Physiology and Anatomy vocabulary 2

Question 1

the membrane found in all cells that separates the interior of the cell from the outside environment.

Answer 1

Plasma Membrane

Question 2

Jelly like liquid that fills the inside of a cell.

Answer 2

Cytoplasm

Question 3

Specialized structure that performs various jobs inside of the cell.

Answer 3

Organelles

Question 4

Double membrane organelle that contains genetic material.

Answer 4

Nucleus

Question 5

Continuous double layer of lipid molecules in which membrane proteins are embedded.

Answer 5

Lipid Bi-layer

Question 6

A lipid containing a phosphate group in its molecule. Has a hydrophilic “head” and a hydrophobic “tail”.

Answer 6

Phospholipid

Question 7

A waxy, fat-like substance found in all cells of the body.

Answer 7

Cholesterol

Question 7

Carbohydrate attached lipid, which associated with cell membranes.

Answer 7

Glycolipid

Question 8

Allowing some but not all molecules to pass.

Answer 8

Selective Permeability

Question 9

Acts as a catalyst in living organisms.

Answer 9

Enzymes

Question 10

Substance that is dissolved in the solution.

Answer 10

Solute

Question 10

Substance that dissolves a solute.

Answer 10

Solvent

Question 10

Homogeneous mixture that is made up of a solute dissolved within a solvent.

Answer 10

Solution

Question 11

The measure of the amount of a sub-component in a solution.

Answer 11

Concentration

Question 11

Measurement of how the concentration of something changes from one place to another.

Answer 11

Concentration Gradient

Question 11

Movement of a substance from an area of high concentration to an area of low concentration.

Answer 11

Diffusion

Question 11

The net movement of water through a selectively permeable membrane. Moves from high water concentration to lower.

Answer 11

Osmosis

Question 12

The state in which all forces acting on the body are balanced with an equal and opposite force.

Answer 12

Equilibrium

Question 13

Found in the plasma membrane. Extend through bi-layer (Transports/Channels).

Answer 13

Internal Protein

Question 14

Found in the plasma membrane. Loosely attached to the outside or inside of the bi-layer (Signals/Carrier).

Answer 14

Peripheral Proteins