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Human Anatomy and Physiology: Body Movement and Structures of the Skin

10 Questions

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Human Anatomy and Physiology: Body Movement and Structures of the Skin

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Questions and Answers

What is the primary function of the skin's protective barrier?

To prevent water loss from the body

To defend against abrasive activity

To generate dermcidin and deter microbial overgrowth

All of the above (correct)

Which specialized sensory receptors in the skin are most sensitive to light touch?

Meissner corpuscles (correct)

Merkel cells

Pain and temperature receptors

Pacinian corpuscles

Where are sensory nerves connected to hair follicles located?

In the dermis

In the epidermis

Throughout the skin (correct)

In the hypodermis

What is the role of the sympathetic nervous system in thermoregulation?

All of the above Signup and view all the answers

Which layer of the skin contains Merkel cells, which are touch receptors?

Epidermis Signup and view all the answers

What is the primary function of dermcidin, which is secreted by sweat glands?

To deter microbial overgrowth on the skin surface Signup and view all the answers

Which specialized sensory receptors in the skin are most sensitive to vibration?

Pacinian corpuscles Signup and view all the answers

Where are the skin's sensory receptors most concentrated?

On the tips of the fingers Signup and view all the answers

What is the primary function of the arrector pili muscles in the skin?

To contract and cause the hairs to stand up Signup and view all the answers

Which layer of the skin contains the highest density of sensory nerve endings?

Dermis Signup and view all the answers