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Barber School Chapter 7 Physiology > Chapter 11 Test Questions > Flashcards

Chapter 11 Test Questions Flashcards

0
Q
  1. The main component of the hair is a ________ called keratin.
A

Protein

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1
Q
  1. Trichologogy is the scientific study of ____ including its care and disorders.
A

Hair

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2
Q
  1. The part of the hair that extends above the skin surface is the ______.
A

Hair shaft

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3
Q
  1. The demal papilla is surrounded by the _________.
A

Hair follicle

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4
Q
  1. Hairs natural tendency to flow to one side is called the ________
A

Hair stream

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5
Q
  1. The hair bulb is the ______
A

Lower part if the hair root

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6
Q
  1. The arrector pilli is a minute _____ in the skin attached to the underside and base of the hair follicle
A

Involuntary muscle fiber

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7
Q
  1. The hair shaft consist of _______ main shafts.
A

Three

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8
Q
  1. Sweeping the hair raises the ______ of the cuticle layer and opens the space between them allowing liquid to penetrate.
A

Scales

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9
Q
  1. Oxidation tints and other chemical hair products must have a pH _______
A

Above 7.0

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10
Q
  1. The ________ accounts for about 90 percent of the hairs weight
A

Cortex

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11
Q
  1. Hair that is missing the medulla is ________
A

Naturally Blond

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12
Q
  1. Hair ______ mature in a process called keratinization.
A

Shafts

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13
Q
  1. The element in human hair ______ are sulfur, Carbon, oxygen, hydrogen, and nitrogen.
A

Skin

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14
Q

15 _________ are made up of amino acids

A

Proteins

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15
Q
  1. The strongest chemical bond in the cortex are ________ bonds.
A

Peptide

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16
Q
  1. When __________ bonds are broken through over stretching or the use of strong acidic or alkaline solutions, the human hair can be weakened or damaged to the point of breakage.
A

Even a few

17
Q
  1. Hydrogen bonds add__________ to the hair and keep parallel polypeptide chains together.
A

Body

18
Q
  1. Hydrogen bonds may be broken by _______
A

all answers are correct

19
Q
  1. Disulfide bonds are the _______ side bonds in the cortex
A

Strongest

20
Q
  1. The atom of neighboring _______ amino acids that are joined together by disulfide bonds are atoms of sulfur
A

Cystine

21
Q
  1. Black and brown hair color are provided by ________
A

Eumelanin

22
Q
  1. Red through light blond color hair is provided by __________
A

Pheomelanin

23
Q
  1. Blonds must have approximately _______ hairs on the head.
A

140,000

24
Q
  1. Vellus or lanugo hair is _________ and appears nearly everywhere on the body
A

Short and fine

25
Q
  1. Hair growth is not increased by any of the following except________.
A

The time of the year

26
Q
  1. At any given time, about _______ percent of scalp hair is growing.
A

90

27
Q
  1. Hair texture is measured by the diameter of the hair strand and is classified as coarse ________ or fine.
A

Medium

28
Q
  1. Hair with a ______ texture has the largest diameter
A

Coarse

29
Q
  1. Fine hair _________
A

Is most likely to be damaged by chemical services

30
Q
  1. Density is the number of hair strands _________ on the scalp
A

Per square inch

31
Q
  1. The hairs ________ is the ability to absorb moisture .
A

Porosity

32
Q
  1. Wet hair with __________ elasticity can stretch up to fifty percent of its original length and return to that length without breaking.
A

Normal

33
Q
  1. Dandruff is technically known as _____
A

Pityriasis

34
Q
  1. __________ that stick to the scalp in patches are characteristics of Pityriasis steataides
A

Greasy or waxy scalp

35
Q
  1. Is a fungal infection that occurs chiefly over the bearded area
A

Tinea sycosis

36
Q
  1. _________ on the scalp are symptoms of Tinea favosa
A

Dry, sulfur - yellow, cuplike crust

37
Q
  1. Animal parasites cause ______ and scabies.
A

Pediculosis capatis

38
Q
  1. The technical name for a _______ is furuncle
A

Boil

39
Q
  1. Brittle hair is technically know as _________
A

Fragilitas crinium

Barber School Chapter 7 Physiology (14 decks)

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