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key terms for mr barkers test

cell the basic unit of structure and function in a living thing
cell membrane the outside boundary of a cell
nucleus the control center of a cell that directs the cells activities and contains the info that determines the cells for and function
cytoplasm the material within a cell apart from the nucleus
tissue a group of similar cells that work together to perform the same function
muscle tissue a body tissue that can contract or shorten making body parts move
nervous tissue a body tissue that carries electrical messages back and forth between the brain and every other part of the body
connective tissue a body tissue that provides shape and support and connects all its parts
epithelial tissue a body tissue that covers the surfaces of the body inside and out
organ A structure in the body that is composed of different kinds of tissue
organ system A group of organs that work together to perform a major function in the body
homeostasis the process by which an organisms internal environment is kept stable in spite of changes in the external environment
stress the reactions of a persons body to potentially threatening challenging or disturbing events
skeleton the inner framework made of all the bones in the body
vertebrae the 26 small bones that make up the backbone
marrow The soft connective tissue that fills the internal spaces in bone
compact bone
spongy bone
osteoporosis A condition in which the body’s bones become weak and break easily
involuntary A muscle that is not under conscious control
voluntary A muscle that is under conscious control
skeletal A muscle that is attached to the bones of the skeleton and provides the force that moves the bones
tendon Strong connective tissue that attaches muscle to bone
striated A muscle that appears banded; also called skeletal muscle
smooth Involuntary muscle found inside many internal organs of the body
cardiac Muscle tissue found only in the heart
Created by: kingmuska1000