| coronavirus, human | A species of coronavirus causing respiratory and enteric diseases in humans. (12 Dec 1998) |
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| coronavirus, rat | A species of coronavirus causing pneumonia in newborn rats but a clinically inapparent infection in adults. It is separate but antigenetically related to mouse hepatitis virus (gastroenteritis virus, murine). (12 Dec 1998) |
| coronavirus, turkey | A species of coronavirus causing enteritis in turkeys and pullets. (12 Dec 1998) |
| coroner | An official whose duty it is to investigate sudden, suspicious, or violent death to determine the cause; in some communities, the office has been replaced by that of medical examiner. Origin: L. Corona, a crown (05 Mar 2000) |
| coroners and medical examiners | Physicians appointed to investigate all cases of sudden or violent death. (12 Dec 1998) |
| coronet | The line of junction between the skin and the hoof or claw. Origin: Fr. Coronette; L. Corona, crown (05 Mar 2000) |
| coronin | <protein> Actin binding protein (55 kD) of Dictyostelium discoideum. Associated with crown shaped cell surface projections of growth phase cells. Accumulates at front of cells responding to a chemotactic gradient of cAMP. Amino terminal domain has similaritiy to subunits of G-proteins, C terminal has high helical content. (18 Nov 1997) |
| coronion | The tip of the coronoid process of the mandible; a craniometric point. Synonym: koronion. Origin: G. Korone, crow (05 Mar 2000) |
| coronitis | Inflammation of the coronary band of the horse's hoof, resulting in imperfect horn formation. (05 Mar 2000) |
| coronoid | Shaped like a crow's beak; denoting certain processes and other parts of bones. Origin: G. Korone, a crow, + eidos, resembling (05 Mar 2000) |
| coronoid fossa of humerus | A hollow on the anterior surface of the distal end of the humerus, just above the trochlea, in which the coronoid process of the ulna rests when the elbow is flexed. Synonym: fossa coronoidea humeri. (05 Mar 2000) |
| coronoid process | A sharp triangular projection from a bone; coronoid process of the mandible, the triangular anterior process of the mandibular ramus, giving attachment to the temporal muscle; coronoid process of the ulna, a bracket-like projection from the anterior portion of the proximal extremity of the ulna; its anterior surface gives attachment to the brachialis, its proximal surface enters into the formation of the trochlear notch. Synonym: processus coronoideus. (05 Mar 2000) |
| coronoidectomy | Surgical removal of the coronoid process of the mandible. Origin: coronoid + G. Ektome, excision (05 Mar 2000) |
| corpora | Plural of corpus. (05 Mar 2000) |
| corpora allata | Paired or fused ganglion-like bodies in the head of insects. The bodies secrete hormones important in the regulation of metamorphosis and the development of some adult tissues. (12 Dec 1998) |