💡 Words with a Similar Meaning to "Sa node"
Found via reverse dictionary — words that share a conceptual meaning.
| Word | Definition |
|---|---|
| sinoatrial nodenoun | (anatomy) A group of cells located in the wall of the right atrium of the heart that originates the impulses stimulating the heartbeat. |
| pacemakernoun | (by extension, medicine) A medical implement that is used to stimulate a heart to beat by simulating the action of the natural pacemaker. |
| cardiac pacemaker | The cardiac pacemaker is the heart's natural rhythm generator. |
| s-a nodenoun | Abbreviation of sinoatrial node. [(anatomy) A group of cells located in the wall of the right atrium of the heart that originates the impulses stimulating the heartbeat.] |
| sinus nodenoun | (anatomy) Synonym of sinoatrial node. |
| coronary sinusnoun | (anatomy) A large collection of veins in the heart wall that collects blood from the myocardium and empties into the right atrium. |
| av nodenoun | (medicine) A small structure in the heart, located in the Koch's triangle, near the coronary sinus on the interatrial septum. |
| carotid sinusnoun | (anatomy) A small but richly innervated arterial enlargement that is located near the point in the neck where either carotid artery divides to form its main branches and that functions in the regulation of heart rate and blood pressure. |
| venous sinusnoun | (anatomy) A large vein or passage (as the canal of Schlemm) for venous blood. |
| atrioventricular valvenoun | (anatomy) Either of the two valves in the heart, situated between the atria and the ventricles, that prevent backflow from the ventricles into the atria during systole. |
| ansanoun | (anatomy) A loop-shaped structure. |
| right atriumnoun | (anatomy) The chamber of the heart, in humans and other mammals, that receives deoxygenated blood from the venae cavae and pumps it into the right ventricle. |
| left atriumnoun | (anatomy) One of the chambers of the heart in humans and other mammals, which receives oxygenated blood from the lungs via the pulmonary veins, and pumps it into the left ventricle. |
| atriumnoun | (anatomy) An upper chamber of the heart that receives blood from the veins and forces it into a ventricle. In higher vertebrates, the right atrium receives blood from the superior vena cava and inferior vena cava, and the left atrium receives blood from the left and right pulmonary veins. |
| psnsnoun | (neuroanatomy) Initialism of parasympathetic nervous system. [(neuroanatomy) One of the divisions of the autonomic nervous system, based between the brain and the spinal cord, that slows the heart and relaxes muscles.] |
| chambernoun | A room or set of rooms, particularly: |
| cardioventriclenoun | (anatomy) A ventricle of the heart |
| superior vena cavanoun | (anatomy) The large vein which returns blood from the head, neck, thorax and both upper limbs to the right atrium of the heart. |
| cavoatrial junctionnoun | (anatomy) The point at which the superior vena cava meets and melds into the cardiac right atrium. |
| cavo-atrial junctionnoun | Alternative spelling of cavoatrial junction. [(anatomy) The point at which the superior vena cava meets and melds into the cardiac right atrium.] |
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