Name: ___________________________________________ A&P Chapter 5 Practice Test p. 1 Fill in the Blank 1. _________________________________groupofpigmentsresponsibleforskincolor

2. _________________________________hardproteinfoundintheepidermis,hair,nails 3. _________________________________visiblepartofthehair 4. _________________________________partofhairlocatedbelowepidermalsurface

5. _________________________________tissueonwhichskinrests

6. _________________________________secretionproducedbysebaceousglands

7. _________________________________ term that means “layers”

8. _________________________________tinymusclesattachedtohairfollicles

9. _________________________________halfmoonshaped,whiteareaatnailbase

10. _________________________________mostsuperficiallayeroftheskin

11. _________________________________mostsuperficiallayeroftheepidermis

12. _________________________________deepestlayeroftheepidermis13. _________________________________linescreatedbytheorientationofcollage

bundlesintheskindermis14. _________________________________theepidermallayerinwhichmitosistakesplace15. _________________________________theepidermallayercomposedofdeadcells16. Matchthetypeofburnwithitsproperdescription.

__________First-degreeburn A.Skinischarredandmaynotbepainfulatfirst__________Second-degreeburn B.Skinispainfulbutnotblistered__________Third-degreeburn C.Skinispainfulandblistered

Name: ___________________________________________ A&P Chapter 5 Practice Test p. 2 17. ______________________________________18. ______________________________________19. ______________________________________20. ______________________________________21. ______________________________________

22. ______________________________________

Name: ___________________________________________ A&P Chapter 5 Practice Test p. 3

23. _(A)_____________________________________

24. (B)______________________________________

25. (A)_____________________________________

26. (B)_____________________________________27. (A)_____________________________________28. (B)______________________________________29. (C)______________________________________

Name: ___________________________________________ A&P Chapter 5 Practice Test p. 4 30.Whatarethecomponentsoftheintegumentarysystem?31.ListthefunctionsoftheIntegumentarysystem

TrueorFalse

32. ____________Theepidermisismadeofstratifiedsquamousepithelium.

33. ____________Theproteinofthestratumcorneumiskeratin.

34. ____________Melanocytesproducemelaninwhenstimulatedbyfluorescentlight

35. ____________Thebloodvesselsinthedermisconstrictincoldweatherinordertokeepheatclosetothebodysurface.

36. ____________Withinahairfollicle,mitosisatthehairrootproducesthehairshaft.

37. ____________Thesubcutaneouslayerisbetweenthedermisandmusculartissue.

38. ____________Eccrineglandscontributetoheatgainandheatloss.

39. ____________Dryingandcrackingoftheskinarepreventedbysebum.

40. ____________Bothscalpandbodyhairprovidethermalinsulation.

Name: ___________________________________________ A&P Chapter 5 Practice Test p. 5

41. ___________Racialvariationsinskincoloraredeterminedby:A. NumberofmelanocytesB. AmountandtypeofmelaninproducedC. ThedistributionanddepositionofmelaninD. alloftheaboveE. theamountandtypeofmelaninandthedistributionanddepositionofmelanin

42. __________aburnisaninjurytoatissuecausedbyA. exposuretoexcessheatB. exposuretoexcesscoldC. frictionD. exposuretochemicalsE. allofthese

43. __________whichofthefollowingstatementsisNOTtrueofhypodermis.

A. ItisalsocalledsubcutaneoustissueB. ItislooseconnectivetissuethatattachestheskintounderlyingboneandmuscleC. ItisimportantforpackingandinsulationD. Itcontainsabouthalfofthebody’sstoredfatE. theseareallcharacteristicsofthehypodermis

44. __________Fingerprintsandfootprintsareproducedbydermalprojectionsintothe

epidermiscalledA. striaeB. cleavagelinesC. papillaeD. reticularlinesE. subcutaneoustissue

45. __________Thestratumcorneumoftheepidermis

A. consistsofcontinuouslydividingcellsB. canbecomethickenedandformastructurecalledacallusorcornC. hascellsthatarecontinuallymovingtowardthestratumbasaleD. hascellsthatsynthesizemelaninE. hasallthesecharacteristics.

Name: ___________________________________________ A&P Chapter 5 Practice Test p. 6

46. __________Whichofthefollowingstatementsaboutglandsoftheskinaretrue?

A. SebaceousglandsproduceanoilywhitesubstancerichinlipidsB. SebumisimportantincoolingthebodyC. Eccrinesweatglandsbecomeactiveatpubertybecauseoftheinfluenceof

hormonesD. EccrinesweatglandsproduceathicksecretionrichinorganicsubstancesE. Allofthesearetrue

47. __________WhichofthefollowingstatementsisFALSE?

A. NailsgrowcontinuallyanddonothavearestingstageB. Thenailconsistsoflayersoflivingcellsfromthestratumcorneum.C. ThecellsofanailarefilledwithaspecialhardtypeofkeratinD. Thenailmatrixandnailbedhaveastratumbasale.E. Theproductionofcellswithinthenailmatrixresultsinthegrowthofthenail.

48. __________Whenexposedtothecold,theearsandnosemayappearred.Thisis

becauseA. bloodvesselsinthenoseandearshaveconstrictedtoconserveheat.B. Cyanosisoccurswhenbloodflowslowsdown.C. Thenoseandearshaveathicker,morekeratinizedstratumcorneumthantherest

oftheface.D. Coldcausesaninflammatoryreactioninthenoseandears.E. Bloodvesselsdilatetopreventtissuedamagefromthecold.

49. __________VitaminD

A. stimulatescalciumandphosphateuptakeinthesmallintestineB. isformedfromaprecursormoleculethatismadewhenskinisexposedtoultraviolet

light.C. IsformedfromaprecursormoleculethatismodifiedintheliverandkidneysD. MayberequiredinthedietifapersonisexposedtoverylittleultravioletlightE. Hasalloftheseproperties

Name: ___________________________________________ A&P Chapter 5 Practice Test p. 7

50. __________Theglandsoftheskinthataremostconcernedwiththemaintenanceof

bodytemperatureare:A. apocrineB. eccrineC. sebaceousD. ceruminous

51. __________Third-degreeburns

A. arealsocalledpartialthicknessburnsB. causeimmediatepainC. involveonlytheepidermisD. resultinexcessivefluidlossE. haveallofthesecharacteristics

52. ___________ChefBuoyYardeeisburnedonthearmwhenakettleofspaghettisauce

explodes.Thedoctor,usingforceps,pullsonahairwithintheareathatisburned.Thehaireasilypullsout.Whatdegreeofburndidthepatienthave?A. First-degreeburnB. Second-degreeburnC. Third-degreeburnD. Thereisnotenoughinformation

53. __________CyanosisiscausedbyA. alteredbloodflowtotheskin(overallorinsmallareas)B. increasednumberofactivemelanocytes.C. Collectionofabnormalbilepigmentsintheskin.D. Decreasedoxygencontentoftheblood.E. Increasedproductionofmelaninbynormalnumberofmelanocytes.

54. ___________Jaundiceiscausedby

A. alteredbloodflowtotheskin(overallorinasmallarea)B. increasednumberofactivemelanocytesC. collectionofabnormalbilepigmentintheskinD. decreasedoxygencontentoftheblood.E. Increasedproductionofmelaninbynormalnumberofmelanocytes.

AnatomyandPhysiologyChapter5AnswerKey

1. Melanin2. Keratin3. Hairshaft4. Hairroot5. Subcutaneoustissueorhypodermis6. Sebum7. Strata8. Pilimuscle9. Lunula10. Epidermis11. Stratacorneum12. Stratumbasale13. Cleavagelines14. Stratumbasale15. Stratumcorneum16. FirstdegreeburnB.skinispainfulbutnotblistered

SeconddegreeburnC.skinispainfulandblisteredThirddegreeburnA.skinischarredandmaynotbepainfulatfirst

17. Edema(swelling)18. Blister19. Dermis20. Epidermis21. Subcutaneouslayer(hypodermis)22. Jaundice23. (A)hairbulb24. (B)partoftheshaft–thespecifictissueonwhichBisplacedisthecuticlelayerofthe

hair25. (A)hairfollicle26. (B)sebaceousgland27. (A)cuticle28. (B)fingernail29. (C)nailbed30. componentsoftheintegumentarysystem:

skinandaccessoryorgans,whicharethenails,hair,andglands31. FunctionsoftheIntegumentarysystem:

ProtectionSensationVitaminDproductionTemperatureregulationExcretion

32. True33. True

34. False,UVAandUVBlightstimulatemelanocytesbutmostfluorescentlightactuallycannotpassthroughtheskin,preventingitfromeveryreachingorstimulatingthemelanocytes.

35. False,constrictingbloodvesselscausesthevesselstobecomenarrower,decreasingthepassageofbloodthroughthevessels,anddecreasestheamountofheatcarriedbythosebloodvessels.Constrictingthebloodvesselskeepsbodyheatfromleavingthebody.

36. False,mitosisoccursinthehairroot–specificallythehairbulb37. True38. True39. True40. True41. E.theamountandtypeofmelaninandthedistributionanddepositionofmelanin42. E.allofthese43. E.theseareallcharacteristicsofthehypodermis44. C.papillae45. B.canbecomethickenedandformastructurecalledacallusorcorn46. A.Sebaceousglandsproduceanoilywhitesubstancerichinlipids47. B,thenailconsistsoflayeroflivingcellsfromthestratumcorneum48. Ebloodvesselsdilatetopreventtissuedamagefromthecold49. E.hasalloftheseproperties50. B.eccrine51. D.resultinexcessivefluidloss52. C.third-degreeburn53. D.decreasedoxygencontentoftheblood54. C.collectionofabnormalbilepigmentintheskin