Structured Function of the Body Ed 16 Patton Ch 4 Revision Questions an with Answers

Structured Function of the Body Ed 16 Patton Ch 4 Revision Questions an with Answers tissues - Groups of cells with a common structure and function. simple squamous - single layer of flattened cells that are scale-like; lining of blood and lymphatic vessels; diffusion, filtration, and osmosis; simple cuboidal - single layer of cells that are as tall as they are wide; glands, kidney tubules; secretion, absorption 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) 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 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 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 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 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 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