Chapter 3.1/3.2 Flashcards

1
Q

Membranes

A

Thin sheets or layers of pliable tissue

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2
Q

Epithelial membranes

A

Thin sheets of tissue lining the internal & external surfaces or the body

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3
Q

Mucous membranes

A

Thin sheets of tissue lining the body cavities that open to the outside world

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4
Q

Serous membranes

A

Thin sheets of tissues that line body cavities closed to the outer world

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5
Q

Pleura

A

The membrane that encases the lungs

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6
Q

Pericardium

A

The membrane that surrounds the heart

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7
Q

Peritoneum

A

The membrane that lines the abdominal cavity

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8
Q

Serous fluid

A

A thin, clear liquid that serves as a lubricant between parietal and visceral memebrane

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9
Q

Cutaneous membrane

A

Another name for skin

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10
Q

Synovial fluid

A

A clear liquid secreted by synovial membranes that provides cushioning for and reduces friction in synovial joints

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11
Q

Integumentary system

A

Enveloping organ of the body that includes the epidermis, dermis, sudorifeicus & sebaceous glands & nails & hair

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12
Q

Keratin

A

A tough protein found in the skin, hair & nails

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13
Q

Melanocytes

A

Specialized cells in the skin that produce melanin

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14
Q

Melanin

A

A pigment that protects the body against the harmful effects of ultraviolet ray damage from the sun

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15
Q

Epidermis

A

The outer layer of skin

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16
Q

Keratinocytes

A

Cells w/in the epidermis that produce keratin

17
Q

Epidermal dendritic cells

A

Skin cells that initiate an immune response to the presence of foreign bacteria or viruses

18
Q

Merkel cells

A

Touch receptors in the skin

19
Q

Dermis

A

Layer of skin between the epidermis and the hypodermis; includes nerve endings, glands & hair follicles

20
Q

Phagocytes

A

Specialized white blood cells that engulf and consume bacteria, forgein material & debris; distributed throughout the dermis

21
Q

Papillary layer

A

The outer layer of the dermis

22
Q

Reticular layer

A

The layer of skin superficial to the papillary layer

23
Q

Lipocytes

A

Fat-storing cells

24
Q

Sudoriferous glands

A

Sweat glands that are distributed in the dermis over the entire body

25
Q

Ecrine glands

A

The major sweat glands of the body

26
Q

Apocrine glands

A

Glands that secrete a milky fluid consisting of sweat, fatty acids & proteins

27
Q

Sebaceous glands

A

Glands located all over the body that produce sebum

28
Q

Synovial membrane

A

The lining of the synovial joint cavity that produces synovial fluid