The body must keep a correct electrolyte balance in body fluids for the proper function of and nerve cells. a. marrow b. blood c. muscle d. bone

Oxygen passes through capillary walls and into interstitial space where cells absorb ? a. nitrogen, b. oxygen, c. carbon dioxide, d. metabolic waste

Which is an internal barrier to seeking with mental problems? a) lack of parent permission b)complex mental health system c) difficulty paying for servicesd) cultural and religious conflicts

In which way does nicotine cause addiction? by stimulating the brain’s pleasure center by increasing blood-sugar levels by decreasing dopamine levels by reducing depression and anxiety