Large Doses of Certain Stimulants Can Lead to Dangerous Increases

question 73

Multiple Choice

Large doses of certain stimulants can lead to dangerous increases in heart rates. Such a stimulant is a

• A) positive chronotropic agent.
• B) negative chronotropic agent.
• C) positive inotropic agent.
• D) negative inotropic agent.

---

Definitions:

Electrical Charges

A fundamental property of matter that causes it to experience a force when placed in an electromagnetic field. There are two types: positive and negative.

Emptiness

In philosophic and spiritual contexts, a concept highlighting the absence of inherent existence or essence in phenomena; in everyday use, the state of being empty.

Eddington

Sir Arthur Stanley Eddington was a British astronomer, physicist, and mathematician known for his work in astrophysics and for his popular science writings.

Substances

Material or matter with distinct physical properties, forming the fundamental components of the physical universe.