve impulse
across a chemical synapse
expilain mechanism of generation and conduction of nerve impulse?
what is the exact location of hypothalamus?
CAN U TELL ME WHERE THE CHEMICAL SYNAPSE TAKES PLACE AND WHERE ELECTRICAL SYNAPSE TAKES PLACE IN OUR BODY?????
difference between rods and cones ?
what is the full form of GABA?
What does melatonin influences?
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