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also cae·cum (sē′kəm)
n. pl. ce·ca also cae·ca (-kə)
1. Anatomy The large pouch at the beginning of the large intestine, located in the lower right-hand side of the abdomen. Also called blind gut.
2. A sac or bodily cavity with only one opening.

[Middle English, from Latin (intestīnum) caecum, blind (intestine), neuter of caecus, blind.]

ce′cal adj.
ce′cal·ly adv.
References in periodicals archive ?
Then, the fish were laparotomized to collect the oesophagus, stomach, pyloric caeca, mid-gut, rectum and liver.
Body length (BL), body width (BW), acetabulum diameter minimum (AD min), acetabulum diameter maximum (AD max), pharynx length (PL), pharynx width (PW), pharynx one half width (P1/2 W), oesophagus length (Oes L), intestinal caeca length (InL), anterior testis length (T1L), anterior testis width (T1W), posterior testis length (T2L), posterior testis width (T2W), ovary length (Ov L), ovary width (Ov W), mehli's gland length (MGL), mehli's gland width (MGL), egg length (EL) and egg width (EW).
A long and wide oesophagus bifurcates to two intestinal caeca over anterior to seminal vesicle, extending posteriorly to the lateral margins at the level of acetabulum.
Anterior projections of the midgut, sometimes described as gastric caeca, are only found in Euphasmatodea and often obscure the proventricuius.
Detail of the posterior midgut (Pm) and gastric caeca (C) transition.
Caecal bifurcation pre-acetabular closer to oral sucker than to acetabulum, forming caecal shoulders before beginning descent from acetabular level; posteriorly caeca thick-walled, with short diverticula on median and lateral sides terminating just above excretory bladder (Fig.
Diagnosis: Epigonus marisrubri is distinguished from its congeners by the following combination of characters: dorsal-fin rays VII + I,10; anal-fin rays II,9; pectoral-fin rays 18; pored lateral line scales 48 or 49; gill rakers 10+19-20; pyloric caeca 10; vertebrae 10 + 15; 2 pterygiophores between neural spines 9 and 10; pectoral fins long, reaching level of second dorsal-fin origin; caudal fin forked; tongue with a band of 2-4 rows of densely-set teeth on glossohyal; opercle with short, poorly ossified spine and 1-2 small spinelets; otolith oval, elongate, sulcus and cristae weakly developed.