MCQ IN MEDICINE

Detailed explanation-1: -Neurotransmitters that act as neuromodulators include acetylcholine, dopamine, serotonin, histamine, and cannabinoids. Some neurotransmitters, such as acetylcholine and dopamine, can create both excitatory and inhibitory effects depending upon the type of receptors that are present.

Detailed explanation-2: -Acetylcholine (ACh) is a neurotransmitter, a chemical that carries messages from your brain to your body through nerve cells. It’s an excitatory neurotransmitter. This means it “excites” the nerve cell and causes it to “fire off the message.”

Detailed explanation-3: -Dopamine is a type of monoamine neurotransmitter. It’s made in your brain and acts as a chemical messenger, communicating messages between nerve cells in your brain and your brain and the rest of your body. Dopamine also acts as a hormone.