Flashcards in The Integumentary System + The Skin Deck (21)
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)
Metabolic action of the skin includes:
Production of vitamin D
Epidermis is formed by Embryonic Ectoderm.
True or false
Within the skin STRATUM BASALE separates the … and the …
Epidermis and dermis
The protective layer of cells of the OUTER epidermis is called the
Which layer of epidermis has cuboidal or columnar cells?
Adipose Tissue is most aduna the in the… layer UNDER the skin
Melanocytes lie within the … of the skin
STRATUM BASALE and upper dermis
Hairs arise from which layer of the skin?
STRATUM BASALE of the Epidermis
Which response of the body REDUCES body temperature?
Merkel Cells of Epidermis are receptor cells for
What is one IMPORTANT FUNCTION for melanin?
Absorb harmful radiation (UV)
Where are the nerve receptors for pressure + pain located?
The Epidermal ridges or fingerprints are caused by the…
The strength of the dermis is mainly due to…
The presence of Collagen Fibres!
The part of the hair OUTSIDE the surface of the skin is called the…
The term ‘goosebumps’ is directly related to which structures?
Langerhans Cells are MODIFIED MACROPHAGES processing microbes
True or false?
The reticular layer of the DERMIS contains…
Bundles of interlacing Collagen and elastic fibres
The insensitive layer of the HOOF has NO nerve endings.
True or false?