A Non-Medicinal Substance That Has No Effect on an Individual,but

question 33

Multiple Choice

A non-medicinal substance that has no effect on an individual,but the individual believes is a real treatment is known as a/an:

• A)index case
• B)human reservoir
• C)zoonosis
• D)placebo

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Definitions:

Passenger Pigeon

A species of pigeon that was once abundant in North America but became extinct in the early 20th century due to overhunting and habitat destruction.

Specialized Niche

A specific or focused role played by an organism or entity within its environment, often referring to a narrow adaptation to a particular set of conditions.

Low Population Density

Refers to areas with few people living in them relative to their size, often measured as the number of individuals per unit area.

Reproductive Rate

The average number of offspring produced by an organism or population, influencing its ability to sustain or grow its numbers over time.