Ch 5 Skin Practice Test

Ch 5 Skin Practice TestStudent: ___________________________________________________________________________1.The hypodermisA.is also called subcutaneous tissue.B.is loose connective tissue that attaches the skin to underlying bone and muscle.C.is important for padding and insulation.D.contains about half of the body's stored fat.E.has all of these characteristics.2.The dermisA.consists of collagen and elastic fibers.B.is responsible for most of the structural strength of the skin.C.contains fibroblasts, fat cells, and macrophages.D.has dermal papillae.E.has all of these characteristics.3.Cleavage or tension linesA.are produced when there are more collagen fibers running in one direction than another.B.are lines along which the skin is most easily split.C.should always be cut across (transected) when incisions are made.D.are also called striae.E.have all of these characteristics.4.Fingerprints and footprints are produced by dermal projections into the epidermis calledA.striae.B.cleavage lines.C.papillae.D.reticular lines.E.subcutaneous tissue.5.KeratinizationA.is a process that epidermal cells undergo as they move to the surface.B.produces cells filled with keratin.C.gives the stratum corneum its structural strength.D.produces an outer layer of epidermal cells that resist abrasion.E.has all of these properties.6.The stratum corneum layer of the epidermisA.consists of many layers of dead squamous cells joined by desmosomes.B.consists of cornified cells surrounded by lipids.C.produces dandruff when these cells are sloughed off by the scalp.D.is the most superficial of the epidermal layers.E.has all of these characteristics.7.MelaninA.is a pigment produced by cells in the stratum corneum.B.is produced by melanocytes.C.is responsible for cyanosis.D.is responsible for birthmarks.E.is all of these.8.Which of the following statements about skin color is NOT true?A.Tattoos, bruises, and superficial blood vessels appear blue because of light scattering effects of collagen in the dermis.B.A decrease in blood oxygen can produce cyanosis, a yellowish color in the skin.C.Consumption of large amounts of carotene can cause an accumulation of carotene in the dermis, hypodermis, and stratum corneum.D.All races have about the same number of melanocytes.E.Skin color arises from an interaction between pigment compositions, pigment concentration and blood supply.9.Redness of the skin can result from all of the following except:A.the inflammatory responseB.anger or blushingC.exposure to heatD.exposure to coldE.all of the circumstances listed are correct answers.10.Scalp hairs are longer than eyelash hairs becauseA.people don't rub their head as often as they rub their eyes.B.tears have a growth inhibitor in them.C.scalp hairs are exposed to higher temperatures than eyelashes.D.scalp hairs have a much longer growth cycle than eyelashes.E.the hair follicles are deeper for scalp hairs.11.A hair is formed or made by cells within theA.hair shaft.B.hair root.C.arrector pili.D.cuticle.E.hair bulb.12.Hair colorA.is determined by the varying amounts and types of melanin.B.can fade with age.C.is produced by the melanocytes in the hair bulb.D.is determined by the varying amounts and types of melanin, can fade with age, and is produced by the melanocytes in the hair bulb are correct.E.None of these is correct.13.Which of the following statements about glands of the skin is true?A.Sebaceous glands produce an oily white substance rich in lipids.B.Sebum is important in cooling the body.C.Merocrine sweat glands become active at puberty because of the influence of sex hormones.D.Merocrine sweat glands produce a thick secretion rich in organic substances.E.All of these are true.14.The lunula is part of theA.nail body.B.eponychium.C.nail matrix.D.stratum corneum.E.nail root.15.Which of the following is NOT a function of the integumentary system?A.absorption of ultraviolet light by melaninB.resistance to abrasion by sloughing cells from the epidermisC.physical barrier to foreign particles and microorganismsD.provides water loss to get rid of waste productsE.Hair acts as a heat insulator, and prevents entry of foreign particles into the eyes and nose.16.Vitamin DA.stimulates calcium and phosphate uptake in the small intestine.B.is formed from a precursor molecule that is made when skin is exposed to ultraviolet light.C.is formed from a precursor molecule that is modified in the liver and kidneys.D.may be required in the diet if a person is exposed to very little ultraviolet light.E.has all of these properties.17.Which of the following is NOT a characteristic of aging of the integumentary system?A.loss of elastic fibers in the skinB.increase in activity of sweat and sebaceous glandsC.decreased number of melanocytesD.loss of pigment in hairE.skin becomes thinner and more transparent18.Which of the following is FALSE?A.In partial thickness burns, some part of the stratum basale remains intact and able to regenerate.B.In a first degree burn, regeneration of the epidermis comes from within the burn area and from the undamaged tissues at the edges of the burn.C.In partial thickness burns, the dermis and the epidermis are completely destroyed.D.Partial thickness burns can also be classified as first or second degree burns based on the degree of damage to the skin.19.Chef Buoy Yardee is burned on the arm when a kettle of spaghetti sauce explodes. The doctor, using a forceps, pulls on a hair within the area that is burned. The hair easily pulls out. What degree of burn did the patient have?A.first degree burnB.second degree burnC.third degree burn20.Malignant melanomaA.is the least dangerous form of skin cancer.B.usually arises from melanocytes in a preexisting mole.C.rarely metastasizes.D.is the most common type of skin cancer.E.is the least dangerous form of skin cancer and usually arises from melanocytes in a preexisting mole.21.To be safe and effective, sunscreen preparations should blockA.UVA only.B.UVB only.C.both UVA and UVB.D.all forms of radiation other than UVA or UVB.22.The type of glands that open on surface of skin and have a watery secretion areA.merocrine sweat glands.B.apocrine sweat glands.C.sebaceous glands.D.both merocrine and apocrine sweat glands.E.All glands of the skin have this property.23.The type of glands that open into a hair follicle and have a thick organic secretion areA.merocrine sweat glands.B.apocrine sweat glands.C.sebaceous glands.D.both merocrine and apocrine sweat glands.E.All glands of the skin have this property.24.Which type of glands help to cool the body?A.merocrine sweat glandsB.apocrine sweat glandsC.sebaceous glandsD.both merocrine and apocrine sweat glandsE.All glands of the skin have this property.25.What type of glands cause the production of body odor?A.merocrine sweat glandsB.apocrine sweat glandsC.sebaceous glandsD.both merocrine and apocrine sweat glandsE.All glands of the skin have this property.

Ch 5 Skin Practice Test Key1.The hypodermisa.is also called subcutaneous tissue.b.is loose connective tissue that attaches the skin to underlying bone and muscle.c.is important for padding and insulation.d.contains about half of the body's stored fat.E.has all of these characteristics.

Difficulty: EasySeeley - 005 Integumentary... #1Type: Knowledge2.The dermisa.consists of collagen and elastic fibers.b.is responsible for most of the structural strength of the skin.c.contains fibroblasts, fat cells, and macrophages.d.has dermal papillae.E.has all of these characteristics.

Difficulty: EasySeeley - 005 Integumentary... #3Type: Knowledge3.Cleavage or tension linesA.are produced when there are more collagen fibers running in one direction than another.b.are lines along which the skin is most easily split.c.should always be cut across (transected) when incisions are made.d.are also called striae.e.have all of these characteristics.

Difficulty: EasySeeley - 005 Integumentary... #4Type: Knowledge4.Fingerprints and footprints are produced by dermal projections into the epidermis calleda.striae.b.cleavage lines.C.papillae.d.reticular lines.e.subcutaneous tissue.

Difficulty: EasySeeley - 005 Integumentary... #5Type: Knowledge5.Keratinizationa.is a process that epidermal cells undergo as they move to the surface.b.produces cells filled with keratin.c.gives the stratum corneum its structural strength.d.produces an outer layer of epidermal cells that resist abrasion.E.has all of these properties.

Difficulty: EasySeeley - 005 Integumentary... #6Type: Knowledge6.The stratum corneum layer of the epidermisa.consists of many layers of dead squamous cells joined by desmosomes.b.consists of cornified cells surrounded by lipids.c.produces dandruff when these cells are sloughed off by the scalp.d.is the most superficial of the epidermal layers.E.has all of these characteristics.

Difficulty: EasySeeley - 005 Integumentary... #8Type: Knowledge7.Melanina.is a pigment produced by cells in the stratum corneum.B.is produced by melanocytes.c.is responsible for cyanosis.d.is responsible for birthmarks.e.is all of these.

Difficulty: EasySeeley - 005 Integumentary... #9Type: Knowledge8.Which of the following statements about skin color is NOT true?a.Tattoos, bruises, and superficial blood vessels appear blue because of light scattering effects of collagen in the dermis.B.A decrease in blood oxygen can produce cyanosis, a yellowish color in the skin.c.Consumption of large amounts of carotene can cause an accumulation of carotene in the dermis, hypodermis, and stratum corneum.d.All races have about the same number of melanocytes.e.Skin color arises from an interaction between pigment compositions, pigment concentration and blood supply.

Difficulty: ModerateSeeley - 005 Integumentary... #12Type: Knowledge9.Redness of the skin can result from all of the following except:a.the inflammatory responseb.anger or blushingc.exposure to heatD.exposure to colde.all of the circumstances listed are correct answers.

Difficulty: EasySeeley - 005 Integumentary... #13Type: Knowledge10.Scalp hairs are longer than eyelash hairs becausea.people don't rub their head as often as they rub their eyes.b.tears have a growth inhibitor in them.c.scalp hairs are exposed to higher temperatures than eyelashes.D.scalp hairs have a much longer growth cycle than eyelashes.e.the hair follicles are deeper for scalp hairs.

Difficulty: ModerateSeeley - 005 Integumentary... #16Type: Comprehension11.A hair is formed or made by cells within thea.hair shaft.b.hair root.c.arrector pili.d.cuticle.E.hair bulb.

Difficulty: EasySeeley - 005 Integumentary... #17Type: Knowledge12.Hair colorA.is determined by the varying amounts and types of melanin.b.can fade with age.c.is produced by the melanocytes in the hair bulb.d.is determined by the varying amounts and types of melanin, can fade with age, and is produced by the melanocytes in the hair bulb are correct.e.None of these is correct.

Difficulty: EasySeeley - 005 Integumentary... #18Type: Knowledge13.Which of the following statements about glands of the skin is true?A.Sebaceous glands produce an oily white substance rich in lipids.b.Sebum is important in cooling the body.c.Merocrine sweat glands become active at puberty because of the influence of sex hormones.d.Merocrine sweat glands produce a thick secretion rich in organic substances.e.All of these are true.

Difficulty: ModerateSeeley - 005 Integumentary... #19Type: Knowledge14.The lunula is part of thea.nail body.b.eponychium.C.nail matrix.d.stratum corneum.e.nail root.

Difficulty: EasySeeley - 005 Integumentary... #21Type: Knowledge15.Which of the following is NOT a function of the integumentary system?a.absorption of ultraviolet light by melaninb.resistance to abrasion by sloughing cells from the epidermisc.physical barrier to foreign particles and microorganismsD.provides water loss to get rid of waste productse.Hair acts as a heat insulator, and prevents entry of foreign particles into the eyes and nose.

Difficulty: ModerateSeeley - 005 Integumentary... #23Type: Comprehension16.Vitamin Da.stimulates calcium and phosphate uptake in the small intestine.b.is formed from a precursor molecule that is made when skin is exposed to ultraviolet light.c.is formed from a precursor molecule that is modified in the liver and kidneys.d.may be required in the diet if a person is exposed to very little ultraviolet light.E.has all of these properties.

Difficulty: ModerateSeeley - 005 Integumentary... #26Type: Knowledge17.Which of the following is NOT a characteristic of aging of the integumentary system?a.loss of elastic fibers in the skinB.increase in activity of sweat and sebaceous glandsc.decreased number of melanocytesd.loss of pigment in haire.skin becomes thinner and more transparent

Difficulty: ModerateSeeley - 005 Integumentary... #29Type: Knowledge18.Which of the following is FALSE?a.In partial thickness burns, some part of the stratum basale remains intact and able to regenerate.b.In a first degree burn, regeneration of the epidermis comes from within the burn area and from the undamaged tissues at the edges of the burn.C.In partial thickness burns, the dermis and the epidermis are completely destroyed.d.Partial thickness burns can also be classified as first or second degree burns based on the degree of damage to the skin.

Difficulty: EasySeeley - 005 Integumentary... #33Type: Knowledge19.Chef Buoy Yardee is burned on the arm when a kettle of spaghetti sauce explodes. The doctor, using a forceps, pulls on a hair within the area that is burned. The hair easily pulls out. What degree of burn did the patient have?a.first degree burnb.second degree burnC.third degree burn

Difficulty: ModerateSeeley - 005 Integumentary... #36Type: Application20.Malignant melanomaa.is the least dangerous form of skin cancer.B.usually arises from melanocytes in a preexisting mole.c.rarely metastasizes.d.is the most common type of skin cancer.e.is the least dangerous form of skin cancer and usually arises from melanocytes in a preexisting mole.

Difficulty: EasySeeley - 005 Integumentary... #38Type: Knowledge21.To be safe and effective, sunscreen preparations should blocka.UVA only.b.UVB only.C.both UVA and UVB.d.all forms of radiation other than UVA or UVB.

Difficulty: EasySeeley - 005 Integumentary... #40Type: Knowledge22.The type of glands that open on surface of skin and have a watery secretion areA.merocrine sweat glands.b.apocrine sweat glands.c.sebaceous glands.d.both merocrine and apocrine sweat glands.e.All glands of the skin have this property.

Difficulty: EasySeeley - 005 Integumentary... #45Type: Knowledge23.The type of glands that open into a hair follicle and have a thick organic secretion area.merocrine sweat glands.B.apocrine sweat glands.c.sebaceous glands.d.both merocrine and apocrine sweat glands.e.All glands of the skin have this property.

Difficulty: EasySeeley - 005 Integumentary... #46Type: Knowledge24.Which type of glands help to cool the body?A.merocrine sweat glandsb.apocrine sweat glandsc.sebaceous glandsd.both merocrine and apocrine sweat glandse.All glands of the skin have this property.

Difficulty: EasySeeley - 005 Integumentary... #49Type: Knowledge25.What type of glands cause the production of body odor?a.merocrine sweat glandsB.apocrine sweat glandsc.sebaceous glandsd.both merocrine and apocrine sweat glandse.All glands of the skin have this property.

Difficulty: EasySeeley - 005 Integumentary... #50Type: KnowledgeCategory#ofQuestionsDifficulty:Easy18Difficulty:Moderate7Seeley-005Integumentary...25Type:Application1Type:Comprehension2Type:Knowledge22