Which type of radiation can travel the farthest and penetrate the human body with the greatest ease?

Dopamine is an example of a(n):

a. Amine neurotransmitter b. Amino acid neurotransmitter c. Neuropeptide neurotransmitter

You have been called to assess a conscious and alert five-year-old whose chief complaint is nausea and vomiting for the past two hours. When assessing his pulse, you should FIRST check which pulse?

A) Brachial B) Carotid C) Radial D) Pedal