Cell Biology Basics

Question 1

What is the function of the cell membrane?

Accepted Answer

Selective communication

Question 2

__________ aids in transmitting electrical impulses in cardiac muscle.

Accepted Answer

Potassium

Question 3

Your patient has a history of COPD and a chief complaint of SOB. His pH is 7.28 and his CO2 is 51. What is he in?

Accepted Answer

Respiratory acidosis

Question 4

The movement of molecules from a lower concentration to higher concentration using energy is called

Accepted Answer

Active transport

Question 5

_____ regulates water distribution in the body; it is primarily found _____ of the cell.

Accepted Answer

Sodium; outside (extracellular)

Question 6

The movement of water from an area with lower concentration of solutes to an area of higher concentration is called...

Accepted Answer

Osmosis

Question 7

Which type of metabolism requires oxygen?

Accepted Answer

Aerobic

Question 8

What is true of the portal venous system?

Accepted Answer

Blood from GI tract sent to liver for filtration

Question 9

Which organelle is the control center?

Accepted Answer

Nucleus

Question 10

Hyperventilating patient is at risk for?

Accepted Answer

Respiratory Alkalosis

Question 11

In metabolic acidosis, the kidneys will:

Accepted Answer

Retain HC03- ions and excrete H+ ions.

Question 12

What do carbohydrates provide for the cell?

Accepted Answer

Energy

Question 13

What is the body's normal pH range?

Accepted Answer

7.35-7.45

Question 14

What is the end product of anaerobic metabolism?

Accepted Answer

Lactic acid

Question 15

What is the end product of aerobic metabolism?

Accepted Answer

Carbon dioxide

Question 16

Which process produces ATP?

Accepted Answer

Cellular respiration

Question 17

What is the basic unit of life?

Accepted Answer

Cell

Question 18

What is the role of nucleic acids?

Accepted Answer

Genetic information

Question 19

What do proteins do in a cell?

Accepted Answer

Perform cellular functions

Question 20

True or false: Anaerobic metabolism is more efficient than aerobic.

Accepted Answer

False

Question 21

The movement of molecules from an area of high concentration to low concentration is called...

Accepted Answer

Diffusion

Question 22

Select all that apply: What is the normal end product of cellular respiration.

Accepted Answer

Carbonic acid, H2CO3

Questions 22