A Researcher Discussing the Prevalence of Eating Disorders Makes Reference

question 57

Multiple Choice

A researcher discussing the prevalence of eating disorders makes reference to what she says is a cohort effect for these disorders.What does this mean?

• A)Eating disorders tend to run in close-knit families.
• B)Women born after 1960 have a higher rate of bulimia nervosa than women born prior to 1960.
• C)Families that place a special emphasis on eating meals together have high rates of eating disorders.
• D)The frequency of eating disorders is strongly related to the rate among friends,especially in high school.

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Definitions:

Dendrites

Branchlike parts of a neuron that are specialized to receive information from other neurons.

Axon Terminals

The endpoint of an axon where neurotransmitters are stored and released to transmit signals across synapses to other neurons, muscles, or glands.

Synapses

The junctions through which neurons signal to each other or to non-neuronal cells such as those in muscles or glands.

Action Potential

A rapid increase and decrease in the voltage across a cellular membrane due to the movement of ions, allowing neurons to transmit signals.