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51. (p. 97-98) What type of hair very fine unpigmented

Question : 51. (p. 97-98) What type of hair very fine unpigmented : 1777311

51. (p. 97-98) What type of hair is very fine unpigmented and forms on the developing fetus?

A. Lanugo

B. Vellus

C. Terminal

D. Vellum

52. (p. 98) What type of hair is thick, coarse, and heavily pigmented?

A. Lanugo

B. Vellus

C. Terminal

D. Vellum

53. (p. 97-98) Which part of the hair extends out from the skin's surface?

A. Shaft

B. Hair follicle

C. Bulb

D. Root

54. (p. 98) All of the following are layers of hair except which one?

A. Inner medulla

B. Outer cuticle

C. Outer cortex

D. Middle cortex

55. (p. 98) What factor affects hair texture?

A. The shaft's cross sectional shape

B. The length of the shaft

C. The color of the hair shaft

D. The amount of keratin in the hair shaft

56. (p. 99) All of the following are stages of the hair's life cycle except which one?

A. Growing

B. Resting

C. Dormant

D. Dying

As with most living things, hair has a life cycle. There is a growing stage, a resting stage, and a dying stage – when the hair finally falls out.

57. (p. 99) All of the following describe the nail plate except which one?

A. Free edge of the nail

B. Nail body

C. Visible portion of the nail

D. Nail root

58. (p. 99) What type of epidermal cells composes the eponychium of the nail?

A. Stratum basale cells

B. Stratum lucidum cells

C. Stratum corneum cells

D. Stratum granulosum cells

An eponychium, or cuticle, at the distal edge of the nail body, is composed of stratum corneum cells extending on to the nail bed.

59. (p. 99-100) What is considered the nail's growth center?

A. Nail groove

B. Nail plate

C. Nail matrix

D. Nail fold

60. (p. 100) Which of the following statements is not a description of how skin protects the body?

A. Cornified stratum corneum makes it hard for pathogens to enter.

B. The skin's surface has an acidic pH.

C. The skin has dendritic cells that respond to pathogens.

D. All of these are descriptions of how the skin protects the body.

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