The most commonly involved hand joints in RA are the MCP and PIP joints. The DIP joints are usually spared. Which joints are least commonly involved in osteoarthritis? OA may be defined by radiographic criteria alone (radiographic OA), typical symptoms (symptomatic OA), or by both. Using radiographic criteria, the distalRead More →
Toxoplasmosis (tok-so-plaz-MOE-sis) is a disease that results from infection with the Toxoplasma gondii parasite, one of the world’s most common parasites. Infection usually occurs by eating undercooked contaminated meat, exposure from infected cat feces, or mother-to-child transmission during pregnancy. Where is Toxoplasma gondii found in the world? In various placesRead More →
The Canadian Maritimes of Prince Edward Island and Nova Scotia. … The Reviilagigedos Archipelago and Other Banks off Southernmost Baja. … Venice, Louisiana. … Westport, New Zealand. … Cape Hatteras / Mid-Atlantic. … Panama. … Mauritius and Reunion Island. … Stellwagen Bank/Cape Cod, Massachusetts. What habitat do tuna live in?Read More →
Uses of Biotite Biotite has a small number of commercial uses. Ground mica is used as a filler and extender in paints, as an additive to drilling muds, as an inert filler and mold-release agent in rubber products, and as a non-stick surface coating on asphalt shingles and rolled roofing.Read More →
China is the largest producer of antimony and its compounds, with most production coming from the Xikuangshan Mine in Hunan. The industrial methods for refining antimony are roasting and reduction with carbon or direct reduction of stibnite with iron. How do you get antimony? Antimony and its compounds are naturallyRead More →
In metallurgy, quenching is most commonly used to harden steel by inducing a martensite transformation, where the steel must be rapidly cooled through its eutectoid point, the temperature at which austenite becomes unstable. … This allows quenching to start at a lower temperature, making the process much easier. What effectRead More →
The rigid laryngoscope is the device most commonly used for tracheal intubation. A direct line of vision is necessary for the successful insertion of a rigid laryngoscope. How does a laryngoscope work? Direct laryngoscopy uses a tube called a laryngoscope. The instrument is placed in the back of your throat.Read More →
Acetic acid is used as a sour agent added in vinegar, pickled vegetables, and sauce, and as a raw material for spice. What is acetic acid used in? Acetic acid is used in the manufacture of acetic anhydride, cellulose acetate, vinyl acetate monomer, acetic esters, chloracetic acid, plastics, dyes, insecticides,Read More →
Benedict’s solution is used to test for simple sugars, such as glucose. It is a clear blue solution of sodium and copper salts. In the presence of simple sugars, the blue solution changes color to green, yellow, and brick-red, depending on the amount of sugar. Which color change represents aRead More →