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Integumentary System

Integumentary System. Review By: Jess Higgins & Shane Murphy. Unit Target: Explain How the Structures of the Integumentary System Serve as a Barrier Between Ourselves and the Outside Environment. Learning target: Name the 4 Main Structures of the Integumentary System. (Knowledge).

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Integumentary System

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  1. Integumentary System Review By: Jess Higgins & Shane Murphy

  2. Unit Target: Explain How the Structures of the Integumentary System Serve as a Barrier Between Ourselves and the Outside Environment

  3. Learning target: Name the 4 Main Structures of the Integumentary System. (Knowledge)

  4. SKIN NAILS 2.________________ 1.________________ HAIR GLANDS 3.______________ 4.____________________ Name the 4 Main Structures of the Integumentary System

  5. Learning Target: Identify the Structures of the Skin (Skill)

  6. DIAGRAM (Word Bank Will Be Provided) 4 1 5 2 6 3 7 Subcutaneous Layer Sweat Gland WORD BANK: Sweat Gland Duct Basement Membrane Hair Follicle Epidermis Dermis

  7. DIAGRAMCONTINUED… (Word Bank Will Be Provided) 15 14 12 11 10 WORD BANK: 9 Sweat Gland Pores 8 Hair Shaft Adipose Tissue 13 ArrectorPili Muscle Sebaceous Gland Dermal Papilla Blood Vessels Touch Receptor

  8. Lab Portion (Label Structures and Know Function) 1 Epidermis 2 4 Dermis Sebaceous Gland 5 Hair Follicle 6 Subcutaneous Layer 3 Adipose Tissue

  9. Lab Portion Continued… (Label Structures and Know Function) 7 ArrectorPili Muscle 8 Sweat Gland

  10. Learning Target: Describe the characteristics of the epidermis, dermis and subcutaneous layers. (knowledge)

  11. Choose the Best Answer: EPIDERMIS The epidermis is made of 1.) ( stratified squamous keratinized /dense irregular) tissue. Cells that are pushed away from the underlying blood supply 2.) / are unaffected) ( Lose nutrients and become keratinized

  12. Epidermal cells get their nourishment from 3.) , Dermal Blood Vessels ( / Adipose tissue) which also help regulate body temperature. The protein that makes up the outer layer of human skin is 2.) ( keratin / collagen) .

  13. MULTIPLE CHOICE 1.) Where are melanocytes found? 2.) What do they do? a.) Epidermis a.) Regulate Temperature b.) Dermis b.) Carry nutrients c.) Subcutaneous Layer c.) Produce Melanin d.) Mrs.Cerletty’s Backyard d.) Provide Structure

  14. MULTIPLE CHOICE CONTINUED… 3.) What do stem cells in the epidermis do? a.) Replace injured cells b.) Replace worn out cells c.) Readily divide 4.) Where are they found? d.) All of the Above a.) Hair follicles b.) The Stratum Basale c.) Sebaceous Glands d.) Mrs.Cerletty’s Front Yard

  15. True or False? T 1.) _____ The stratum lucidum is located in the thick skin of the palms of the hands and the soles of the feet. T 2.) _____ The stratum lucidum is only present there because of the large quantities of keratinized cells which allows for Increased protection. LESS F 3.) _____ Skin is more elastic in older people because they produce less collagen.

  16. True or False? Continued… T If human skin was not waterproof, our bodies would lose all H2O to the surroundings and become severely dehydrated, and could possibly die. 4.) _____ T The skin allows some organic materials to pass through, which we know because when exposed to skin, Mineral Oil was absorbed. 5.) _____ MULTIPLE CHOICE How is the epidermis anchored to the dermis? c.) Loose Connective Tissue a.) Super Glue b.) Basement Membrane d.) Dermal Papilla

  17. DERMIS Match the types of tissue that make up the dermis with their function: 1. ____ Dense Connective a a.) Supplies Nutrients 2. ____ Cuboidal Epithelial b b.) Gives skin toughness and elasticity 3. ____ Smooth Muscle c.) Makes up sweat & sebaceous glands c 4. ____ Nervous d d.) Constricts blood vessels to regulate temperature 5. ____ Blood e e.) Transmits Messages

  18. MULTIPLE CHOICE 1.) What structure results in fingerprint ridges? a.) Basement Membrane b.) Sebaceous Glands 2.) What type of fiber makes the dermis firm but when lost results in wrinkles? c.) Hair Follicles d.) Dermal Papilla a.) Keratin b.) Collagen c.) Raisin Bran d.) Fibrocartilage

  19. SUBCUTANEOUS LAYER MATCH THE TYPES OF TISSUE WHICH MAKE UP THE SUBCUTANEOUS LAYER WITH THEIR FUNCTION: B 1. ____ Loose Connective a.) Supplies Nutrients C 2. ____ Adipose b.) Binds skin to underlying organs A 3. ____ Blood c.) Insulates, conserving body heat

  20. Learning Target: Investigate the Role of Skin in Temperature Regulation. (skill)

  21. True or False? F LESS 1.) _____ Based on the data, there are more blood vessels in the bicep than in the cheek.

  22. Learning Target: Explain how the skin functions as a barrier to the outside environment. (reasoning)

  23. FUNCTIONS OF SKIN MATCHING 1.) Shane sneezed all over Frank’s arm but he didn’t get sick. _________________________ 2.) When caught in the rain, Mika doesn’t gain weight from the water droplets. ________________________ 3.) When Andy gets overheated while rollerblading, he begins to sweat and cool down as a result. _____________________ 4.) Natalie is able to differentiate between rough and smooth surfaces by feeling them with her hands. _____________________________ WORD BANK: Protective Membrane Regulates Body Temperature Keeps Water in Body Sense Organ of Touch

  24. Learning Target: Name the accessory organs of the skin and the function of each. (knowledge)

  25. HAIR Match the Structures of Hair with their Description C 1. ____ Hair Follicle a.) Area of keratinized cells above the epidermis B 2. ____ Hair Bulb b.) Area of actively growing epidermal cells A 3. ____ Hair Shaft c.) Pouch of Epidermal cells from which each hair develops

  26. Match the Structures of Hair with their Description E 4. ____ Hair Root (Papilla) d.) Contraction results in short hair standing on end F 5. ____ Melanocytes e.) Finger-like projection of connective tissue D 6. ____ ArrectorPili Muscle f.) Determines hair color

  27. The Four Functions of Hair C 1. ____ Warmth a.) Lightest touches/changes in temperature are felt b.) Prevents dehydration D 2. ____ Protection c.) Filaments of Keratin are surrounded by a matrix of sulfur which retains heat B 3. ____ Combats Water Loss d.) Blows to the head and sunburn are weakened, and debris is kept out of eyes, nose, and ears A 4. ____ Sensory

  28. Choose the Best Answer The 1.) ( sebaceous / mammary) glands are associated with hair.

  29. GLANDS MULTIPLE CHOICE 1.) Which glands are associated with the Integumentary system? I.) Sebaceous II.) Sweat Glands are associated With the Reproductive System III.) Ceruminous IV.) Mammary Mammary b.) II and III a.) I and II c.) II and IV d.) I,II, and III

  30. MULTIPLE CHOICE CONTINUED… 2.) What type of tissue does not make up glands in the integumentary system? a.) Specialized Cuboidal Epithelium b.) Smooth Muscle c.) Connective Tissue Glands d.) Nervous CHOOSE THE BEST ANSWER: 1.) Sebaceous glands secrete an oily mixture of fatty material and cellular debris (sebum) OR milk

  31. MULTIPLE CHOICE 1.) Where are sebaceous glands located? a.) Frank’s Backpack b.) Attached to Hair Follicles c.) Ear Canal d.) Pectoral Muscles

  32. MULTIPLE CHOICE CONTINUED… 2.) What is the function of sebaceous glands? a.) To keep hair and skin soft, pliable, and waterproof b.) Trapping unwanted foreign material c.) Supply infant with nutrients d.) Protection from bacteria APOCRINE 3.) Where are sweat glands located? ECCRINE a.) Widespread b.) Axillary and Groin c.) Palms of Hands and Soles of Feet d.) All of the Above

  33. TRUE OR FALSE? F 1.___________ SWEAT A ceruminous gland’s function includes cooling, excretion, and secretion to help protect the body from bacteria.

  34. COMPARE ECCRINE AND APOCRINE GLANDS Put an “E” next to the statement if it’s Eccrine and an “A” if it’s Apocrine Secretes pheromones (odorous substance when frightened, upset, in pain, or aroused)_____ A E Secretes mainly sweat, water, urea, and waste_____ Widespread throughout body, especially palms and soles of Feet _____ E A Located in the Axillary and Groin regions_____

  35. MULTIPLE CHOICE 1.) What Do Ceruminous glands secrete? a.) Earwax b.) Sebum c.) Milk d.) Wastes Such As Urea CHOOSE THE BEST ANSWER: 1.) Ceruminous glands are important because they keep the hair and skin soft, pliable, and waterproof OR they trap unwanted foreign material and prevent dehydration of cells

  36. Match the Structures of a Nail with their Function NAILS C 1. ____ Nail Plate a.) Contains nerves that sense touch A 2. ____ Nail Bed b. Place where cell reproduction occurs B 3. ____ Nail Root c.) Protects sensitive end of finger, allows you to pluck small objects, also indicator of health

  37. Match the Structures of a Nail with their Function CONTINUED… F 4. ____ Lunula (Little Moon) d.) Seals the matrix to the nail plate, preventing infection D 5. ____ Cuticle (Eponychium) e. Supply nutrients, give nails their pink color E 6. ____ Blood Vessels f.) Most active growing region

  38. Label a Diagram of a Nail 3 4 6 5 1 7 2 WORD BANK: Nail Plate Nail Bed Cuticle (Eponychium) Hyponychium Nail Root Lunula (Little Moon) Nail Matrix

  39. TRUE OR FALSE? T The Nail Plate lacks color because it lacks melanin. 1.) _________

  40. Analyze hair samples as forensic evidence. (skill)

  41. MULTIPLE CHOICE 1.) Hair shape is determined by… a.) Size of arrectorpili muscle b.) Mrs.Cerletty c.) Shape of Hair Follicle d.) Number of Sebaceous glands near the hair follicle

  42. Explain How Hair Can Be Used by a Forensic Scientist REPLACE UNDERLINED PHRASE WITH VOCAB WORD WORD BANK: cortex medulla Cuticle Hairs can help forensic scientists identify a criminal by examining if the (central core of the hair) is missing, broken, or present, noticing the color of the pigment in the (surrounds medulla), and noticing the scales on the (outermost layer of hair). 1 2 3

  43. Be Ready to Interpret Diagrams of Hair 5 2 1 6 7 3 4 8 9 WORD BANK: cortex medulla Cuticle Hair Follicle Hair Root Hair Shaft Melanin ArrectorPili Muscle Sebaceous Gland

  44. Learning Target: List actions you can take to keep your skin healthy. (knowledge)

  45. TRUE OR FALSE? T 1.) _____ Eat a Well-Balanced Diet F 2.) _____ Eat Foods Even If You Are Sensitive To Them Do NOT EAT FOODS YOU ARE SENSITIVE TO F Try to Reduce Stress 3.) _____ Try and Add as much Stress as Possible into your Life T 4.) _____ Don’t Smoke F 5.) _____ Try not to exercise Try to Exercise! T 6.) _____ Use Sun block

  46. Learning Target: Describe the events that are part of wound healing. (knowledge)

  47. Choose the Best Answer: After an injury to the skin the 1.) ( platelets /red blood cells) form a clot. True or False: T While a wound is healing, epithelial tissue grows under the scab. 2.)______

  48. 1.) What do macrophages do at the site of an injury? MULTIPLE CHOICE a.) Release H2O into the wound b.) Help the Scab Form c.) Just Stare at It d.) Remove Debris from the Wound CHOOSE THE BEST ANSWER: 1.) The degree of a burn is determined by Pain intensity OR Depth of damage

  49. PLACE IN CORRECT ORDER IN PROCESS OF WOUND HEALING WORD BANK: C 1.) _____ a.) Remodeling 2.) _____ D b.) Late Inflammation 3.) _____ F c.) Injury 4.) _____ B d.) Coagulation 5.) _____ E e.) Proliferation 6.) _____ A f.) Early Inflammation

  50. Learning Target: Given a skin injury, determine what procedure should be followed. (reasoning)

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