Medical Terminology: Prefixes and Roots

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Questions and Answers

What does 'aden/o' refer to?

  • In relationship to skin
  • In relationship to a muscle
  • In relationship to bone
  • In relationship to a gland (correct)

What does 'adip/o' mean?

fat

What does 'albin/o' signify?

white

What is the meaning of 'aut/o'?

<p>self</p> Signup and view all the answers

Define 'bi/o'.

<p>life</p> Signup and view all the answers

What does 'caus/o' refer to?

<p>burning sensation</p> Signup and view all the answers

What is the definition of 'cauter/o'?

<p>burn</p> Signup and view all the answers

What does 'crypt/o' mean?

<p>hidden</p> Signup and view all the answers

What does 'cutane/o' refer to?

<p>skin</p> Signup and view all the answers

What is the meaning of 'cyan/o'?

<p>blue</p> Signup and view all the answers

What does 'derm/o, dermat/o' signify?

<p>skin</p> Signup and view all the answers

Define 'diaphor/o'.

<p>profuse sweating</p> Signup and view all the answers

What does 'eosin/o' mean?

<p>rosy</p> Signup and view all the answers

What does 'erythem/o' signify?

<p>red</p> Signup and view all the answers

What is the meaning of 'erythr/o'?

<p>red</p> Signup and view all the answers

What does 'heter/o' mean?

<p>different</p> Signup and view all the answers

What does 'hidr/o' refer to?

<p>sweat</p> Signup and view all the answers

What is the definition of 'ichthy/o'?

<p>dry/scaly</p> Signup and view all the answers

What does 'jaund/o' signify?

<p>yellow</p> Signup and view all the answers

What is the meaning of 'kerat/o'?

<p>hard</p> Signup and view all the answers

Define 'leuk/o'.

<p>white</p> Signup and view all the answers

What does 'lute/o' mean?

<p>yellow</p> Signup and view all the answers

What is the meaning of 'melan/o'?

<p>black</p> Signup and view all the answers

What does 'myc/o' signify?

<p>fungus</p> Signup and view all the answers

What is the definition of 'necr/o'?

<p>death</p> Signup and view all the answers

What does 'onych/o' mean?

<p>nail</p> Signup and view all the answers

What is the meaning of 'pachy/o'?

<p>thick</p> Signup and view all the answers

Define 'pht/o'.

<p>plant</p> Signup and view all the answers

What does 'pil/o' refer to?

<p>hair</p> Signup and view all the answers

What is the meaning of 'poli/o'?

<p>gray matter</p> Signup and view all the answers

What does 'py/o' signify?

<p>pus</p> Signup and view all the answers

What is the definition of 'rhytid/o'?

<p>wrinkle</p> Signup and view all the answers

What does 'rube/o' mean?

<p>red</p> Signup and view all the answers

Define 'seb/o'.

<p>sebum/oil</p> Signup and view all the answers

What does 'staphyl/o' refer to?

<p>clusters</p> Signup and view all the answers

What is the meaning of 'strept/o'?

<p>twisted chain</p> Signup and view all the answers

What does 'squam/o' mean?

<p>flat/scalelike</p> Signup and view all the answers

What is the definition of 'trich/o'?

<p>hair</p> Signup and view all the answers

What does 'ungu/o' signify?

<p>nail</p> Signup and view all the answers

What is the meaning of 'xanth/o'?

<p>yellow</p> Signup and view all the answers

Define 'xer/o'.

<p>dry</p> Signup and view all the answers

What does the prefix 'epi-' mean?

<p>on/upon</p> Signup and view all the answers

What is the meaning of 'intra-'?

<p>within</p> Signup and view all the answers

What does the prefix 'para-' signify?

<p>beside</p> Signup and view all the answers

What does 'per-' mean?

<p>through</p> Signup and view all the answers

What does 'peri-' refer to?

<p>surrounding</p> Signup and view all the answers

What does 'sub-' mean?

<p>under</p> Signup and view all the answers

What does '-coccus' refer to?

<p>spherical bacterium</p> Signup and view all the answers

What does '-ia' signify?

<p>condition</p> Signup and view all the answers

What is the meaning of '-malacia'?

<p>softening</p> Signup and view all the answers

What does '-opsy' mean?

<p>view of</p> Signup and view all the answers

What does '-tome' refer to?

<p>an instrument to cut</p> Signup and view all the answers

What does 'bx' mean?

<p>biopsy</p> Signup and view all the answers

What does 'ca' signify?

<p>cancer</p> Signup and view all the answers

What does 'derm' stand for?

<p>dermatology</p> Signup and view all the answers

What does 'I&D' mean?

<p>incision and drainage</p> Signup and view all the answers

What does 'subcu, subq, SC, SQ' refer to?

<p>subcutaneous</p> Signup and view all the answers

What does 'PPD' stand for?

<p>tuberculin skin test</p> Signup and view all the answers

What does 'absence' mean?

<p>without</p> Signup and view all the answers

What does 'adipose' mean?

<p>fatty</p> Signup and view all the answers

What is the meaning of 'albinism'?

<p>lack of color pigment</p> Signup and view all the answers

What does 'allograft' refer to?

<p>homograft, same species graft</p> Signup and view all the answers

What is the definition of 'alopecia'?

<p>condition in which hair falls out</p> Signup and view all the answers

What does 'anhidrosis' mean?

<p>deficiency of sweat</p> Signup and view all the answers

What does 'autograft' signify?

<p>from patient's own body</p> Signup and view all the answers

What is the meaning of 'avulsion'?

<p>ripping or tearing away of part either surgically or accidentally</p> Signup and view all the answers

Define 'biopsy'.

<p>removal of a small piece of living tissue for diagnostic purposes</p> Signup and view all the answers

What does 'causalgia' mean?

<p>burning pain</p> Signup and view all the answers

What does 'collagen' signify?

<p>protein substance of skin</p> Signup and view all the answers

What does 'debridement' refer to?

<p>cleaning of or removal of dead tissue from a wound</p> Signup and view all the answers

What is the meaning of 'delayed flap'?

<p>pedicle of skin with blood supply that is separated from origin over time</p> Signup and view all the answers

Define 'dermabrasion'.

<p>planing of skin by means of sander, brush or sandpaper</p> Signup and view all the answers

What does 'dermatologist' refer to?

<p>physician who treats conditions of the skin</p> Signup and view all the answers

What does 'dermatoplasty' mean?

<p>surgical repair of skin</p> Signup and view all the answers

What does 'electrocautery' signify?

<p>cauterization by means of heated instrument</p> Signup and view all the answers

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Study Notes

Medical Root Words

  • aden/o: Pertaining to a gland
  • adip/o: Refers to fat tissue
  • albin/o: Indicates color white
  • aut/o: Relates to self
  • bi/o: Represents life
  • caus/o: Describes a burning sensation
  • cauter/o: Refers to burning tissue
  • crypt/o: Signifies hidden or concealed

Skin and Color Terms

  • cutane/o: Pertains to skin
  • cyan/o: Indicates the color blue
  • derm/o, dermat/o: Both refer to skin
  • diaphor/o: Relates to excessive sweating
  • eosin/o: Refers to a rosy hue
  • erythem/o: Indicates redness
  • erythr/o: Also signifies red
  • heter/o: Denotes different or other

Sweat and Texture Terms

  • hidr/o: Refers to sweat
  • ichthy/o: Means dry or scaly skin
  • jaund/o: Indicates yellow color
  • kerat/o: Relates to hardness
  • leuk/o: Signifies white
  • lute/o: Indicates yellow
  • melan/o: Refers to black

Fungal and Tissue Terms

  • myc/o: Signifies fungus
  • necr/o: Pertains to death of tissue
  • onych/o: Relates to nails
  • pachy/o: Means thick
  • pil/o: Indicates hair
  • poli/o: Refers to gray matter
  • py/o: Signifies pus

Changes and Conditions

  • rhytid/o: Refers to wrinkles
  • rube/o: Indicates red
  • seb/o: Relates to sebum or oil
  • staphyl/o: Implies clusters
  • strept/o: Denotes twisted chains
  • squam/o: Refers to flat or scalelike structures
  • trich/o: Indicates hair
  • ungu/o: Relates to nails
  • xanth/o: Signifies yellow
  • xer/o: Indicates dryness

Prefixes and Suffixes

  • epi-: Indicates on or upon
  • intra-: Signifies within
  • para-: Means beside or near
  • per-: Relates to through
  • peri-: Indicates surrounding
  • sub-: Means under

Pathological and Functional Terms

  • -coccus: Describes spherical bacteria
  • -ia: Indicates a condition
  • -malacia: Refers to softening
  • -opsy: Means view of
  • -tome: Refers to an instrument for cutting

Clinical Abbreviations

  • bx: Stands for biopsy
  • ca: Refers to cancer
  • derm: Abbreviation for dermatology
  • I&D: Indicates incision and drainage
  • subcu, subq, SC, SQ: Abbreviations for subcutaneous
  • PPD: Refers to the tuberculin skin test

Conditions and Procedures

  • adipose: Pertains to fatty tissue
  • albinism: Indicates a lack of color pigment
  • allograft: A graft from a donor of the same species
  • alopecia: Condition where hair falls out
  • anhidrosis: Deficiency in perspiration
  • autograft: A graft from the patient's own body
  • avulsion: Ripping or tearing away of tissue
  • biopsy: Removal of tissue for diagnostic examination
  • causalgia: Describes burning pain
  • collagen: Protein that forms the basis of skin
  • debridement: Removal of dead tissue from a wound
  • delayed flap: Skin segment with blood supply disconnected over time
  • dermabrasion: Skin planing using tools
  • dermatologist: Specialist treating skin conditions
  • dermatoplasty: Surgical repair of skin
  • electrocautery: Cauterization using heated instruments

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