Biology 235: Physiology and Anatomy I: Midterm 1 Exam Questions And Answers Distinction Guaranteed.

Parathyroid Hormone (PTH) - correct answer increases concentration of calcium ions in blood Calcitonin - correct answer decreases concentration of calcium in blood Positive feedback loop - correct answer reinforces or strengthens a change in a controlled condition. change continues until interrupted by some mechanism. negative feedback loop - correct answer reverses a change in a controlled condition feedback system components - correct answer stimulus, disruption in controlled condition, receptors, control center, effectors, response, return to homeostasis Molecule with covalent bonds - correct answer molecule with hydrogen bonds - correct answer Anatomy - correct answer Science of body structures and relationship among them Physiology - correct answer Science of body functions What are the structural levels of organization? - correct answer 1. Chemical, 2. cellular, 3. tissue, 4. organ, 5. system, 6. organism What are the 11 systems of the human body? - correct answer Integumentary (skin), Skeletal, muscular, Nervous, endocrine (hormones), cardiovascular, lymphatic (immune response), respiratory, digestive, urinary, reproductive Metabolism - correct answer sum of all chemical processes in the body catabolism - correct answer breakdown of chemicals to other components anabolism - correct answer building up of chemicals to other ocmponents Name the basic life processes - correct answer metabolism (catabolism, anabolism), responsiveness (detect & respond to changes), movement, growth, differentiation (development of a cell from unspecialized to specialized), reproduction (formation of new cells or an individual). intracellular fluid - correct answer fluid within cells extracellular fluid - correct answer fluid outside of cells (blood plasma, lymph, cerebrospinal fluid, synovial fluid...) basic anatomical regions - correct answer cephalic (head), cervical (neck, upper limb, lower limb superior - correct answer towards the head inferior - correct answer away from the head anterior - correct answer near the front of the body