Answer to Question 1
B
Feedback:
Some hormones react with specific receptor sites on a cell membrane to stimulate the nucleotide cAMP within the cell to elicit an effect. Hormones that react with specific receptor sites do not stimulate miosis, or a change in amount of hormonal activity, either an increase or decrease, which would be regulated by a negative feedback mechanism.
Answer to Question 2
A
Feedback:
Only apomorphine can be given parenterally so this would be an appropriate drug to give to a patient with difficulty swallowing. Bromocriptine, levodopa, and ropinirole are only given in oral formulations.