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Chemistry in the Community - Kautz > Unit 6 - Chemistry Of The Body - Part 3 > Flashcards

Unit 6 - Chemistry Of The Body - Part 3 Flashcards

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1
Q

What is the term for 3 coiled chains of alpha keratin?

A

Supercoiled

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2
Q

What carries Ca2+ from the digestive tract into the bones?

A

Vitamin D

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3
Q

What is the term for skin cancer - believed to be linked to excessive exposure to the sun?

A

Melanoma

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4
Q

What is the term for the outer layer of the skin?

A

Epidermis

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5
Q

What is the term for molecules that do not have charges on the molecule?

A

Nonpolar molecules

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6
Q

What is the term for the glands that secrete mostly water and salt?

A

Sweat glands

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7
Q

What is the type of bonding that occurs in protein chains and the hydrogen is strongly attracted to a different oxygen molecule?

A

Hydrogen bonding

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8
Q

What is the term for the basic structural unit - - it is a protein chain?

A

Alpha keratin

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9
Q

What is the term for the burning of the skin in small amounts?

A

Tanning

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10
Q

What is the term for a skin darkening material that forms during sun tanning to give our skin its color?

A

Melanin

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11
Q

What is the term for the inner layer of the skin?

A

Dermis

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12
Q

What is the term for the dead skin cells on your body that clump together and close the pores?

A

Gene

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13
Q

What is the term for the molecules that have a positive and negative charge?

A

Polar molecules

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14
Q

What are the glands that secrete oil and keep the skin flexible?

A

Oil glands

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15
Q

What is the term for where each hair grows out of - it is a small, deep pocket in the scalp?

A

Follicle

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16
Q

What is the term for the bonds that form between 2 sulfur contains regions between or within a problem?

A

Disulfide bridges

17
Q

What is the term for each hair that is made of bundles of micro fibrils surrounded by a tough outer layer?

A

Cuticle

18
Q

What is the term for the attraction between an ionic structure in one protein chain and an oppositely charged ionic structure in a different chain?

A

Ionic bonding

19
Q

Give an example of a polar and a non polar substance.

A

Water and oil

20
Q

What will dissolve a polar substance?

A

Polar

21
Q

What household cleaner will react with grease - - it is also a good cleaning agent for the kitchen but NOT your skin?

A

Ammonia

22
Q

Why do we have sweat glands?

A

To keep the body’s temperature constant

23
Q

What is the side effect if we secret too little oil?

A

Chapped lips

24
Q

What is the side effect if we secret too much oil?

A

Clogged Pores

25
Q

What are two types of glands in the skin?

A

Oil Gland

Sweat glands

Chemistry in the Community - Kautz (24 decks)

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