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MedTerm Overview - Prefix, Suffix, Combining Words

Four word parts

1. Word root 2. Prefix 3. Suffix 4. Combining form

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MedTerm Overview - Prefix, Suffix, Combining Words

Word root

the word part that is the core of the word. eg. play/er, play is the word root; arthr/itis, arthr (which means joint) is the word root hepat/itis, hepat (which means liver) is the word Root

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MedTerm Overview - Prefix, Suffix, Combining Words

Suffix

word part attached to the end of the word rot to modify its meaning eg. play/er, -er is the suffix hepat/ic, -ic (which means pertaining to) is the suffix Hepat/itis, -itis (which mean inflammation) is the suffix

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MedTerm Overview - Prefix, Suffix, Combining Words

Prefix

word part attached to the beginning of a word to modify its meaning eg. re/play, re- is the prefix sub/hepat/ic, sub- (which means under) is the prefix intra/ven/ous, intra- (which means within) is the prefix, ven (which means vein) is the word root, -ous (which means pertaining to) is the suffix

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MedTerm Overview - Prefix, Suffix, Combining Words

Combining Form

a word root with the combining vowel attached, separated by a vertical slash eg. arthr/o oste/o

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MedTerm Overview - Prefix, Suffix, Combining Words

Combining Vowel

the word part, usually an O, used to ease pronunciation eg. oste/o/arthr/itis

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MedTerm Overview - Prefix, Suffix, Combining Words

Four guidelines for using combining vowels

1. When combining a word root and a suffix , a combining vowel is used if the suffix does not begin with a vowel 2. When connecting a word and a suffix, a combining vowel is usually not used if the suffix begins with a vowel 3. When connecting two word roots, a combining vowel is usually used even if the vowels are present at the junction 4. When connecting a prefix and a word root, a combining vowel is not used

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MedTerm Overview - Prefix, Suffix, Combining Words

Cell

basic unit of all living things

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MedTerm Overview - Prefix, Suffix, Combining Words

cell membrane

forms the boundary of the cell

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MedTerm Overview - Prefix, Suffix, Combining Words

cytoplasm

gel-like fluid inside the cell

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MedTerm Overview - Prefix, Suffix, Combining Words

nucleus

largest structure within the cell, it contains chromosomes fro the cellular reproduction and is the control center of the cell

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MedTerm Overview - Prefix, Suffix, Combining Words

chromosomes

located in the nucleus of the cell.

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MedTerm Overview - Prefix, Suffix, Combining Words

genes

regions within the chromosome that determine hereditary characteristics

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MedTerm Overview - Prefix, Suffix, Combining Words

DNA (deoxyribonuleic acid)

comprises each gene; is a genetic material that regulates the activities of the cell

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MedTerm Overview - Prefix, Suffix, Combining Words

Tissue

group of similar cells that preforms a specific function

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MedTerm Overview - Prefix, Suffix, Combining Words

muscle tissue

composed of cells that have a special ability to contract, usually producing movement

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MedTerm Overview - Prefix, Suffix, Combining Words

nervous tissue

found in the nerves, spinal cord, and brain, It is responsible for coordinating and controlling body activities

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MedTerm Overview - Prefix, Suffix, Combining Words

connective tissue

connects, supports, penetrates, and encases various body structures. Adipose (fat), osseous (bone) tissues and blood are types of connective tissue.

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MedTerm Overview - Prefix, Suffix, Combining Words

epithelial tissue

the major covering of the external surface of the body; forms membranes that line body cavities and organs and is the major tissue in glands

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MedTerm Overview - Prefix, Suffix, Combining Words

Organ

Two or more kinds of tissue that work together to preform complex body functions. eg skin

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MedTerm Overview - Prefix, Suffix, Combining Words

system

group of organs that work together to preform complex body functions. eg the cardiovascular system

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MedTerm Overview - Prefix, Suffix, Combining Words

Integumentary System

composed of skin, nails, glans. Forms a protective covering for the body, regulates body temperature, and helps manufacture vitamin D.

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MedTerm Overview - Prefix, Suffix, Combining Words

Respiratory System

Composed of nose, pharynx (throat), larynx (voice box), trachea (windpipe), bronchial tubes, and lungs. Performs respiration which provides for the exchange of oxygen and carbon dioxide within the body

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MedTerm Overview - Prefix, Suffix, Combining Words

Urinary System

Composed of kidneys, ureters, bladder, and urethra. Removes waste material (urine) from the body, regulates fluid volume, and maintains electrolyte concentration

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MedTerm Overview - Prefix, Suffix, Combining Words

Reproductive System

Female reproductive system is composed of ovaries, uterine tubes, uterus, vagina, and mammary glands. Male reproductive system is composed of testes, urethra, penis, prostate gland, and associated tubes. Responsible for heredity and reproduction.

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MedTerm Overview - Prefix, Suffix, Combining Words

Cardiovascular System

Composed of the heart and blood vessels. Pumps and transports blood throughout the body.

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MedTerm Overview - Prefix, Suffix, Combining Words

Lymphatic System

Composed of a network of vessels, ducts, nodes, and organs. Provides defense against infection.

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MedTerm Overview - Prefix, Suffix, Combining Words

Digestive System

Composed of the gastrointestinal tract which includes the esophagus, stomach, large and small intestine plus accessory organs, liver, gallbladder, and pancreas. Prepares food for use by the body cells and eliminates waste.

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MedTerm Overview - Prefix, Suffix, Combining Words

Musculoskeletal System

Composed of muscle, bones, and joints. Provides movement and framework for the body, protects vital organs such as the brain, stores calcium, and produces red blood cells.

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MedTerm Overview - Prefix, Suffix, Combining Words

Nervous System

Composed of the brain, spinal cord, and nerves. Regulates body activities by sending and receiving messages.