Answer:
either b or d I just did the bit I don't remember
A depressant, or central depressant, is a drug that lowers neurotransmission levels, which is to depress or reduce arousal or stimulation, in various areas of the brain.[1] Depressants are also occasionally referred to as "downers" as they lower the level of arousal when taken. Stimulants or "uppers" increase mental and/or physical function, hence the opposite drug class of depressants is stimulants, not antidepressants.
The answer is C. Glial cells are not used in communication. They surround the neuron cells, protect and support them by insulating the electrical impulse passing through the neurons. They are different types of glial cells depending on the type of neurons. For peripheral nerves, they are surrounded by Schwann cells while CNS nerves have microglia and oligodendrocytes .
62.5 should be your grade. Because 5 divided by 8 equals 0.625 times 100 equals 62.5