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1. tissues: Groups of cells with a common structure and function.
2. simple squamous: single layer of flattened cells that are scale-like;
lining of blood and lymphatic vessels; diffusion, filtration, and osmosis;
3. simple cuboidal: single layer of cells that are as tall as they are
wide; glands, kidney tubules; secretion, absorption
4. simple columnar: single layer of tall, narrow cells; taller than they are
wide like a column; surface layer of lining of stomach, intestines, parts
of respiratory tract; protection, secretions, transport (absorption)
5.stratified squamous: many layers; named for the shape of cells in the
outer layer; outermost layer(s) are flattened cells; surface of skin
(epidermis); protection
6. stratified transitional: many layers of varying transitional shapes,
capable of stretching; tissue with cell shapes that change when the
tissue is stretched; named for the shape of cells in the outer layer;
urinary bladder; protection
7. pseudostratified columnar: single layer of tall cells that wedge
together to appear as if there are two or more layers; named for the
shape of cells in the outer layer; surface lining of trachea; protection
8. epithelial tissue: forms sheets that cover or line the body; very little
matric because the cells are so closely connected to each other; form
continuous sheets that contain no blood vessels
9. connective tissue: provides structural and functional support; mostly
matrix, with cells few and far between; most abundant and widely
distributed tissue in the body; exists in more varied forms than any
other tissue type; found in skin, membranes, muscles, bones, nerves,
and all internal organs
10.muscle tissue: contracts to produce movement; movement
specialists of the body; higher degree of contractility (ability to shorten
or contract) than any other tissue cells; can maintain contraction to
provide stability and body heat; slow to heal and often replaced by
fibrous scar tissue if injured; skeletal, cardiac, and smooth
11.nervous tissue: senses, conducts, and processes information;
provides rapid communication between body structures to control
body functions and maintain homeostasis; consists of neurons and glia
(neuroglia)
12.homeostasis: the relative constancy of the internal fluid environment
13.matrix (extracellular matrix or ECM): the amount and kind of fluid
material between cells; location outside and between cells; like jelly,
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, Structure & Function of the Body Ed 16 Patton Ch 4
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made up of mostly water with various interlocking fibers that thicken it
14.collagen: a protein that forms microscopic twisted ropes within the
matrix of many tissues; give tissue flexible strength; strong but
flexible fibrous protein
15.elastin: present in some tissues; rubbery quality of this protein gives
tissue the ability to stretch and rebound easily
16.epithelium: a sheet of epithelial tissue
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