Starting January 1, 2014, the standard mileage rate for the business use of a car, van, pickup, or panel truck will be 56 cents per mile for business miles driven.
drug agonist, a drug that is capable of binding to a neurotransmitter or hormone receptor and causing a response similar to the endogenous hormone or neurotransmitter.Compare antagonist.1  Facebook.rug agonist, a drug that is capable of binding to a neurotransmitter or hormone receptor and causing a response similar to the endogenous hormone or neurotransmitter.
Agonists and Antagonists. Agonists are chemicals that mimic the action of a particular neurotransmitter. They bind to receptors and generate postsynaptic potentials. Antagonists are chemicals that block the action of a particular neurotransmitter. They bind to receptors but canât produce postsynaptic potentials.Because they occupy the receptor site, they prevent neurotransmitters from acting.eurons, Hormones, and the Brain. 1  The Nervous System. 2  Neurons: Cells of the Nervous System. 3  Neurotransmitters. 4  Studying the Brain. 5  Structure and Functions of the Brain. 6  The Endocrine System. 7  Quick Review. 8  Review Questions. 9  Neurons, Hormones, and the Brain Quiz. 10  How to Cite This SparkNote.