Exam 6: Interactions Between Cells and The Extracellular Environment

Hyperkalemia would ____________ the resting membrane potential of the cell.

Bulk transport is required for the transport of large polar molecules into or out of cells.

The amount of water in a cell placed in a 0.8 Osm solution would

___________________ comprise an important family of enzymes that can break down extracellular matrix proteins but require a zinc ion cofactor.

Facilitated diffusion of a molecule into a cell would be more rapid if

The glucose carrier of skeletal muscle is designated as

Freezing-point depression is a measure of osmolality.

Which regulatory molecule cannot enter its target cell?

If the intracellular concentration of Ca²⁺ was 10mEq/L and the extracellular concentration was 150mEq/L, the Ca²⁺ equilibrium potential would be

Osmosis and simple diffusion do NOT require the actions of carrier proteins.

The Na⁺/K⁺ pump

Active transport carriers are also called

A one molar solution would contain 6.02 * 10²³ molecules of solute.

A 10% dextrose solution is isotonic to plasma.

Inhibition of receptor-mediated endocytosis

A solution consists of a ____________ which dissolves the _____________.

Passive transport of water is known as

Proteins that extend from the cytoskeleton within the cell, through the plasma membrane, and into the extracellular matrix are

The transport maximum is related to the property known as

The Na⁺/K⁺ pump transports _______ into the cell and ________ out of the cell per cycle.