Which Statement Is Correct About the Cause of ADHD

question 11

Multiple Choice

Which statement is correct about the cause of ADHD?

• A) The cause of ADHD is unknown.
• B) ADHD is caused by exposure to toxic substances in the preschool years.
• C) The cause of ADHD likely involves childhood vaccinations.
• D) ADHD is caused by genetic factors.

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Definitions:

Color Vision

The ability of the visual system to distinguish objects based on the wavelengths of the light they reflect, emit, or transmit.

Chemoreceptors

Sensory receptor cells or organs specialized in detecting chemical substances in the environment or the body.

Sensillum

Sensillum refers to any of various simple sensory organs or structures, especially in insects, for detecting changes in the environment.

Dendrites

Extensions of neurons that receive signals from other neurons or sensory inputs.