For diffusion to occur, which condition must be met? A concentration gradient must exist. A hypotonic external environment must exist. A hypertonic external environment must exist. Dynamic equilibrium must exist.

If these are the missing choices: a. to determine skin temperature, place the back of your hand against the patient's skin.b. determine body temperature by touching the patient's hands and feet.c. skin temperature will tell you very little about this patient's condition or well-being.d. the patient's skin temperature and color will likely be warm and red.my answer is: a. to determine skin temperature, place the back of your hand against the patient's skin. using the back of the hand to check for temperature rather than the palm is more effective because the back of the hand has more nerves that can feel and transmit the temperature than the palm.

Processes above and be sure to mention the movement of electrons and energy as the carbon atom moves from one reaction to another.