The Correct Order of the Layers of Skin, from Outermost

question 16

Multiple Choice

The correct order of the layers of skin, from outermost to innermost, is

• A) epidermis, dermis, subcutaneous
• B) epidermis, subcutaneous, dermis
• C) subcutaneous, dermis, epidermis
• D) subcutaneous, epidermis, dermis

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Definitions:

Acetylcholine

A neurotransmitter in both the central and peripheral nervous systems that is involved in many functions including muscle stimulation, memory, and learning.

Dopamine

A neurotransmitter involved in many functions, including motivation, reward, attention, and the regulation of movements.

Serotonin

Serotonin is a neurotransmitter that plays a key role in mood regulation, digestion, sleep, and other bodily functions.

Endorphins

Neurochemicals in the brain that act as natural painkillers and also boost feelings of pleasure or well-being.