Answer:
Etymology of
Soma
from Greek sōma ‘body’.
Cell's body, this part of the cell receives information, and it contains the cell's nucleus.
Etymology of dendrite
from French, from Greek dendritēs ‘treelike’, from dendron ‘tree’.
thin filaments carry information from other neurons to the soma, they act as input part of the cells
Etymology of Axon
(denoting the body axis): from Greek axōn ‘axis’.
long projection carries information from the soma and sends it off to other cells. This is the “output” part of the cell.
Answer:
Atropine is highly potent antagonist of G-Class proteins of receptors termed as muscarinic acetylcholine receptors. Atropine blocks the action of these receptors and suppress the effects caused by parasympathetic nervous system. These complications of Atropine may lead to Tachycardia in patients administrated with atropine.
Answer:
This is achieved because the sodium channels have a refractory period following activation, during which they cannot open again. This ensures that the action potential is propagated in a specific direction along the axon.
