pinna


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Related to pinna: auditory canal

auricle

 [aw´rĭ-k'l]
1. the projecting part of the ear lying outside the head; called also pinna.
Auricle.
2. the ear-shaped appendage of either atrium of the heart; formerly used to designate the entire atrium.

pin·na

, pl.

pin·nae

(pin'ă, pin'ē),
1. ☆ official atlternate term for auricle
2. A feather, wing, or fin.
3. In veterinary anatomy, the moveable cartilage and associated fleshy structures of the ear located externally, outside the vertical ear canal.
[L. pinna or penna, a feather, in pl. a wing]

pinna

(pĭn′ə)
n. pl. pinnae (pĭn′ē) or pinnas
1. Botany A leaflet or primary division of a pinnately compound leaf.
2. Zoology A feather, wing, fin, or similar appendage.
3. Anatomy See auricle.

pin′nal adj.

pin·na

, pl. pinnae (pin'ă, -ē)
1. Synonym(s): auricle (1) .
2. A feather, wing, or fin.
[L. pinna or penna, a feather, in pl. a wing]

pinna

The visible external ear. The pinna consists of a skin flap on a skeleton of cartilage. It has comparatively little effect on the acuity of hearing. Also known as the auricle.

pinna

  1. the primary division of a leaf.
  2. a wing or fin.
  3. the projecting part of the external ear of mammals.

pin·na

, pl. pinnae (pin'ă, -ē)
1. Synonym(s): auricle (1) .
2. A feather, wing, or fin.
[L. pinna or penna, a feather, in pl. a wing]
References in periodicals archive ?
The leaf area per pinna and the number of pinnae per palm were equivalent among the palms assigned to each A.
Most of these rely on the natural support of the pinna and sit close to the retroauricular sulcus so may cause more irritation to a scar in this area.
There are several good potential sites in Germany but other countries are being considered, according to Pinna.
Pinna and her associate, Dawn Johnson, Ph.D., also assessed parenting distress, parent-child relationships, and child adjustment, because those factors can be altered by maternal PTSD and depression.
Plantlets have a very short, up to 0,3 cm stipe, a comparatively large apical pinna with quite asymmetric cordate base; 4-10 pairs of juvenile pinnae are rapidly formed, with nearly circular outline and an appearance of aphlebiae (Fig.
The pinnules are more or less regularly spaced (at 3 to 4.8 mm intervals) along the pinna rachis.
This character was once described in an unpublished thesis by De Pinna (De Pinna, 1993), but, unfortunately, no reference to it was made since that unpublished work, including in De Pinna's recent survey of the synapomorphies and phylogenetic relationships of the subfamily Heptapterinae (De Pinna, 1998: 315-316).
In rabbits the mite causes intense pruritus with the formation of crusts and scabs, that in the untreated animals can completely fill the external ear canal and the internal surface of the pinna (Bates, 1999).
We are aware of a few anecdotal reports involving pain in the outer ear (called the pinna or auricle).
Radhakant Bajpai of Naya Ganj, Uttar Pradesh, India, has hair sprouting from the centre of his outer ears (middle of the pinna) that measures an incredible 13.2 cm (5.19 in) at its longest point.
Catania bravely responded with a Alle-sandro Pinna try and a Barry Irving penalty either side of the interval.