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Anatomy > IS: Sweat/Sebaceous Glands > Flashcards

IS: Sweat/Sebaceous Glands Flashcards

1
Q

Sweat glands are also known as…

A

sudoriferous glands

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2
Q

What are the two types of sweat glands?

A
  1. eccrine

2. apocrine

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3
Q

Both sweat glands have the same secretory cells […]. Specialized cells that […] when stimulated by the nervous system.

A

myoepithelial cells; contract

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4
Q

Contraction does what to the glands?

A

contraction forces sweat into and through the duct system to the skin surface

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5
Q

Eccrine sweat glands known as..

A

merocrine sweat glands

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6
Q

T/F: There are more apocrine cells than eccrine?

A

False

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7
Q

Where can you find an abundance of eccrine glands?

A

palms, soles of the feet, and forehead

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8
Q

Each gland is […], coiled, and […].

A

simple; tubular

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9
Q

The secretory part lies[…] in the […] while the duct extends to open in a […] at the skin surface.

A

coiled; dermis; funnel-shaped pore

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10
Q

T/F Sweat pores are just like pores of a person’s complexion.

A

False– the latter are openings for hair follicles

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11
Q

Eccrine gland secretion is commonly […] (substance).

A

sweat

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12
Q

Sweat composition:

A

99% water, some salts (NaCl), metabolic waste, and a microbe killing peptide

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13
Q

What is the microbe killing peptide found in sweat?

A

dermcidin

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14
Q

What are the metabolic wastes found in sweat?

A

urea, uric acid, and ammonia

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15
Q

Sweat is […] having a pH between […].

A

acidic; 4-6

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16
Q

Sweats purpose:

A

regulation– prevent the body from overheating

protection– release dermcidin and metabolic wastes

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17
Q

Where does sweat begin?

A

at the forehead (then travels inferiorly)

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18
Q

Emotionally induced sweat begins…

A

on the palms, soles, and axillae before spreading

19
Q

Where are the 2000 apocrine sweat glands confined at?

A

the axillary and anogenital areas

20
Q

Apocrine (sweat glands) are […] glands, which release their product by […] like the eccrine […].

A

merocrine; exocytosis; sweat glands

21
Q

Apocrine glands lie […] in the […] or even in the […] tissue.

A

deeper; dermis; subcutaneous

22
Q

Apocrine glands ducts empty into…

A

hair follicles

23
Q

Apocrine secretion contains…

A

the same basic components as true sweat, plus fatty sub and proteins

24
Q

Apocrine secretion appearance:

A

viscous, milky/yellowish color

25
Q

Apocrine secretion scent:

A

odorless but when bacteria on the skin decompose its organic molecules its musky/unpleasant (BO)

26
Q

Apocrine glands begin functioning at…

A

puberty

27
Q

Apocrine glands begin functioning under the influence of […] a male sex […] and play little role in maintaining […].

A

androgens; hormones; temperature

28
Q

What is the apocrine gland function?

A

not known

29
Q

Apocrine glands are the equivalent of animals’ […].

A

sexual scent glands

30
Q

What are the 3 reasons for believing that the apocrine glands is equivalents to an animals’ sexual scent gland?

A
  1. sexual foreplay increases their activity
  2. they enlarge and recede with the phases of a woman’s menstrual cycle
  3. secretions may act as pheromones
31
Q

What are the two types of modified apocrine glands?

A
  1. ceruminous glands

2. mammary glands

32
Q

Where can you find ceruminous glands?

A

the lining of the external ear canal

33
Q

Earwax is also called […].

A

cerumen

34
Q

Mammary glands secrete […].

A

milk

35
Q

The sebaceous glands or […] glands.

A

oil

36
Q

Description of sebaceous glands?

A

simple branched alveolar glands

37
Q

Where are sebaceous glands found?

A

all over the body except the thick skin of the palms and soles

38
Q

Sebaceous glands are small on the […] and […], but quite large on the […], […], and […] chest.

A

body trunk; limbs; face; neck; upper

39
Q

What do sebaceous glands secrete? What does that product consist of?

A

sebum

bacteria killing properties (bactericidal)

40
Q

Sebaceous– The central cells of the […] accumulate oily […] until they become so engorged that they […].

A

alveoli; lipids; burst

41
Q

Functionally, sebaceous glands are […] glands.

A

holocrine

42
Q

Most sebaceous glands develop as…

A

outgrowths of hair follicles

43
Q

[…] contractions force sebum out of the hair follicles to the skin surface.

A

arrector pili

44
Q

What does sebum do for the hair and skin (3).

A
  1. lubricates to prevent brittleness
  2. lubricates to slow water loss
  3. bactericidal (bacterium-killing) action

Anatomy (31 decks)

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