Flashcards in The Integumentary System + The Skin Deck (21)
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1
The functions of the skin include:
Preventing entry of microorganisms
Reducing water loss
Regulating Body temp (sweat, vasodilation, increase SA = too hot) (erector pili = too COLD)
2
Metabolic action of the skin includes:
Production of vitamin D
3
Epidermis is formed by Embryonic Ectoderm.
True or false
TRUE
4
Within the skin STRATUM BASALE separates the … and the …
Epidermis and dermis
5
The protective layer of cells of the OUTER epidermis is called the
Stratum CORNuem
6
Which layer of epidermis has cuboidal or columnar cells?
STRATUM BASALE
7
Adipose Tissue is most aduna the in the… layer UNDER the skin
Subcutaneous!
8
Melanocytes lie within the … of the skin
STRATUM BASALE and upper dermis
9
Hairs arise from which layer of the skin?
STRATUM BASALE of the Epidermis
10
Which response of the body REDUCES body temperature?
Sweating!
11
Merkel Cells of Epidermis are receptor cells for
Light touch!
12
What is one IMPORTANT FUNCTION for melanin?
Absorb harmful radiation (UV)
13
Where are the nerve receptors for pressure + pain located?
In dermis
14
The Epidermal ridges or fingerprints are caused by the…
Dermal Papillae
15
The strength of the dermis is mainly due to…
The presence of Collagen Fibres!
16
The part of the hair OUTSIDE the surface of the skin is called the…
Shaft
17
The term ‘goosebumps’ is directly related to which structures?
Arrector Pili
18
Langerhans Cells are MODIFIED MACROPHAGES processing microbes
True or false?
TRUE
19
The reticular layer of the DERMIS contains…
Bundles of interlacing Collagen and elastic fibres
20
The insensitive layer of the HOOF has NO nerve endings.
True or false?
TRUE
21
