auricle

(redirected from Auricles)
Also found in: Dictionary, Thesaurus, Medical, Wikipedia.

auricle

1. 
a. the upper chamber of the heart; atrium
b. a small sac in the atrium of the heart
2. Anatomy the external part of the ear
3. Biology an ear-shaped part or appendage, such as that occurring at the join of the leaf blade and the leaf sheath in some grasses

auricle

[′ȯr·ə·kəl]
(anatomy)
An ear-shaped appendage to an atrium of the heart.
Any ear-shaped structure.
References in periodicals archive ?
4) Other systemic diseases associated with petrified auricles are scleroderma, acromegaly, diabetes mellitus, hypopituitarism, and hypothyroidism.
Leaflets mostly alternate; base of leaflets with auricles (lobes) that usually overlap rachis.
Small, valve convex, nearly orthocline; auricles incomplete, set-off from body by deep sulci; anterior auricle with eight flatly rounded costae, posterior auricle with nine to 10 smaller, flatly rounded costae; body with 40 broadly rounded, nearly equal-sized costae separated by narrower interfaces; costae increase by intercalation; costae crossed by numerous low, imbricate lamellae on anterior portion of valve; umbonal angle 98 degrees; right valve and interior features not observed.
Chinos up high, blouse bright as the sun, eye's closed, auricles shaking listening to the forgiving beautiful nature.
A petrified auricle is a rare condition in which one or both auricles become stony hard and incapable of being folded.
There are few animal models for acne, the main ones being hamster auricles and the utricles of the rhino mouse.
Presence of RNA in the nucleoprotein complex spontaneously released by human lymphocytes and frog auricles in culture.
Scaffolds produced by this method have various anatomical shapes eg that of the auricles, 90% porosity, interconnected and uniformly distributed pores, good viability of seeded cells and satisfactory mechanical properties [99].
He described a patient with aplasia of the nasolacrimal duct, malformation of the auricles, a dry mouth, pronounced dental anomalies (unerupted and dysplastic teeth), and digital anomalies [Levy, 1967].
The public order regime expresses and enforces an ideology that considers that women should not have equal access to public and private freedoms--including the basic components of the right to liberty, security of person and fair trail as set out in Auricles 6 and 7 of the Charter", said Ms.
However, the latter can be easily recognized by the presence of prominent auricles in the acroscopic base of the pinnae that often overlap the rachis.