Please answer all questions. The numbers at the end of each question refer to the textbook page where the question topic is discussed.
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1 | | Which statement concerning the integument is incorrect? (106) |
| | A) | It is the largest organ of the body. |
| | B) | Its appearance and condition are clinically important. |
| | C) | It protects and helps regulate the body. |
| | D) | It is of uniform thickness. |
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2 | | Which of the following are associated structures of the integument? (115) |
| | A) | sweat glands |
| | B) | fingernails |
| | C) | sebaceous glands |
| | D) | all of the above |
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3 | | The skin is thinnest on the (106) |
| | A) | back of the hand |
| | B) | tympanum |
| | C) | ankle |
| | D) | scalp |
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4 | | Which skin property is not of clinical importance? (106) |
| | A) | color |
| | B) | texture |
| | C) | temperature |
| | D) | distribution of melanin |
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5 | | The epidermal layer associated with cellular death and the initiation of keratinization is the stratum (108) |
| | A) | spinosum |
| | B) | granulosum |
| | C) | lucidum |
| | D) | corneum |
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6 | | Which epidermal layer is found only in the palms of the hands and the soles of the feet? (108) |
| | A) | stratum granulosum |
| | B) | stratum spinosum |
| | C) | stratum corneum |
| | D) | stratum lucidum |
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7 | | A needle would pierce the epidermal layers of the forearm in which order? (109) |
| | A) | basale, spinosum, granulosum, corneum |
| | B) | basale, spinosum, granulosum, lucidum, corneum |
| | C) | corneum, lucidum, granulosum, spinosum, basale |
| | D) | corneum, granulosum, spinosum, basale |
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8 | | Which substance is not responsible for skin color? (109) |
| | A) | carotene |
| | B) | melanin |
| | C) | keratin |
| | D) | hemoglobin |
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9 | | Linea albicantes, or stretch marks, are due to tearing of the (111) |
| | A) | reticular layer |
| | B) | elastic layer |
| | C) | papillary layer |
| | D) | hypodermis layer |
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10 | | Adipose cells are found in the (112) |
| | A) | papillary layer |
| | B) | hypodermis |
| | C) | reticular layer |
| | D) | adipose layer |
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11 | | Which of the following is false? (112) |
| | A) | The hypodermis is thicker in males than females. |
| | B) | The hypodermis has abundant loose connective tissue. |
| | C) | The hypodermis stores lipids. |
| | D) | The hypodermis binds the dermis to underlying structures. |
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12 | | A normal body temperature of 98.6 degrees F is maintained in part by (113) |
| | A) | radiant heat loss from dilated blood vessels |
| | B) | evaporation of perspiration |
| | C) | retention of heat from constricted blood vessels |
| | D) | all of the above |
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13 | | Which is associated with heat loss? (113) |
| | A) | the secretion of sweat |
| | B) | the conduction of heat directly through the skin |
| | C) | the cornification of epidermal cells |
| | D) | both a and b |
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14 | | Which muscles are attached to the hair follicles and cause goose bumps? (113) |
| | A) | arrector integument |
| | B) | arrector pili |
| | C) | levator folliculi |
| | D) | arrector folliculi |
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15 | | Which vitamin is synthesized in the skin in the presence of ultraviolet light? (114) |
| | A) | vitamin D |
| | B) | vitamin E |
| | C) | vitamin A |
| | D) | vitamin K |
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16 | | Which is not part of a hair? (115) |
| | A) | a shaft |
| | B) | a root |
| | C) | a follicle |
| | D) | a bulb |
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17 | | Hair color is determined by the (116) |
| | A) | type of pigment produced in the stratum basale |
| | B) | amount of pigment produced in the stratum basale |
| | C) | air spaces in the hair shaft |
| | D) | all of the above |
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18 | | Arrector pili are (113) |
| | A) | skeletal muscles |
| | B) | voluntary smooth muscles |
| | C) | involuntary smooth muscles |
| | D) | follicle glands |
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19 | | Fetal hair is referred to as (116) |
| | A) | definitive |
| | B) | angora |
| | C) | vellus |
| | D) | lanugo |
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20 | | A man's beard consists of which type of hair? (116) |
| | A) | definitive |
| | B) | angora |
| | C) | vellus |
| | D) | lanugo |
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21 | | Sebaceous glands secrete (118) |
| | A) | oil |
| | B) | sweat |
| | C) | wax |
| | D) | melanin |
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22 | | During prenatal development, hair, glands, and nails form from (120) |
| | A) | mesoderm |
| | B) | mesenchyme |
| | C) | endoderm |
| | D) | ectoderm |
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23 | | The dermis is derived from (120) |
| | A) | mesoderm |
| | B) | endoderm |
| | C) | ectoderm |
| | D) | periderm |
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24 | | At 6 weeks, the ectodermal layer differentiates into the (120) |
| | A) | periderm and vernix caseosa |
| | B) | germinal layer and vernix caseosa |
| | C) | periderm and germinal layers |
| | D) | basal and germinal layers |
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25 | | Which gives rise to the entire epidermis and associated structures? (120) |
| | A) | the periderm |
| | B) | the germinal layer |
| | C) | the mesenchyme |
| | D) | the vernix caseosa |
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26 | | Which of the following structures is (are) associated with the development of hair follicles? (121) |
| | A) | the hair papillae |
| | B) | the germinal matrix |
| | C) | mesenchyme and epithelial cells |
| | D) | all of the above |
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27 | | Which skin disease is potentially life threatening? (121) |
| | A) | psoriasis |
| | B) | melanoma |
| | C) | erythema |
| | D) | dermatitis |
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28 | | What is the deepest layer affected by a second-degree burn? (122) |
| | A) | stratum basale |
| | B) | epidermis |
| | C) | dermis |
| | D) | hypodermis |
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29 | | Blistering followed by complete recovery are characteristic of what type(s) of burn? (122) |
| | A) | first-degree |
| | B) | second-degree |
| | C) | third-degree |
| | D) | both a and b |
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30 | | Stratum germinativum is a layer in the skin that undergoes mitosis and is composed of (107) |
| | A) | stratum spinosum and stratum granulosum |
| | B) | stratum basale and the papillary layer |
| | C) | stratum basale and stratum granulosum |
| | D) | stratum basale and stratum spinosum |
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31 | | Carotene, a yellowish pigment that adds to the coloration of the skin, is not found in which layer of the skin? (110) |
| | A) | stratum spinosum |
| | B) | stratum basale |
| | C) | dermis |
| | D) | hypodermis |
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32 | | Innervation of the skin occurs in which layer of the skin? (108) |
| | A) | epidermis |
| | B) | stratum basale |
| | C) | dermis |
| | D) | hypodermis |
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33 | | Which receptor(s) is (are) sensory receptors found in the dermis? (111) |
| | A) | pressure |
| | B) | temperature |
| | C) | pain |
| | D) | all of the above |
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34 | | The function(s) of the hypodermis include (112) |
| | A) | binding the dermis to underlying organs |
| | B) | storing lipids |
| | C) | insulating and cushioning the body |
| | D) | all of the above |
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35 | | The skin protects the body from all of the following except (112) |
| | A) | UV light |
| | B) | external pathogens |
| | C) | ingested poisons |
| | D) | water loss |
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36 | | Which of the following is not an epidermal derivative? (115) |
| | A) | nails |
| | B) | salivary glands |
| | C) | hair |
| | D) | sweat glands |
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37 | | The most common type of hair found on the body is (116) |
| | A) | lanugo |
| | B) | angora |
| | C) | definitive |
| | D) | all of the above |
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38 | | The _______ covers the root of the nail. (117) |
| | A) | eponychium |
| | B) | hyponychium |
| | C) | lunule |
| | D) | nail bed |
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39 | | Which of the following is not one of the glands of the skin? (118) |
| | A) | sebaceous |
| | B) | vestibular |
| | C) | sudoriferous |
| | D) | ceruminous |
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40 | | Ceruminous glands are found in the (119) |
| | A) | external auditory canal |
| | B) | nasal cavity |
| | C) | axilla |
| | D) | scalp |
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41 | | Skin transplants are frequently necessary following (122) |
| | A) | first-degree burns |
| | B) | second-degree burns |
| | C) | third-degree burns |
| | D) | all of the above |
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