A Computer Chip Was Weighed and Found to Have a Mass

question 27

Multiple Choice

A computer chip was weighed and found to have a mass of 23.3040 g.How many significant figures does this number have?

• A)4
• B)5
• C)6
• D)7

Define and differentiate between graded potentials and action potentials.

Understand the relationship between nerve impulses and muscle movement.

Explain neuroplasticity and its underlying mechanisms, including back propagation.

Identify different types of neurons and their roles in the nervous system.

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Definitions:

Botulin Toxin

A neurotoxic protein produced by the bacterium Clostridium botulinum, which causes botulism and is used medically to treat various conditions, including muscle spasms.

Spoiled Food

Food that has become unsafe or unpalatable due to bacterial growth, chemical breakdown, or other processes that lead to deterioration.

Neurohormones

Chemicals produced and released by neurons that communicate with and regulate other cells, acting similarly to hormones.

Hypothalamus

A region of the brain below the thalamus, important for hormone production and regulation of body temperature, hunger, thirst, and emotional behavior.