Dermis Flashcards

1
Q

The Papillary Dermis consists of

A

Thin, loose connective tissue

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2
Q

The Papillary Dermis’ connective tissue allows for

A

Blood vessels to move around and change position

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3
Q

The Reticular Dermis consists of

A

Thick, dense connective tissue

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4
Q

The Reticular Dermis functions to

A

Anchor things down

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5
Q

What is found in the Reticular Dermis?

A
  • Sweat and exocrine glands

- Hair follicles

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6
Q

The Hypodermis contains a

A

Layer of fat that absorbs shock and insulates tissue

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7
Q

What are the types of glands?

A
  • Holocrine
  • Apocrine
  • Merocrine
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8
Q

Holocrine glands release secretions by

A

Disintegrating the entire cell

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9
Q

Holocrine glands specifically release

A

Sebum

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10
Q

Holocrine glands can be found on the

A
  • Back
  • Face
  • Chest
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11
Q

Apocrine glands release secretions from the

A

Apex of the cell

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12
Q

The Apocrine glands release

A

Proteins, lipids and steroids

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13
Q

Apocrine glands can be found

A
  • Armpits
  • Groin
  • Around nipples
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14
Q

Apocrine glands release their contents into

A

Hair follicles

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15
Q

Merocrine release

A

Sweat via exocytosis

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16
Q

Merocrine glands are especially found in

A

Palms and soles of feet

17
Q

Along with sweat, Merocrine glands also release

A

Lysozymes + antibodies

18
Q

A Delta Fibers perceive

A

Pain and temperature

19
Q

What determines the function of mechanoreceptors?

A

Their structure

20
Q

What are the different Mechanoreceptors?

A
  • Meissner Corpuscle
  • Pacinan’s Corpuscle
  • Merkel’s Disk
  • Ruffini’s Corpuscle
  • Hair Follicle Receptor
21
Q

The Meissner Corpuscle has several

A

Layers of discs found within cells

22
Q

The Meissner Corpuscle perceives

A

Light touch in non-hairy skin

23
Q

The Meissner Corpuscle is in need of

A

Constantly changing stimuli

24
Q

The Meissner Corpuscle is located in the

A

Papillary Dermis

25
Pacinan’s Corpuscle is found in
Non-hairy and hairy skin
26
In what layer of the skin is Pacinan’s Corpuscle found in?
The hypodermis
27
Pacinan’s Corpuscle responds to
Deep touch
28
Merkel’s Disk is located in which layers of the skin?
- Stratum Basale | - Papillary Dermis
29
Merkel’s Disk perceives
Light touch in hairy and non-hairy skin
30
What kind of stimuli is good for Merkel’s Disk?
Sustained stimuli
31
Ruffini’s Corpuscle responds to
Sustained touch
32
Ruffini’s Corpuscle is located in the
Reticular dermis
33
Ruffini’s Corpuscle relies the most on
Collagen
34
The Hair Follicle Receptor responds to
Light touch on hairy skin
35
Hair Follicle Receptors are found in which layer of the skin?
Reticular dermis
36
What kind of stimuli do Hair Follicle Receptors require?
Constantly changing