What class of drugs typically is used in the treatment of bronchospasm, and on what receptors do these drugs act?

Fluid outside the cell and within the tissues is known as 

Activated charcoal is a(n):

Describe in your own words the mechanism of action for dobutamine. Also list the adult dose.

Which is a common side effect of diphenhydramine:

List how to mix the concentration for push dose epinephrine and the adult dose.

While performing an SQ administration, you pull back the plunger and blood is present. Your next action should be:

You obtain a 12-lead ECG on a patient initially having a rapid narrow QRS complex of over 200 beats/minute and confirm that the rhythm is atrial fibrillation with a rapid ventricular response of 214 beats/minute. The patient is symptomatic, and you decide to administer diltiazem hydrochloride. The patient weighs 100 kg. What is the proper dose of this medication for this patient:

Which of the following is a side effect when using epinephrine to treat anaphylaxis:

Which of the following is the MOA for Diphenhydramine Hydrochloride?