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1. What type of ch points) nerve cells? (6 2. What kind of messenger is insulin?

ID: 1043117 • Letter: 1

Question

1. What type of ch points) nerve cells? (6 2. What kind of messenger is insulin? (6 pints) 3,. What disease is associated with a decrease in the amount of dopamine in the brain? (6 points) . If a drug is labeled an antagonist to the receptor of a paricalar ehemical messenger what does it do? (6 points) 5. What kind of messenger is acetocholine? ((6 points) 6. What neurotransmitter is responsible for the symptoms of hay fever? (6 points) 7. List 3 classes of chemical that act as messengers in the body. (12 points)

Explanation / Answer

1. A neurotransmitter is needed to communicate between nerve cells.

2. Insulin is a messanger hormone.

3.Decrease of dopamine in brain is associated with Parkinson's disease.

4.If a drug is antagonist to the receptor of a chemical messanger then the drug opposes the receptor to receive the chemical messanger and the message can not be transmitted.

5. Acetocholin is neurotransmitter.

6. Hay fever is caused by histamine.

7.Neurotransmitter; hormones; pheromone