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An action potential is when a neuron sends an electrical signal down an axon, away from the cell body (soma). A stimulus is detected by a motor neuron e.g. through mechanoreceptors that detect touch on th...
Cardiac muscle: voluntary, branched fibres, only 1-2 centrally located nuclei in one cellSkeletal muscle: involuntary, cylindrical long fibres, multiple peripheral nuclei in one cell
The heart has 2 sides; the left and the right. The left side of the heart pumps oxygenated blood from the lungs to supply the rest of the body. The right side of the heart pumps deoxygenated blood from th...
The active response is in the one where our body created its own antibodies for a pathogen to which it has been exposed to and the exposure can be natural or artificial. The natural is by getting the dise...
This is because helper T cells are required to cause the proliferation of plasma B cells that produce antibodies once they recognise the antigen on an antigen presenting cell as harmful.
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