fundus

n. Anatomy, pl., -di (-dī').
The portion of a hollow organ opposite or farthest from its opening.

[Latin, bottom.]

fundic fun'dic adj.

Part of an organ farthest from its opening; the base of an organ.

Pl. fundi [L.] the bottom or base of an organ, or the part of a hollow organ farthest from its mouth.

Fundus of the cat. By permission from Sack W, Wensing CJG, Dyce KM, Textbook of Veterinary Anatomy, Saunders, 2002

• f. of bladder — the depths or cranial part of the urinary bladder.
• f. camera — used to photograph the fundus of the eye.
• f. of eye — the back portion of the interior of the eyeball, visible through the pupil by use of the ophthalmoscope.
• f. of gallbladder — the dilated portion of the gallbladder.
• nasal f. — the caudal extremity of the nasal cavity, occupied by the ethmoid bone.
• nontapetal f. — the nonreflective portion.
• ocular f. — see fundus of eye (above).
• f. reticuli sulci — floor of the reticular groove.
• f. of stomach — the part of the stomach to the left and above the level of the opening between the stomach and esophagus.
• tigroid f. — one lacking pigment so that underlying choroid vessels are visible as irregular stripes.
• f. tympani — the floor of the tympanic cavity.
• unpigmented nontapetal f. — lack of pigment permits larger blood vessels of the choroid to appear on fundoscopic examination. Seen in Siamese cats, dogs with merle coat color and Appaloosa horses.
• f. uteri — the part of the uterus between the cervix and the horns of the uterus.

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