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Asbestos Is a Material That Was Extensively Used in Construction

question 18

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Asbestos is a material that was extensively used in construction for decades. One risk from working in a building that contains asbestos is the development of asbestosis caused by the inhalation of asbestos fibers. Cells will take up asbestos by phagocytosis, but are not able to degrade it. Toxicity most likely results from accumulation of asbestos in which of the following organelles?


Definitions:

Limbic System

A group of brain structures, including the amygdala, hippocampus, basal ganglia, and hypothalamus. Because these brain structures are associated more with emotion than with reasoning, the limbic system is often described as the “emotion brain” (in contrast to the cerebral cortex, which some have dubbed the “reasoning brain”).

Gray Matter

A major component of the central nervous system, consisting of neuronal cell bodies, dendrites, and unmyelinated axons, associated with processing and cognition.

Reward System

Areas of the limbic system associated with motivations to seek resources critical to individual and species survival, such as food, shelter, and sex.

Primary Sex Organs

The main organs directly involved in reproduction, such as the ovaries in females and testes in males.

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