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AP Ch 1 Learning Targets. LT 1-3. 1. Differentiate between anatomy & physiology 2. List and explain the functions necessary for maintaining life (characteristics of life) 3. Define metabolism and apply this term to the characteristics of life. Anatomy-structure physiology- function.
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LT 1-3 • 1. Differentiate between anatomy & physiology • 2. List and explain the functions necessary for maintaining life (characteristics of life) • 3. Define metabolism and apply this term to the characteristics of life
LT #2-3 • Characteristics of Life • Movement - self initiated change in position, motion of internal parts • Responsiveness (irritability) - Ability to sense changes and react to them • Growth - increase in body size • Reproduction - Parents produce offspring / producing new individuals • Respiration - Obtaining oxygen (O2), using it to release energy from food substances, and getting rid of wastes • Digestion - Chemically changing (breaking down) food substances, and getting rid of wastes • Circulation - Movement of substances throughout the body • Excretion - Removal of wastes • METABOLISM:: All physical and chemical changes occurring in an organism • HOMEOSTASIS: Tendency of the body to maintain a stable, balanced internal environment. Accomplished by 11 body systems (LT 11)
Explain the mechanisms of actions of negative and positive feedback control systems • Sweat, shiverChild birth • Eat, drink (most)Blood clotting