pars anterior

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pars anterior

[¦pärz ‚an′tir·ē·ər]
(anatomy)
The major secretory portion of the anterior lobe of the adenohypophysis. Also known as pars distalis.
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References in periodicals archive ?
Rather, the steel sliver had entered the anterior part of the left side of the neck and had become lodged in the right cricoarytenoid joint.
90 in SL; scales (8)35, 11 transverse; anal fin iii,17; 5-7 interhaemals; mouth terminal, teeth flat multicuspid (up to 7 cusps only) on both jaws; maxilla very short, with 0-1 teeth; colour-pattern rather variable; usually the anterior part of dorsal fin with a falciform black blotch; a broad caudal spot, covering almost all of the depth of the peduncle, not extending onto the middle caudal fin rays; anal fin lobe never black, only the first ray marked; skin over the interhaemals dark.
The levator muscle is attached, via its aponeurosis (tendon), to the anterior part of the tarsus, as well as the skin (causing a skin crease), and to the upper part of the tarsus via Muller's muscle.
For centuries, women have been reporting engorgement of the upper, anterior part of the vagina during the stage of sexual excitement, despite the fact the structure of this phenomenon had not been anatomically determined.
Anterior part of pronotum elevated into a more or less inflated or bulbous hood; if hood is small, paranota and costal margin of hemelytra expanded and projecting beyond sides of body 5
A smaller percentage of the cysts are reported in the ramus, condyle and the maxilla, mainly in the anterior part (3.
10 Nm were averaged in the clockwise and counterclockwise directions, with the five points that moved the least forming an area in regions 1 and 2 corresponding to the posterior part of the vertebral body bordering the vertebral endplates and the anterior part of the spinal canal.
Throat, chest and belly whitish, with a yellowish-green tinge; thighs, ventrally, cream on its anterior part and pale orange on its posterior portion; dermal scutes on tip of digits, gray to whitish; short inguinal band cream with a greenish tinge; irregular dark brown (with a greenish tinge) spots on a pale brown background; posterior extremities with dark brown bands; iris golden (Fig.
In addition, in the most anterior part of the atrium, its cavity is ventro-medially not completely closed but is connected to the camerostome through a groove.
The report makes these further observations: "Tenderness on the anterior part of the neck and upper back mainly along the right ribs moderate to severe pain," and "by examination the scrotum due to pain varicocele [varicose veins in the spermatic cord] at left side detected and surgery was decided later.
2C, see 8C later) forming specialized operculum-like structure covering anterior part of cephalothorax; for detailed description, see Martin and Hessler (1990: 6-7; antennal scale with obliquely transverse suture distolaterally, but distolateral tooth poorly defined.

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