The vertebrae in the chest area are called the ____________________ vertebrae. There are 12 of them

In a patient experiencing a myocardial infarction, a medication that reduces afterload is beneficial because it:

A) reduces the workload of the heart, reducing myocardial oxygen consumption. B) reduces the blood flow to unnecessary areas, redirecting blood to the heart. C) improves the stroke volume of blood ejected from the heart by also reducing preload. D) prolongs the Q-T interval, thereby allowing time for complete atrial contribution to the ventricles.

What is the level of training for those who respond to the release of hazardous materials in order to protect people, property, and the environment?

A) First responder awareness B) First responder operations C) Hazardous materials technician D) Hazardous material specialist