The Laser Beam Must Be Less Than 100 µM in Diameter

question 4

Multiple Choice

The laser beam must be less than 100 µm in diameter in order to maintain ________.

• A) consistent beam shape
• B) smooth image edges
• C) high spatial resolution
• D) high speed

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Definitions:

Serotonin

A neurotransmitter that plays a significant role in mood regulation, digestion, and sleep, among other bodily functions.

Dopamine

Dopamine is a neurotransmitter involved in many functions, including motivation, pleasure, cognition, memory, learning, and fine motor control.

Neurogenesis

The process of generating new neurons in the brain, which continues in certain brain regions throughout adulthood in humans.

Brain-derived Neurotropic Factor

A protein in the brain and peripheral nervous system that supports the survival of existing neurons and encourages the growth and differentiation of new neurons and synapses.