(n.) A thick head of flowers on a very short axis, as a clover top, or a dandelion; a composite flower. A capitulum may be either globular or flat.
(n.) A knoblike protuberance of any part, esp. at the end of a bone or cartilage. [See Illust. of Artiodactyla.]
Example Sentences:
(1) Excision of the comminuted segments of the fractured capitulum was imperative to allow an optimal return of elbow function.
(2) In two instances, after a successful reduction the unstable radial head was fixed with a percutaneous Kirschner wire inserted through the capitulum with the elbow flexed 90 degrees.
(3) The sizes of the bilateral capitulum of 467 jaws coming a paleoanthropological collection were evaluated by computer and statistically processed.
(4) The typical example is unfortunately the often missed dislocation of the capitulum radii in Monteggia-type lesions.
(5) At the junction of the two arms, where the arms join, the articular fossa receives the capitulum of the connecting piece which attaches the head of the spermatozoon to the tail.
(6) Differences in amplitude and in split-up of the sensory responses recorded in the popliteal fossa as compared with those recorded distal to the capitulum fibulae were of limited diagnostic value because of many false positive findings among patients whose peroneal palsy was not due to compression of the nerve at the capitulum fibulae.
(7) The main electrophysiologic findings showed a severe slowing of conduction velocity in the above-to-below capitulum fibulae segment and a striking reduction in the size of the compound motor action potential when the nerve was stimulated above the knee.
(8) These include (a) Gelfilm (no-graft) induction of tympanic membrane regrowth; (b) the use of tragal cartilage and perichondrium in columellization and in Type III neomyringostapediopexy; (c) the use of laboratory-prefabricated ossicular homografts to correct malleal-capitulum and malleal-footplate discontinuities more precisely; and (d) the circumferential approach (circumnavigation of patient's head) and anterior position of the surgeon in order to visualize the sinus tympani, retropyramidal, and retrofacial areas, obviating extensive posterior tympanotomy bone dissections.
(9) In 20% of the patients with slowing along the segment across the capitulum, conduction velocity was normal when measured from the superior retinaculum to the popliteal fossa.
(10) In the biting tick, larvae moved anteriorly and congregated especially in the capitulum; and the forward migration occurred even though no blood was ingested.
(11) The medial epicondyle is more dorsally angled, the medial lip of the trochlea is more pronounced and the capitulum is less spherical as compared to Cebupithecia.
(12) High-stability anatomic reduction of the ulnar fracture proved to be a prerequisite for safe stabilisation of the radial capitulum.
(13) Group 1: Patients who had the older prosthesis model with plastic capitulum pieces inserted, and Group 2: Patients who had the present prosthesis model with metal-capped capitulum pieces inserted together with acrylic cement fixation.
(14) While the X-ray from the date of accident only showed a tiny osseus avulsion fracture out of the base of the proximal phalanx II--in spite of the immediately taken accurate therapeutical provisions (by fixation with plaster and later on paviment dressing)--there took place a massive epiphyseonecrosis of the capitulum II within only three months.--The etiology of the necrosis--direct trauma of the nutritive arteries passing through the collateral ligaments--is discussed.
(15) The commonly affected sites are the femoral head, the femoral condyles, the humeral head, the talus and the capitulum.
(16) Straining is triggered by a connective-tissue and bony protuberance produced by mechanical irritation on the lateral capitulum mandibulae.
(17) The results refer to the movement of the discus and the capitulum mandibulae and to the effects of the musculus temporalis and of the facies articularis ossis temporalis.
(18) In all volunteers by the electric stimulation of the ulnar nerve in the region of the wrist and the peroneal nerve in the region of the fibular capitulum there have been measured the F wave latency, distal latency of M responses and the conduction time of the peripheral motor neuron has been calculated.
(19) In some cases pronounced wear of the metatarsal capitulum was seen, with synovitis of varying degrees of clinical severity.
(20) The diagnostic yield of different electrophysiological criteria was examined to establish whether a peroneal palsy was due to compression of the nerve in the region of the capitulum fibulae.
Proboscis
Definition:
(n.) A hollow organ or tube attached to the head, or connected with the mouth, of various animals, and generally used in taking food or drink; a snout; a trunk.
(n.) By extension, applied to various tubelike mouth organs of the lower animals that can be everted or protruded.
(n.) The nose.
Example Sentences:
(1) New structures reported are mesoboscis retractor muscles, the formation of 3 ligament strands from the proboscis retractor muscles, a teloboscis inflator muscle, and conduit through the protrusor muscle sheath.
(2) Facial features that were identified included a proboscis (three cases), midline facial cleft (three cases), and hypotelorism (five cases).
(3) Carbon-tetrachloride was used to maintain the proper positions of the proboscis and the labella rendering a better view of the fine structures.
(4) After ingesting even a small amount of sucrose, the fly begins making frequent, tight turns, flexes its front tarsi to bring more chemosensory hairs into contact with the substrate and repeatedly extends and retracts its proboscis.
(5) The presence of the stimulant factor was established by forcing gravid females to touch the testing water with tarsi and proboscis.
(6) External nares and nasal passageways, albeit blind-ended, were prominent in the proboscis.
(7) The new genus most closely resembles the genus Acanthocephalus; it differs from this genus in having a distinctive pear-shaped proboscis, a long neck, and hooks which abruptly differ in size.
(8) When an Aedes aegypti mosquito bites you, she – because only the females, which need blood as nutrients for their offspring, bite – will probe your skin with her proboscis as many as 20 times.
(9) had penetrated with their proboscis deeply into the tunica muscularis.
(10) There they seem able to distinguish between suitable and unsuitable external conditions and accordingly they will either leave the proboscis completely or retract into the labium.
(11) Parallel studies were carried out to assess the effects of the two drugs on fly feeding behavior, measured as mean acceptance threshold: the minimum sucrose concentration to which the average fly in a population will respond by proboscis extension when its tarsi contact the solution.
(12) Because of their simplicity and potentially low cost, the techniques described here would be appealing for screening large numbers of tsetse samples from the field for the presence of any trypanosome residing in the guts or proboscis of the vector.
(13) Habituation of the proboscis extension response induced by sugar tarsal stimulation was individually studied in males of Drosophila melanogaster all along the adult life span (2-71 days of age at 25 degrees C).
(14) Vital dye marking experiments also indicate that the entire marginal zone maps to the prominent proboscis that is composed of chordamesoderm and represents the long axis of the embryo.
(15) The response was quantified by recording extracellularly from a muscle involved in proboscis movement, by measuring the duration of the proboscis extension, or by determining the number of trials necessary to abolish any visible response.
(16) Proboscis lateralis is a rare craniofacial malformation.
(17) The pharmacology of adult Phormia regina (Meigen) feeding behavior was explored by injecting candidate drugs into starved blowflies and then determining their responsiveness to aqueous sucrose, via the proboscis extension reflex.
(18) Around the oral parts of the tick an infiltration of collagenous fibres of the connective tissue is formed, which serves for a more firm attachment of the parasite, while beneath the proboscis a light band is formed from which the tick sucks the food substratum.
(19) The cyclopia associated with the medial proboscis suggests that both the telencephalon and diencephalon are dysplastic.
(20) The giant Amazon leech Haementeria ghilianii feeds by inserting an exceedingly long tubular proboscis (up to 10 cm) deep into its mammalian host.