When More Than the Usual Number of Cases of a Disease

question 130

Multiple Choice

When more than the usual number of cases of a disease occurs in a population, the disease is said to be:

• A)endemic
• B)epidemic
• C)pandemic
• D)epidemiologic

---

Definitions:

Organic Molecule

A compound containing carbon atoms covalently bonded to hydrogen atoms, often along with other elements such as oxygen and nitrogen, and found in living organisms.

Hydrogen

The lightest and most abundant chemical element in the universe, with symbol H and atomic number 1, commonly found in water and organic compounds.

Carbon

A chemical element with symbol C, capable of forming many compounds, essential for life, and a major component of biomolecules.

Polypeptide Chain

A linear organic polymer consisting of a large number of amino acid residues bonded together in a chain, forming part of or the whole of a protein molecule.