Terms Levels of Organization Characteristics Of Life Systems Homeostasis 1 pt 1 pt 1 pt 1 pt 1 pt 2 pt 2 pt 2 pt 2 pt 2 pt 3 pt 3 pt 3 pt 3 pt 3 pt 4 pt 4 pt 4 pt 4 pt 4 pt 5 pt 5 pt 5 pt 5 pt 5 pt1 The scientific investigation of processes or functions of living things. How things work? 2 Physiology 3 A person standing erect with arms at the sides and palms anterior. 4 Anatomical Position 5 General term for the scientific discipline that investigates the body’s structure. 6 Anatomy 7 A plane that divides the body into EQUAL right and left halves. 8 Midsagittal Plane 9 A plane that divides the body into anterior and posterior portions. 10 Frontal (Coronal) Plane 11 Basic unit of all living things. 12 - Cell 13 A group of organs working together with a common function. 14 Organ System 15 A group of cells working together to perform a similar function. 16 Tissue 17 A group of tissues working together to perform a similar function. 18 Organ 19 All of your systems working togeter. 20 Organism (Individual) 21 All the chemical reactions in the body. 22 Metabolism 23 The ability to sense changes and adapt to the environment. 24 Responsiveness 25 Increase in growth vs Change over time. 26 Growth & Development 27 Creating new cells or organisms. 28 Reproduction 29 List all the characteristics of life. 30 Organization Metabolism Responsiveness Growth Development (morphogenesis/differentiation) Reproduction 31 Contraction for the maintenance of posture & movement 32 Muscular System 33 Framework for support. 34 Skeletal System 35 Release of hormones 36 Endocrine System 37 Transportation of fluids; (blood) 38 Cardiovascular System 39 Communication, Integration, & Control of Systems 40 Nervous System 41 To maintain a stable, internal environment 42 Homeostasis 43 Most body systems are what type of feedback mechanism? 44 Negative Feedback- opposes the change 45 If a something deviates away from the set point; can result in death 46 Positive Feedback 47 The ideal, normal range of a variable 48 Set Point 49 What are the three components of a negative feedback system? 50 Receptor- monitors the value of variable Control Center- establishes set point; where variable is maintained Effector- can change the value of the variable 51