water-soluble nutrients stored in blood are routed directly from the small intestine through the portal vein to the?

what statement best describes the difference between the sympathetic and parasympathetic nervous systems?

the sympathetic nervous system prepares the body for intense physical activity and is often referred to as the fight-or-flight response. the parasympathetic nervous system has almost the exact opposite effect and relaxes the body and inhibits or slows many high energy functions.

b. lithosphere, asthenosphere, mesosphere   is the answer most likely

sound moves fastest in solids because the molecules are tightly packed and it allows sound to vibrate