URI PSY 381 Exam 2

URI PSY 381 Exam 2 membrane potential - ANSWER-the difference in energy charge between inside and outside of the cell. the inside of the cell is ________ charged - ANSWER-negatively resting membrane potential= - ANSWER--70mV 2 main factors that contribute to distribution of ions and resting potential - ANSWER-diffusion and electrostatic pressure Diffusion - ANSWER-particles move from an area of higher concentration to lower concentration electrostatic pressure - ANSWER-likes repel, opposites attract ions that contribute to resting potential - ANSWER-sodium, chloride, potassium, negatively charged proteins intracellular fluid contains - ANSWER-A- and K+ extracellular fluid - ANSWER-Na+ and Cl- Cl- is at what at resting potential - ANSWER-equilibrium where does A- remain during the resting potential - ANSWER-inside the cell Na+ is driven _____ the cell by both electrostatic forces and diffusion - ANSWER-into