APHY 101 FINAL EXAM 4 COMPLETE REAL EXAM ACTUAL TEST QUESTIONS AND CORRECTVERIFIED SOLUTIONS (A NEW UPDATED VERSION)

Ivy Tech APHY 101 Final Examu u u u u




1. What is the difference between anatomy and physiology?
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ANS Anatomy is the study of the structure of body parts, whereas physiology is the st
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molecule, u



udy of the functionof body parts
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2. What are the levels of organization?
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u ANS subatomic particles, atom,macromolecule, organelle, cell, tissue
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, organ, organ system, organis
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,3. What are the requirements of life?
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u ANS Water, food, oxygen, heat, pressure
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4. What are the characteristics of life?
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u ANS Movement (internal or gross); Respon-
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siveness (reaction to internal or external change); Growth (increase in size withoutch
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ange in shape); Reproduction (new organisms or new cells); Respiration (use ofoxyg
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en; removal of CO2); Digestion (breakdown of food); Absorption (movement ofsubsta
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nces through membranes and into fluids); Circulation (movement within bodyfluids); A
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ssimilation (changing nutrients into chemically different forms); Excretion (removal of
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metabolic wastes)
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5. Define homeostasis u




u ANS Body's maintenance of a stable environment
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6. What is a homeostatic mechanism?
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u ANS the body maintains homeostasis througha number of self-
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regulating control systems; examples are regulating body temper-
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,ature and pressure sensitive receptors to regulate body pressure
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7. Define matter u




u ANS Anything that takes up space and has mass (weight). It is com-
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posed of elements.
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8. Define element u




u ANS fundamental substance composed of chemically identical atoms
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9. Define atoms u




u ANS smallest particle of an element; basic unit of matter
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10. What is the structure of an atom?
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u ANS An atom consists of a nucleus containingprotons and neutrons, with electrons i
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n

orbit around the nucleus.
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11. Atomic nucleus u




u ANS the nucleus contains protons and neutrons
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, 12. Proton

u ANS subatomic particle that has a positive charge
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13. Neutron

u ANS subatomic particle that has no charge
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14. Electron

u ANS subatomic particle that has a negative charge
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15. Atomic number u




u ANS number or protons in nucleus
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4u/u17