Histology Flashcards

1
Q

Functions of Epithelial Tissue (avascular)

A

Absorption, Secretion, Protection, Filtration

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2
Q

Function of Simple Squamous

A

Rapid diffusion of materials
Found in blood vessels and lung tissues

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3
Q

Function of Simple Cuboidal

A

Secretion and absorption of substances. Found in tissues of the kidney

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4
Q

Function of Simple Columnar

A

Secretion of mucus for protection and absorption of substances. May have cilia/goblet cells. Found in digestive tract

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5
Q

Function of Stratified Squamous

A

Thick layers that provide protection for lower layers. Found in epidermal layer of skin

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6
Q

Stratified Cuboidal

A

More than one layer of cuboidal cells. Rare in body. Found in salivary and mammary glands

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7
Q

Stratified Columnar

A

Free surface is lined with columnar cells. Rare in body. Found in larynx and male urethra

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8
Q

Pseudo-Stratified

A

Cell nuclei are found at different levels, so it appears stratified, but isn’t. Secretes and absorbs substances. Found in upper respiratory system

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9
Q

Transitional Epithelium

A

Free surface of cells vary in appearance based on stretching of tissue. Found in urinary bladder

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10
Q

Functions of Connective tissue

A

Provides support, insulation, protection, and transports substances

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11
Q

Location of Areolar Loose CT

A

Under epithelium and around other organs

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12
Q

Types of fibers/threads

A

Collagen, elastic, or reticular

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13
Q

Function/Location of Adipose Loose CT

A

Insulates/ warms the body. Provides nutrients to other cells

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14
Q

Function/ location of regular DT

A

Collagen fibers arranged in 1 direction. Provides “tensile strength”. Found in ligaments and tendons

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15
Q

Function/Location of Irregular DT

A

Collagen fibers arranged in many directions. Provides strength in multiple directions. Found in capsules around organs

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16
Q

Function/Location of Elastic DT

A

Provides flexible cushioning. Found between vertebrae and in arteries

17
Q

Cartilage

A

No nerves or blood vessels

18
Q

Hyaline Cartilage

A

Found in larynx, bridge of nose, and ribs. Few collagen fibers. Has Lacuna cells

19
Q

Fibrocartilage

A

Lots of collagen fibers, most running parallel. Found in intervertebral spaces. Lacuna cells

20
Q

Elastic Cartilage

A

Elastic fibers. Found in outer ear and tip of nose