Final Thoughts on Vitamin B12 Injections. 1  Vitamin B12 injections (or shots) are used to overcome vitamin B12 deficiency, which is common especially among the elderly, those with intestinal damage or disorders, people with pernicious anemia, and vegetarians/vegans.
Neurons communicate over long distances by sending signals called nerve impulses through the axons which make up a tract or nerve. Because each axon may branch into a whole tree, and because nerve impulses go down each branch when an axon divides, a single neuron may send signals to thousands of other neurons.
exists and is an alternate of. Merge this question into. Split and merge into it. Answered by The Community. Making the world better, one answer at a time. Sensory neurons are nerves that take in information from either the outside world, or from within the body itself.Sensory neurons communicate this information to the brain which then issues a response.Sensory nerves take in and communicate information about heat, cold, pressure, pain, position and more.he main difference is that a sensory neuron carries messages in the form of electric impulse from sense organs to brain, whereas motor neurons carries messages to effect â¦ ive organs. 9 people found this useful. Invigilator - 007.