cardiac valve


cardiac valve
1. A valve at the junction of the foregut and midgut of many invertebrates.
2. (NEMATA)
see cardia.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • cardiac valve — n HEART VALVE …   Medical dictionary

  • cardiac valve — noun a valve to control one way flow of blood • Syn: ↑heart valve • Hypernyms: ↑valve • Hyponyms: ↑atrioventricular valve, ↑semilunar valve • Part Holonyms: ↑ …   Useful english dictionary

  • prosthetic cardiac valve — prosthetic heart valve a substitute for a cardiac valve, composed of either artificial material or tissue. See illustration. Called also artificial heart v. and heart valve prosthesis. Prosthetic cardiac valves …   Medical dictionary

  • artificial cardiac valve — artificial heart valve prosthetic heart v …   Medical dictionary

  • Cardiac fibrosis — refers to an abnormal thickening of the heart valves due to inappropriate proliferation of cardiac fibroblasts. Fibrocyte cells normally secrete collagen, and function to provide structural support for the heart. When over activated this process… …   Wikipedia

  • cardiac sphincter — (ARTHROPODA: Insecta) Circular muscles at the entrance to the midgut of certain insects; cardiac valve; stomodeal valve …   Dictionary of invertebrate zoology

  • cardiac stomach — 1. (ARTHROPODA: Crustacea) In Decapoda, the anterior portion of the stomach. 2. (BRYOZOA: Phylactolaemata) That part of the stomach between the cardiac valve and caecum. 3. (ECHINODERMATA: Asteroidea) The large, loosely folded adoral stomach of a …   Dictionary of invertebrate zoology

  • Cardiac output — (Q or or CO ) is the volume of blood being pumped by the heart, in particular by a left or right ventricle in the time interval of one minute. CO may be measured in many ways, for example dm3/min (1 dm3 equals 1000 cm3 or 1 litre). Q is… …   Wikipedia

  • Cardiac cycle — Cardiac events occurring in the cardiac cycle. Two complete cycles are illustrated. The cardiac cycle is a term referring to all or any of the events related to the flow or blood pressure that occurs from the beginning of one heartbeat to the… …   Wikipedia

  • Cardiac surgery — Intervention Two cardiac surgeons performing a cardiac surgery known as coronary artery bypass surgery. Note the use of a steel retractor to forcefully maintain the exposure of the patient s heart …   Wikipedia


Share the article and excerpts

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

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.