Ch. 5 Flashcards

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1
Q

Covers the external surface of the body

A

Cutaneous membrane

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2
Q

Superficial, thinner layer of skin composed of keratinized stratified squamous epithelium

A

Epidermis

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3
Q

Beneath the skin. Also called hypodermic

A

Subcutaneous

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4
Q

Another name for the subcutaneous layer; consists of areolar and adipose tissues

A

Hypodermis

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5
Q

Oval-shaped pressure receptor located in the dermis or subcutaneous tissue and consisting of concentric layers of connective tissue wrapped around the dendrites of neurons

A

Lamellated corpuscle

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6
Q

The most numerous of the epidermal cells;produces keratin

A

Keratinocytes

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7
Q

A dark black, brown, or yellow pigment found in some parts of the body such as the skin, hair, and pigmented layer of the retina

A

Melanin

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8
Q

Layer of dense irregular connective tissue lying deep to the epidermis

A

Dermis

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9
Q

Fingerlike projection of the papillary region of the dermis that may contain blood capillaries or corpuscle ps of touch

A

Dermal papillae

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10
Q

Abnormal, nonpathological, partial, or total absence of pigment in skin, hair and eyes

A

Albinism

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11
Q

Antioxidant precursor of vitamin A, which is needed for synthesis of photopigments; yellow-orange pigment present in the stratum cornermen of the epidermis. Accounts for the yellowish coloration of skin

A

Carotene

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12
Q

Substance in red blood cells consisting of the protein globin and the iron-containing red pigment heme that transports most of the oxygen and some carbon dioxide in blood

A

Hemoglobin

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13
Q

A threadlike structure produced by hair follicles that develops in the dermis

A

Hair

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14
Q

Structure, composed of epithelium and surrounding the root of the hair, from which hair develops

A

Hair follicle

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15
Q

An exocrine gland in the dermis of the skin, almost always associated with a hair follicle, that secretes sebum

A

Sebaceous gland

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16
Q

An apocrine or eccrine exocrine gland in the dermis or subcutaneous layer that produces respiration

A

Sudoriferus gland

17
Q

A modified sudoriferus gland in the external auditory meatus that secretes ear wax

A

Ceruminous gland

18
Q

A hard plate, composed largely of keratin, that develops from the epidermis of the skin to form a protective covering on the dorsal surface of the distal phalanges of the fingers and toes

A

Nail