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Memmler-s Chapter 5 The Integumentary system Exam Questions and Answers
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Memmler-s Chapter 5 The Integumentary system Exam Questions and Answers
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Memmler's Chapter 5: TheIntegumentary system Exam Questions
and Answers
Integumentary iiSystem ii- iiAnswers ii-Skin iiand iiaccessory iistructures: iiglands, iihair, iiand
iinails.
The iiEpidermis ii- iiAnswers ii-contains iino iiblood iivessels ii(avascular).
Dermis ii- iiAnswers ii-connective iitissue iiportion iithe iicutaneous iimembranes, iicontains
iimany iiblood iivessels, iinerve iiendings iiand iiglands
The iiepidermis iioutermost iicells iiare iiconstantly iilost iithrough ii- iiAnswers ii-wear iiand
iitear
The iicells iiin iithe iiepidermis iiare iinourished iiby ii- iiAnswers ii-capillaries iiin iithe
iiunderlying iidermis.
New iiepidermal iicells iiare iiproduced iifrom ii- iiAnswers ii-stem iicells iiin iithe iideepest
iilayer, iiwhich iiis iiclosest iito iithe iidermis.
The iicells iiin iithe iideepest iilayer iiof iiepidermis iiis iicalled ii- iiAnswers ii-stratum iibasale
Stratum iiBasale iiare iiconstantly ii- iiAnswers ii-dividing iiand iiproducing iinew iicells, iiwhich
iiare iithen iipushed iiupward iitoward iithe iiskin iisurface.
By iithe iitime iiepidermal iicells iifrom iiStratum iiBasale iiapproach iisurface, iithey iihave
iibecome iiflat iiand iikeratinized, iior iicornified, iiforming iithe iiuppermost iilayer iiof iithe
iiepidermis, ii- iiAnswers ii-Stratum iiCorneum
The iiStratum iiCorneum iiis iia ii- iiAnswers ii-protective iilayer iiand iiis iimore iiprominent iiin
iithick iiskin iithan iiin iithin iiskin.
Melanin ii- iiAnswers ii-dark iipigment iithat iicolors iiskin iiand iiprotects iiit iifrom iisunlight's
iiharmful iirays.
-produced iiby iisome iicells iiin iithe iideepest iilayer iiof iiepidermis.
Melanocytes ii- iiAnswers ii-Cells iithat iiproduce iipigment ii(melanin)
, The iiDermis iihas ii- iiAnswers ii-a iiframe iiwork iiof iidense iiirregular iiconnective iitissue iiand
iiis iiwell iisupplied iiwith iiblood iivessels iiand iinerves.
The iiskin's iiaccessory iistructures, iisweat iiglands, iioil iiglands, iiand iithe iihair iiare iilocated
iiin ii- iiAnswers ii-the iidermis iiand iimay iiextend iiinto iithe iisubcutaneous iilayer iiunder iithe
iiskin
Dermal iiPapillae ii- iiAnswers ii-portions iiof iithe iidermis iiextending iiupwards iiinto iithe
iiepidermis, iiallowing iiblood iivessels iito iiget iicloser iito iithe iisuperficial iicells.
Dermal iipapillae iican iibe ii- iiAnswers ii-seen iion iithe iisurface iiof iithick iiskin, iisuch iias iiat
iithe iitips iiof iifingers iiand iitoes
-they iiform iia iidistinct iipatter iiof iiridges iithat iihelp iito iiprevent iislipping.
The iisubcutaneous iilayer iiconsists iiof ii_____________________ iiand iivariable
iiamounts iiof ii_____________________. ii- iiAnswers ii-1. iiareolar iiconnective iitissue
2. iiadipose iitissue
The iiadipose iitissue iiin iisubcutaneous iilayer iiserves iias ii- iiAnswers ii-insulation iiand iias
iia iireserve iienergy iisupply.
This iisubcutaneous iilayer iiis iialso ii- iiAnswers ii-rich iiin iinerves iiand iinerve iiendings,
iiincluding iithose iithat iisupply iinerve iiimpulses iito iiand iifrom iithe iidermis iiand iiepidermis.
Accessory iistructures iiof iithe iiskin ii- iiAnswers ii-sebaceous ii(oil) iigland, iisudoriferous
ii(sweat) iiglands, iihair, iinails,
Sebaceous ii(Oil) iiglands iiare ii- iiAnswers ii-saclike iiin iistructure, iiand iihas iian iioily
iisecretion iicalled iisebum.
Sebum ii- iiAnswers ii-lubricates iithe iiskin iiand iihair iiand iiprevents iidrying.
The iiducts iiof iithe iisebaceous iiglands... ii- iiAnswers ii-open iiinto iithe iihair iifollicles
Babies iiare iiborn iiwith iia iicovering iiproduced iiby iisebaceous iiglands iithat iiresemble
iicream iicheese ii- iiAnswers ii-Vernix iiCaseosa
Sudiferous iiglands ii(sweat iiglands) ii- iiAnswers ii-are iicoiled, iitubelike iistructures iilocated
iiin iithe iidermis iiand iisubcutaneous iitissue.
Most iiof iithe iisudoriferous iiglands iifunction iito ii- iiAnswers ii-cool iithe iibody. iiThey
iirelease iisweat, iithat iidraws iiheat iifrom iithe iiskin iias iithe iimoisture iievaporates iiat
iisurface.
The iiEccrine iitype iisweat iiglands iiare ii- iiAnswers ii-distributed iithroughout iithe iiforehead,
iifeet iiand iihands iiand iiresponds iiby iinegative iifeedback.
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