Data Trace Editor – Discussion: – it is also required in appropriate amounts for membrane stability; – excess or defeciency may lead to rupture of lysosomal membranes; – Vit A participates in the biology of epithelium, and in excess it causes proliferation of basal cells and hyperkeratinization; – Toxicity: – causes increased intracranial pressure, vomiting, and lethargy Effect … Read more
Warfarin (Coumadin) references – The use of novel oral anticoagulants for thromboprophylaxis after elective major orthopedic surgery. Prevention of venous thromboembolic disease after total hip and knee arthroplasty.
– See: Characteristics of Metals and Implants: – Discussion: – more resistant to corrosion than stainless steel; – mechanically inferior to stainless steele and much more difficult and expensive to cast; – has low duchtility, & screws made of this material bond quite securely to bone; – … Read more
– Discussion: – see: abnormalities associated with vitamin D. – primary function of vitamin D is to maintain skeletal calcium homeostasis; – promotes gut absorption of calcium (and absorption of phosphorous); – promotes bone absorption; – important for … Read more
– See: Rickets: – Type-I vitamin-D-dependent rickets or osteomalacia: – failure of conversion of 25-hydroxyvit D to 1,25-dihydroxyvit D is the cause of this disorder; – defect is not clearly understood but may be a deficiency or an abnormality of the renal 1-hydroxyvitamin-D-25-hydrolase, believed necessary for the conversion of 1-hydroxyvitamin D … Read more
– Discussion: – exhibit stress / strain behavior that is time-rate dependent, and varies w/ the material, that is a function of the material’s internal friction; – visoelastic materials are stiffer and stronger at high strain rates than at low strain rates; – for example in bone-ligament … Read more
– Discussion: – gram-negative facultative coccobacillus – vibrios are among the most common organisms found in waters in US and around the world; – in the US these infections occur mainly on the gulf coast and southern atlantic seaboard; – these organisms tend … Read more
– Discussion: – results from supination-adduction fracture (Weber A) – adduction forces result in a vertical fracture of the medial malleolus at the junction of the plafond and malleolus; – transverse fibular frx or tear of lat collat occurs concomitantly; – medial … Read more
– See: – Diskitis – Gun Shot Wounds to the Spine – Tuberculous Spondylitis – Discussion: – in adults, lumbar infections may often originate from urinary tract infections which drain thru Batson’s venous plexus; – respiratory system is also … Read more
– Discussion: – at 2-4th week of development, sclerotome cells arising from paired somites migrate medially & meet in midline around notochord; – these sclerotome cells separate the notocord from neural tube dorsally and from gut ventrally; – paraxial mesoderm becomes segmented into four cranial and … Read more