Pielea Flashcards

1
Q

Ce e pielea?

A

Este un organ de simt, tactil, termic, dureros si de presiune.

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2
Q

Cat masoara aproximativ invelisul corpului?

A

Invelisul corpului (pielea) masoara aprox. 1,5 m patrati

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3
Q

Care este structura pielii?

A

Pielea este dispusa pe trei straturi numite epiderma, derma si hipoderma.

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4
Q

Ce contine epiderma?

A

Epiderma contine tesut epitelial.

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5
Q

Epiderma este pluristratificata, care sunt straturile si ce contin ele?

A

Stratul bazal, cu celule care se divid permanent si care contin melanina cu rol de protectie. Al doilea strat este cel cornos (exfoliativ), cu celule care se exfoliaza, moarte, incarcate cu cheratina care are rol de protectie.

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6
Q

Cum este epiderma?

A

Este avasculara.

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7
Q

Ce prezinta epiderma?

A

Prezinta terminatii nervoase.

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8
Q

Ce lucruri contine derma?

A

Derma contine tesut conjunctiv, vase sangvine, receptori cutanati si glande sudoripare sau sebacee.

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9
Q

Ce contine hipoderma?

A

Celule adipoase, cu rol termic si protector (moale ca sa fie impactul mai mic)

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10
Q

Ce productii are pielea si ce inseamna?

A

Glandulare: - gl sudoripare
- gl sebacee care produc. sebum
Cornoase: - unghii
- fire de par

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11
Q

Ce receptori exista la nivelul pielii si cum se numesc?

A

Receptorii tactili se numesc mecanoreceptori, receptorii termici se numesc termoreceptori, iar receptorii de durere se numesc algoreceptori.

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