Ib Sehs Exam Prep Questions And 100% Correct Answers

Drive Reduction Theory {Ans: Humans are motivated to reduce the state of tension caused when certain biological needs are not satisfied}quadriceps femoris {Ans: rectus femoris, vastus intermedialis, vastus medialis, vastus lateralis}function of a carbohydrate {Ans: most widespread source of food energy, function as metabolic fuels, energy stores}right atrium {Ans: chamber that receives deoxygenated blood from the vena cava vein, upper left corner}superior {Ans: above}Personality {Ans: Relatively stable aspects of individuals which distinguish them from other people}inferior {Ans: below}proximal {Ans: closer to the center of the body/attachment point}Wolff's law {Ans: bone adapts to the load it is placed under}acceleration {Ans: rate at which object changes its velocity (a= change in v/t)}Lipolysis {Ans: The breakdown of fat stored in fat cells}Slope of speed vs time graph {Ans: shows acceleration}macronutrients {Ans: carbohydrates, fats, proteins, water}smooth muscle {Ans: only type of unstriated muscle, involuntary, lines blood vessels and hollow organs}sesamoid bones {Ans: short bones embedded into tendon, places of high pressure, include the patella (patella tendon/knee), and a set of smaller bones near the metatarsals}elastic recoil {Ans: elasticity property of the lungs-ability to return back to the resting