Medical Terminology - Key Terms and Definitions (E-O)

Question 1

Elements

Answer 1

A pure substance that is unique. Hydrogen, oxygen, carbon, nitrogen, calcium, and iron are well-known examples.

Question 2

Epithelial Membrane

Answer 2

Epithelium attached to a layer of connective tissue.

Question 3

Filler words

Answer 3

Additional words that make a definition complete.

Question 4

Frontal plane

Answer 4

Divides anterior and posterior. Also known as the coronal plane.

Question 5

Homeostasis

Answer 5

The steady internal conditions that living things keep up.

Question 6

Inferior (or cadual)

Answer 6

Describes a position below or lower than another part of the body proper, near or toward the coccyx or the lowest part of the spinal column.

Question 7

Lamina propria

Answer 7

Underlying connective tissue that helps support the fragile epithelial layer.

Question 8

Lateral

Answer 8

Describes the side or direction toward the side of the body.

Question 9

Medial

Answer 9

Describes the middle or direction toward the middle of the body.

Question 10

Molecule

Answer 10

Chemical building blocks of all bodies.

Question 11

Mucous Membrane

Answer 11

Epithelial membranes that line the body cavities and hollow passageway that open to the external environment.

Question 12

Organ

Answer 12

A collection of tissues joined in a structural unit to serve a common function.

Question 13

Organ system

Answer 13

Biological system consisting of a group of organs that work together to perform one or more functions.

Question 14

Organelles

Answer 14

A specialized subunit, usually within a cell, that has a specific function.

Question 15

Organism

Answer 15

Biological living system that functions as an individual life form.