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A & P Lab

weeks 1-6

QuestionAnswer
Endoplasmic Recticulum (ER) Network of channels within the cell that act as "highway" for the movement of chemicals and as sites for chemical processing.
Homeostasis the stability, balance or equilibrium within a cell or the body. It is an organism's ability to keep a constant internal environment.
Homeostatic control mechanisms process for maintaining or restoring homeostasis.
Four major groups of organic substances carbohydrates lipids proteins nucleic acids
function group an arrangement of atoms attached to the carbon core of many organic molecules. also called radical.
Carbohydrates are divided into three types or classes that are characterized by the length of their carbon chains. Monosaccharides Disaccharides Polysaccharides
What is pH? The measurement of acidity or alkalinity of a substance when dissolved in water.
Phospholipids Dissolve not so well in water
Hydrophobic tails Do not attract water
Amphipathic they have both hydrophilic and hydrophobic tails
Hydrophilic Attract water
Three primary germ layers Endoderm (epidermis) Mesoderm (dermis) Ectoderm (lining of gastrointestinal tract)
Major tissues of the body Epithelial tissue Connective tissue Muscle tissue Nervous tissue
Components of extracellular matrix (ECM) Water Proteins Glysoprotein Proteoglycans Polysacchrides
Flexion decreases the angle between the bones of the joint.
Extension increases the angle between the bones and joints
abduction Moves a body part away from the midline of the body.
Adduction Moves a body part toward the midline of the body.
pronation Is the movement of the forearm palm facing downward.
Supination Is movement of the forearm palm facing upward.
Rotating Involves pivoting around an axis.
Circumduction Is moving a body part so it is distal and moves in a circle.
Created by: ccbrown17
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