anterior pituitary

pituitary /pi·tu·i·tary/ (pĭ-too´ĭ-tar″e)

1. hypophysial.

2. pituitary gland; see under gland.

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anterior pituitary  adenohypophysis.

posterior pituitary  neurohypophysis.

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anterior pituitary.

See adenohypophysis.

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anterior

situated at or directed toward the front; opposite of posterior. In quadrupeds the use of the term is limited to parts of the head but is often used to mean cranially. In bipeds such as humans it is synonymous with ventral.

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anterior abdomen pain

elicited pain in the anterior abdomen caused, in cattle, by reticulitis, hepatic or splenic abscess, abomasal ulcer and intestinal obstruction.

anterior chamber

the part of the eyeball between the cornea and the iris, filled with aqueous humor.

anterior chamber angle

see iridocorneal angle.

anterior compartment

chamber of the eye bounded by the iris and cornea; contains the aqueous humor as it moves to the filtration angle; called also anterior chamber.

anterior cruciate ligament

see cranial (anterior) cruciate ligament.

anterior (cranial) drawer sign

cranial, nonrotary movement of the proximal tibia in relation to the distal femur. Normally restricted by the cranial (anterior) cruciate ligament and used as a diagnostic test for rupture of that structure.

anterior epithelial layer

of the cornea is a noncornified, stratified, squamous epithelium, continuous with the bulbar conjunctival epithelium.

anterior functional stenosis

achalasia of the reticulo-omasal sphincter causing ingesta to accumulate in the reticulorumen.

anterior limiting membrane

of the cornea is a combination of the basement membrane, a felted layer of fine collagen fibers; substantial only in primates.

anterior pituitary

see adenohypophysis.

anterior pituitary hormones

see adenohypophysis.

anterior station trypanosomes

a section of the genus Trypanosoma in which the infectious stages accumulate in the mouthparts and salivary glands of the intermediate host so that the parasite is transmitted when the insect vector takes a blood meal. Called also Salivaria. See also posterior station trypanosomes.

anterior vena cava

see vena cava.