[ 221 ] Life Science GED ® TEST SCIENCE FLASH REVIEW • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • As your temperature rises, the blood vessels in your skin get larger. This process, called vasodilation, allows for cooling of the blood. What is the purpose of this cooling of the blood? • circulation • digestion • homeostasis List at least three general parts of the body that are included in the musculoskeletal system. Which of the following is true about osmosis? A. Water will move across a semi-permeable membrane from an area of high solute concentration to an area of low concentration. B. Water does not move across semi-permeable membranes. C. Water moves across a semi-permeable membrane driven by a difference in the amounts of solute on the two sides of the membrane until equilibrium is reached. D. A semi-permeable membrane allows large particles to move across with the help of water molecules.