A. breathing; air passageways and lungs B. heart rate; heart and blood vessels C. resistance to disease; immune system D. ability to walk; skeletal and muscular systems
A. The bones of the skull are joined tightly to protect the brain. B. The bones of the hand are joined loosely to allow fine movement. C. The urinary bladder has a thick lining that helps to prevent escape of urine into the body but stretches to hold urine. D. All of the choices are correct.
A. Atom (the smallest unit of matter participating in a chemical reaction) B. Cell (the basic structural and functional unit of an organism) C. Molecule (two or more atoms joined together) D. Organ (structure composed of two or more cells)
A. Cell B. Organ C. Organ system D. All of the choices are correct
A. Immune surveillance, metabolism, growth, reproduction B. Metabolism, responsiveness, movement, growth, differentiation, reproduction C. Breathing, immune surveillance, metabolism D. Waste removal, responsiveness, reproduction
A. Tetrabolism and nebolism B. Catabolism and betabolism C. Metabolism and anabolism D. Catabolism and anabolism
A. Changes in the external environment B. Changes in the internal environment C. Psychological stressers D. All of the choices are correct
A. Receptor (monitors the changes in a controlled condition and sends input to a controlled centre) B. Control centre (receives input from a receptor and analyses it) C. Effector (analyses receptor output to determine if a controlled condition is correctly maintained) D. None of these statements are mismatched
A. The elbow is superficial to the shoulder. B. The left and right shoulders are contralateral to each other. C. The humerus is lateral to the sternum. D. The heart is superior to the diaphragm.