inotropic

inotropic
Influencing the contractility of muscular tissue. [ino- + G. tropos, a turning]
- negatively i. weakening muscular action.
- positively i. strengthening muscular action.

* * *

ino·tro·pic .ē-nə-'trō-pik, .ī-nə-, -'träp-ik adj relating to or influencing the force of muscular contractions <digitalis is a positive \inotropic agent>

* * *

adj.
affecting the contraction of heart muscle. Drugs such as dobutamine and enoximone have positive inotropic action, stimulating heart muscle contractions and causing the heart rate to increase. beta blocker drugs, such as propranolol, have negative inotropic action, reducing heart muscle contractions and causing the heart rate to decrease.

* * *

in·o·tro·pic (in″o-troґpik) [ino- + -tropic] affecting the force or energy of muscular contractions.

Medical dictionary. 2011.

Игры ⚽ Поможем решить контрольную работу

Look at other dictionaries:

  • inotropic — adj. affecting the contraction of heart muscle. Drugs such as dobutamine, dopamine, and enoximone have positive inotropic action, stimulating heart muscle contractions and causing the heart rate to increase. Beta blocker drugs, such as… …   The new mediacal dictionary

  • inotropic — Altering rate of heartbeat. Example: adrenaline has a positive inotropic effect and increases rate of beating …   Dictionary of molecular biology

  • inotropic — adjective Affecting the force of muscle contraction. e.g. inotropic heart drugs …   Wiktionary

  • inotropic agent — any of a class of agents affecting the force of muscle contraction, particularly a drug affecting the force of cardiac contraction; positive inotropic agents, such as digitalis glycosides or catecholamines, increase and negative inotropic agents …   Medical dictionary

  • inotropic — adjective Etymology: International Scientific Vocabulary ino (from Greek in , is sinew) + tropic Date: 1903 relating to or influencing the force of muscular contractions …   New Collegiate Dictionary

  • inotropic — /ee neuh trop ik, troh pik, uy neuh /, adj. Physiol. influencing the contractility of muscular tissue. [1900 05; < Gk ino (comb. form of ís fiber, sinew) + TROPIC] * * * …   Universalium

  • inotropic — adj. affecting the ability of a muscle to contract (Medicine) …   English contemporary dictionary

  • inotropic — ino·trop·ic …   English syllables

  • inotropic — i•no•trop•ic [[t]ˌi nəˈtrɒp ɪk, ˈtroʊ pɪk, ˌaɪ nə [/t]] adj. phl influencing the contractility of muscular tissue • Etymology: 1900–05; < Gk īno , comb. form of is fiber, sinew + tropic …   From formal English to slang

  • inotropic — …   Useful english dictionary

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”