Question: The concentration of calcium inside a cell is 0.3%. The concentration of calcium outside the cell is 0.1%. How could the cell transport even more calcium to the inside?

Answer: active transport

Question: Transfer signals from the extracellular environment to the cytoplasm of the cell

Answer: receptors

Question: An exergonic chemical reaction

Answer: releases energy as the reaction progresses

Question: Which body fluid compartment contains high levels of K+, large anions, and proteins?

Answer: intracellular fluid only

Question: Which of the following is NOT true of diffusion in the human body

Answer: Smaller molecules take longer to diffuse than larger ones

Question: The movement of molecules against the concentration gradient

Answer: Active Transport

Question: The cell membrane acts as a good

Answer: Electrical Insulator

Question: The inside of a resting cell is slightly negative relative to the outside. This is an example of

Answer: Electrical Disequilibrium

Question: Permeability is a property of

Answer: membranes.

Question: Sodium ions are more concentrated in the extracellular fluid than in the intracellular fluid. This is an example of

Answer: chemical disequilibrium.