| scaphoid bone | The largest bone of the proximal row of the carpus on the lateral (radial) side, articulating with the radius, lunate, capitate, trapezium, and trapezoid. Synonym: os scaphoideum, navicular bone of hand, os naviculare manus. (05 Mar 2000) |
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| scaphoid fossa | A boat-shaped hollow. A longitudinal hollow on the posterior surface of the superior portion (root) of the medial pterygoid plate; it gives origin to the tensor veli palati muscle. Synonym: fossa scaphoidea ossis sphenoidalis, Cruveilhier's fossa, fossa navicularis Cruveilhier, scaphoid fossa of sphenoid bone. Synonym: scapha. (05 Mar 2000) |
| scaphoid fossa of sphenoid bone | A boat-shaped hollow. A longitudinal hollow on the posterior surface of the superior portion (root) of the medial pterygoid plate; it gives origin to the tensor veli palati muscle. Synonym: fossa scaphoidea ossis sphenoidalis, Cruveilhier's fossa, fossa navicularis Cruveilhier, scaphoid fossa of sphenoid bone. Synonym: scapha. (05 Mar 2000) |
| scaphoid fracture | A fracture of the scaphoid (navicular) bone in the wrist. The most common method of injury is a fall on an outstretched hand in an adult. In children, this same type of fall more commonly results in a Colles fracture. (27 Sep 1997) |
| scaphoid scapula | A scapula in which the vertebral border below the level of the spine presents concavity instead of the normal convexity; the Scaphoid type of scapula (Graves) is a scapula in which the vertebral border between the spine and the teres major process is either straight or tends toward concavity. (05 Mar 2000) |
| scaphoid tuberosity | A rounded eminence on the medial surface of the navicular bone, giving attachment to a part of the tendon of the tibialis posterior muscle. Synonym: tuberositas ossis navicularis, scaphoid tuberosity. (05 Mar 2000) |
| scapholunar | <anatomy> Of or pertaining to the scaphoid and lunar bones of the carpus. The scapholunar bone. Scapholunar bone, a bone formed by the coalescence of the scaphoid and lunar in the carpus of carnivora. Origin: Scaphoid + lunar. Source: Websters Dictionary (01 Mar 1998) |
| scaphopda | <zoology> A class of marine cephalate Mollusca having a tubular shell open at both ends, a pointed or spadelike foot for burrowing, and many long, slender, prehensile oral tentacles. It includes Dentalium, or the tooth shells, and other similar shells. Synonym: Prosopocephala, and Solenoconcha. Origin: NL, from Gr. A boat + -poda. Source: Websters Dictionary (01 Mar 1998) |
| scapiform | <botany> Resembling scape, or flower stm. Source: Websters Dictionary (01 Mar 1998) |
| scapose | Consisting of a scape. (09 Oct 1997) |
| scapula | A large, flat, triangular bone that forms the posterior portion of the shoulder. It articulates with the clavicle (at the acromion process) and the humerus (at the glenoid). (27 Sep 1997) |
| scapula alata | <anatomy> An outward prominence of the scapula caused by disruption of its nerves or muscles. (27 Sep 1997) |
| scapula elevata | Congenital elevation of the scapula. Synonym: scapula elevata. (05 Mar 2000) |
| scapulalgia | Rarely used term meaning pain in the shoulder blades. Synonym: scapulodynia. Origin: scapula + G. Algos, pain (05 Mar 2000) |
| scapular | <anatomy> Of or pertaining to the scapula or the shoulder Scapular arch, a definite longitudinal area over the shoulder and along each side of the back of a bird, from which the scapular feathers arise. Origin: Cf. F. Scapulaire. Cf. Scapulary. <zoology> One of a special group of feathers which arise from each of the scapular regions and lie along the sides of the back. Source: Websters Dictionary (01 Mar 1998) |