a&p prac quiz chap 5
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| The outermost layer of the skin is the | epidermis
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| The subcutaneous region can also be referred to as the | Hypodermis
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| The layer within the epidermis that acts as the foundation providing new cells is the _______. | Stratum Basale
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| The superficial cells of the __________ are sloughed off and continually replaced. | Stratum corneum
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| _________ prevents excessive dryness and keeps skin soft and pliable. | Sebum
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| Appocrine sweat glands are located | in the genital and axillary regions.
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| Eccrine sweat glands are located | throughout the body.
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| Ceruminous glands are specialized _______ glands. | Sweat
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| If body temperature increases above normal, what occurs? | sweating occurs and blood vessels of the dermis dilate
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| The pigment of the skin which contributes to skin coloration is | Melanin
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| A major difference between the eccrine sweat glands and the appocrine sweat glands is that eccrine glands empty into/onto _______ while appocrine glands empty into/onto _______. | The skin surface; and hair follicle
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| Keratin is a ________ that is secreted by cells of the epidermis to waterproof the skin and protects against abrasion. | protein
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| The integumentary system comprises | skin, glands, hair, and nails.
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| Exposure to sunlight stimulates the production of | melanin and vitamin D.
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| The integument consists of an outer _________ and an underlying ________. | epidermis; dermis
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| The epidermis is formed of _________ epithelium, and its outermost layer consists of dead cells filled with ________. | stratifed squamous; keratin
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| The skin pigment that provides protection from ultraviolet radiation is ________, which is produced by __________. | melanin; melanocytes
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| The ________ is composed of fibrous connective tissue whose strength and toughness results from abundant _________ fibers. | dermis; collagen
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| Adipose tissue in the _________ provides insulation that reduces the body's heat loss or gain. | hypodermis
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| New cells of the epidermis are continuously formed in the | stratum basale.
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| The _________ lacks blood vessels and must be nourished by materials diffusing from blood vessels in the _________. | epidermis; dermis
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| The root of a hair is located within a _________, an inward tubular extension of the epidermis into the dermis. | Hair Follicle
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| The predominant tissues composing the hypodermis are _________ tissue and ________ tissue. | loose connective; adipose
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| Fingernails and toenails are formed of | keratinized epidermal cells.
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| Glands secreting an oily liquid into hair follicles are _________ glands. | sebaceous
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| _________ sweat glands occur over all of the body and secrete a watery perspiration to cool the body. | Eccrine
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| __________ sweat glands empty their secretions into hair follicles in axillary and genital areas of the body. | Apocrine
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| Select the correct statement. 29 | Exposure of the skin to sunlight stimulates the production of vitamin D.
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| Select the correct statement. 30 | When body temperature is higher than normal, blood flow to the skin is increased.
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| Accessory structures such as hair and glands develop from the | Epidermis
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