Medical Abbreviations, the Prefixes and Suffixes

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Which abbreviation should NOT be used for 'every other day'?

Q.O.D.

What does the abbreviation 'tid' stand for?

Three times a day

Which abbreviation can be used to indicate 'subcutaneous'?

SQ

Which abbreviation stands for 'arterial blood gas'?

ABG

What does the abbreviation 'PO' stand for?

Orally

What does the abbreviation 'H&P' refer to?

History and physical exam

Which prefix indicates absence, direction, or both sides?

Ad-

Which suffix indicates pain?

-algia

Which prefix refers to blood vessels?

Angio-

Which suffix signifies weakness?

-asthenia

Which abbreviation is used to indicate 'before meals'?

AC

Which abbreviation is used to indicate 'freely as desired'?

ab lib

Which abbreviation is used to indicate 'two times a day'?

bid

Which abbreviation is used to indicate 'blood pressure'?

BP

Which abbreviation is used to indicate 'hematocrit'?

Hct

Which abbreviation is used to indicate 'insulin dependent diabetes mellitus'?

IDDM

Which abbreviation is used to indicate 'intramuscular'?

IM

Which abbreviation is used to indicate 'orally'?

PO

Which abbreviation is used to indicate 'when required, as often as necessary'?

prn

Which abbreviation is used to indicate 'every'?

q

Which prefix denotes two?

Bi-

Which suffix indicates inflammation?

-itis

Which prefix signifies slow?

Brady-

Which suffix refers to weakness?

-asthenia

Which prefix refers to blood vessels?

Angio-

Which suffix denotes round bacterium?

-coccus

Which prefix indicates absence, direction, or both sides?

Ambi-

Which suffix signifies excision?

-ectomy

Which suffix indicates fear?

-phobia

Which prefix refers to self?

Auto-

Which abbreviation should NOT be used when indicating 'daily'?

QD

Which abbreviation should be used to indicate 'every other day'?

Q.O.D.

What does the abbreviation 'ROM' stand for?

Range of motion

What does the abbreviation 'Rx' mean?

Take; treatment

Which abbreviation can be used to indicate 'subcutaneous'?

All of the above

What does the abbreviation 'stat' mean?

Immediately

What does the abbreviation 'tid' stand for?

Three times a day

What does the abbreviation 'TPR' refer to?

Temperature, pulse, and respirations

What does the abbreviation 'WBC' stand for?

White blood count

What does the abbreviation 'MS' commonly mean?

Morphine sulfate

Which abbreviation should NOT be used when indicating 'daily'?

D.

What does the abbreviation 'Q.O.D.' stand for?

Every other day

Which abbreviation is used to indicate 'temperature, pulse, and respirations'?

TPR

Which abbreviation is used to indicate 'carbon monoxide'?

CO

What does the abbreviation 'CDC' stand for?

Centers for Disease Control

Which abbreviation is used to indicate 'potassium'?

K

Which prefix is used to refer to blood vessels?

Angio-

Which suffix indicates excessive number?

-osis

Which suffix refers to inflammation?

-itis

Which prefix denotes arm?

Brach-

Study Notes

Scientific Prefixes and Suffixes

  • Prefixes and suffixes are used in scientific terms to provide additional meaning to words.
  • Prefixes such as A-, An-, Ad-, and Ambi- indicate absence, direction, or both sides.
  • Prefixes like Angio-, Ante-, and Auto- refer to blood vessels, before, and self respectively.
  • Prefixes such as Bi-, Bio-, and Brach- denote two, life, and arm respectively.
  • Prefixes like Brady-, Cardio-, and Cerebro- signify slow, heart, and brain respectively.
  • Suffixes like -algia, -asis, and -osis indicate pain, affected with, and excessive number.
  • Suffixes such as -asthenia, -blast, and -cele refer to weakness, germ, and tumor respectively.
  • Suffixes like -coccus, -cyte, and -ectasis denote round bacterium, cell, and dilation respectively.
  • Suffixes such as -ectomy, -emia, and -esthesia signify excision, blood, and sensation respectively.
  • Suffixes like -genic, -iatrics, and -itis refer to producing, pertaining to the practice, and inflammation respectively.
  • Suffixes such as -lysis, -malacia, and -oma indicate losing, flowing, and tumor respectively.
  • Suffixes like -osis, -phobia, and -poiesis signify being affected with, fear, and making respectively.

Scientific Prefixes and Suffixes

  • Prefixes and suffixes are used in scientific terms to provide additional meaning to words.
  • Prefixes such as A-, An-, Ad-, and Ambi- indicate absence, direction, or both sides.
  • Prefixes like Angio-, Ante-, and Auto- refer to blood vessels, before, and self respectively.
  • Prefixes such as Bi-, Bio-, and Brach- denote two, life, and arm respectively.
  • Prefixes like Brady-, Cardio-, and Cerebro- signify slow, heart, and brain respectively.
  • Suffixes like -algia, -asis, and -osis indicate pain, affected with, and excessive number.
  • Suffixes such as -asthenia, -blast, and -cele refer to weakness, germ, and tumor respectively.
  • Suffixes like -coccus, -cyte, and -ectasis denote round bacterium, cell, and dilation respectively.
  • Suffixes such as -ectomy, -emia, and -esthesia signify excision, blood, and sensation respectively.
  • Suffixes like -genic, -iatrics, and -itis refer to producing, pertaining to the practice, and inflammation respectively.
  • Suffixes such as -lysis, -malacia, and -oma indicate losing, flowing, and tumor respectively.
  • Suffixes like -osis, -phobia, and -poiesis signify being affected with, fear, and making respectively.

Scientific Prefixes and Suffixes

  • Prefixes and suffixes are used in scientific terms to provide additional meaning to words.
  • Prefixes such as A-, An-, Ad-, and Ambi- indicate absence, direction, or both sides.
  • Prefixes like Angio-, Ante-, and Auto- refer to blood vessels, before, and self respectively.
  • Prefixes such as Bi-, Bio-, and Brach- denote two, life, and arm respectively.
  • Prefixes like Brady-, Cardio-, and Cerebro- signify slow, heart, and brain respectively.
  • Suffixes like -algia, -asis, and -osis indicate pain, affected with, and excessive number.
  • Suffixes such as -asthenia, -blast, and -cele refer to weakness, germ, and tumor respectively.
  • Suffixes like -coccus, -cyte, and -ectasis denote round bacterium, cell, and dilation respectively.
  • Suffixes such as -ectomy, -emia, and -esthesia signify excision, blood, and sensation respectively.
  • Suffixes like -genic, -iatrics, and -itis refer to producing, pertaining to the practice, and inflammation respectively.
  • Suffixes such as -lysis, -malacia, and -oma indicate losing, flowing, and tumor respectively.
  • Suffixes like -osis, -phobia, and -poiesis signify being affected with, fear, and making respectively.

Test your knowledge of scientific prefixes and suffixes with this quiz! Learn how these word components provide additional meaning to scientific terms. From denoting absence and direction to referring to blood vessels and self, this quiz covers a range of prefixes and their meanings. Also, discover the significance of various suffixes, such as indicating pain, weakness, or inflammation. Challenge yourself and expand your scientific vocabulary with this educational quiz!

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