Skin Flashcards

1
Q

What system does the skin belong to?

A

Integumentary system

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2
Q

Name another organ within the integumemtary system?

A

Hair, nails and glands

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3
Q

Why is skin considered an organ?

A

Collection of tissues and has one common function

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4
Q

Name the 3 layers of the skin?

A

Epidermis, dermis and hypodermis

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5
Q

What does a keratinocyte do?

A

Produced keratin to make it waterproof

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6
Q

What does melanin do?

A

Gives skin, hair and eyes colour

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7
Q

The skin contributes to thermoregulatory mechanisms, how?

A

1) insulation
2) sweating
3) control of blood flow

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8
Q

What’s the role of adipose tissue?

A

Stores energy and adds cushion to the body

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9
Q

Describe convection?

A

Air or water flowing by the skin and carrying away body heat

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10
Q

What’s the receptor, controller and effector in the feedback loop of body temperature?

A

R: thermo-receptor
C: hypothalamus
E: peripheral arterioles and sweat glands

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