Exam 1

Question 1

Differentiation

Answer 1

When cells become specialized to perform one kind of function.

Question 2

What are the 8 main functions of a cell?

Answer 2

1. Movement
2. Conductivity
3. Metabolic Absorption
4. Reproduction
5. Respiration
6. Excretion
7. Secretion
8. Communication

Question 3

Cellular Metabolism

Answer 3

All of the chemical processes that occur within a cell in order for it to function.

Question 4

Anabolism

Answer 4

The energy using process of metabolism.

Question 5

Catabolism

Answer 5

The energy releasing process.

Question 6

ATP

Answer 6

The universal “fuel” inside living cells.

Question 7

Catabolism Stages

Answer 7

1. Digestion
2. Glycolysis and Oxidation
3. Citric Acid Cycle

Question 8

Anaerobic Glycolysis

Answer 8

A method used by cells when oxygen is not available to create ATP.

Question 9

Diffusion

Answer 9

The movement of a solute molecule from an area of greater concentration to an area of lesser solute concentration.

Question 10

Hydrostatic Pressure

Answer 10

The force of water pushing against cellular membranes.

Question 11

Osmolality

Answer 11

Measures the number of milliosmoles per weight of water.

Question 12

Osmolarity

Answer 12

Measures the number of milliosmoles per volume of solution.

Question 13

Normal Osmolality of Body Fluid

Answer 13

280 to 294 most/kg

Question 14

Oncotic Pressure

Answer 14

The overall osmotic effects or colloids or plasma proteins.

Question 15

Resting Membrane Potential

Answer 15

The difference in electrical charge or voltage.

Question 16

Action Potential

Answer 16

A rapid change in resting membrane that exceeds the membranes threshold.

Question 17

Depolarization

Answer 17

The decrease in stimulus in a membrane.