A neuron expresses both excitatory and inhibitory receptors. What determines whether it fires an action potential?

Which best explains why action potentials only travel in one direction along the axon?

A lab group designs a synthetic membrane using only saturated lipids. What would they observe?

A scientist is designing a drug that needs to cross the plasma membrane to act inside the cytosol. Which of the following drug characteristics would most likely enhance its ability to passively diffuse through the membrane?

You are delivering albuterol to your patient in an asthmatic episode (2 points each).a. What particle sizes are optimal (use units of measure)?b. What generations are involved?c. What mechanism(s) of deposition will be involved where action is needed?d. Name two things that will affect lung deposition.

The relationship of albuterol to ipratropium bromide is an example of functional antagonism.

Surface, ion channel, receptors are found on skeletal muscle. AcH (acetylcholine) binds to these receptors and opens the ion channel. Sodium enters the cell, increases free calcium and causes contraction.

Tengo una hija. _______ hija es un bebé

The critical threshold is the point when the drug creates a toxic effect in the patient.

I completed my first pharm quiz of the semester and I am glad it is over!