Spur gears. Spur gears are the most common type of gears. They have straight teeth, and are mounted on parallel shafts. Sometimes, many spur gears are used at once to create very large gear reductions.Spur gears are used in many devices that you can see all over HowStuffWorks, like the electric screwdriver, dancing monster, oscillating sprinkler, windup alarm clock, washing machine and clothes dryer.But you won't find many in your car. This is because the spur gear can be really loud.Each time a gear tooth engages a tooth on the other gear, the teeth collide, and this impact makes a noise. It also increases the stress on the gear teeth. To reduce the noise and stress in the gears, most of the gears in your car are helical.ometimes, many spur gears are used at once to create very large gear reductions. Spur gears are used in many devices that you can see all over HowStuffWorks, like the electric screwdriver, dancing monster, oscillating sprinkler, windup alarm clock, washing machine and clothes dryer.
Adrenocorticotropic hormone (ACTH) is a hormone that stimulates the production of cortisol. Cortisol is a steroid hormone important for regulating glucose, protein, and lipid metabolism, suppressing the immune system 's response, and helping to maintain blood pressure.
A , Pharmacy, answered. Cortrosyn is a synthetic hormone used by doctors to diagnose adrenal gland problems, such as Addison's Disease. Cortrosyn is also known by its generic name, cosyntropin. Cortrosyn is used as part of an ACTH stimulation test. ACTH (adrenocorticotropic hormone) is a hormone naturally produced in the pituitary gland that stimulates the body to release cortisol. Cortrosyn is the man-made version of ACTH.