VT 147 Flashcards Preview

Medical Terminology > VT 147 > Flashcards

Flashcards in VT 147 Deck (19):
0

What is an atom?

The smallest unit of an element that retains the unique properties of that element

1

What is a chemical reaction?

The formation and breaking of chemical bonds

2

What are inorganic compounds and what are examples?

Compounds without a hydrocarbon. Water, salts, acids and bases.

3

What are organic compounds?

Molecules that contain a hydrocarbon. Carbohydrates, lipids, steroids, eicosanoids, and proteins

4

What are acids?

Ionically bonded substances that freely release hydrogen ions when added to water

5

What are bases?

Alkaline compounds that are ionically bonded but release hydroxyl ions when added to water

6

What are five functions of a protein?

Cell structure, structural body tissues, controlling chemical reactions, regulation of growth, defending the body from invaders

7

How many amino acids are used by the body?

20

8

How do enzymes work?

Speed up chemical reactions without being destroyed or altered

9

What is meant by membrane potential?

The difference between the electrical potential between the interior and exterior of the cell

10

Where are the vessels of blood located?

In the dermis

11

What is another name for the dermis?

Corbin

12

What are the basic tissue categories?

Epithelial, connective, muscular, nervous

13

What cellular structure is responsible for RNA production?

The nucleolus

14

Cardiac muscle is ....

Striated involuntary

15

Three major muscle groups

Striated (skeletal), smooth, cardiac

16

What tissue types are membranes composed of?

Epithial and connective

17

What does the lymphatic system do?

Carries excess interstitial tissue fluid to blood vessels near the heart to put fluid back into the bloodstream

18

Of what is lymph made?

Fluid, consists of blood cells (lymphocytes), nutrients, hormones