Proton-Pump Inhibitors Are Drugs That Block the Secretions of Gastric

question 32

Multiple Choice

Proton-pump inhibitors are drugs that block the secretions of gastric acids.Which cells are affected by these drugs?

• A)parietal cells
• B)mucous neck cells
• C)diffuse neuroendocrine system (DNES)cells
• D)chief cells

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Definitions:

Natural Selection

The process by which heritable traits that confer advantages to an organism's survival and reproduction become more common in a population over successive generations.

Variation

The presence of differences among individuals or populations, often providing the raw material for natural selection.

Evolutionary History

The record of the development of life on Earth, tracing the genetic changes in populations over generations and the emergence of new species.

Lemming-like Ancestor

Refers to an ancestral species resembling modern-day lemmings, often used in evolutionary biology to describe primitive characteristics shared with contemporary species.