Saliva

can decrease saliva resulting in dry mouth. According to an article, “Oral Side Effects of Common Prescription Medications,” published on medactive.com states, “the saliva in our mouth protects the teeth from decay with its antimicrobial components that help rebuild tooth enamel. Without enough of it, the teeth begin to deteriorate and break down”. This is because saliva in our mouth helps to maintain a balanced and healthy environment for beneficial bacteria to grow. Also, the saliva removes…

ranges from 0-14. Ph 7 being a neutral ph, every ph above being classed as alkali and every ph before being classed as acidic. The mouth has a neutral ph that varies slightly from 6.5-7.5. This ph is maintained by buffers in the mouth, particularly in saliva. Buffers are solutions made up of either a weak acid and its salt or a weak base and its salt. They are used to resist the ph change in a solution when small amounts of acids or bases are added.…

fragments of DNA found at a crime scene are used to match other fragments of DNA. It is used in crime cases when visual identification is not available and aids in determining whether the suspect is present at the crime scene or not by using bodily fluid (saliva) or blood found at the crime scene. It can also identify the victim whose body is disfigured. The concept that everyone has different genetic code except for identical twins is really important in DNA fingerprinting. However, there could…

neurotic dog you must identify if the dog is having nervous behavioural functions. Pavlov did several things to his dogs what people would classed as unethical. • Pavlov Surgically altered the dogs so that the dogs saliva gland was on the outside so it was easier to measure the saliva produced from the dog. This would have caused discomfort and physical harm to the dogs • The dogs were held down and strapped/tied, so they couldn’t withdraw at any point • Pavlov kept the dogs in the lab for…

or pull away from your teeth. Exposed roots are become more sensitive to hot and cold or other irritants, causing eating and drinking uncomfortable. Nicotine also has a profound effect on the saliva, supporting the formation of the thicker mucous form of saliva at the account of the thinner watery serous saliva which is instrumental in counteracting the impacts of acid attack after eating. This effect of nicotine interprets why some smokers get decay even if they are brushing well. When these…

 Measurements The LifeShirt, a lightweight shirt made by VivoMetrics with built-in sensors capable of measuring respirational activity, heart rate, and subject posture and activity levels, among other things, was used to measure heart rate (HR) and RSA. RSA is used to determine automatic “cardiac control” by the brain in a subject and is a measurement of changes in heart rate during a respiratory period. HR and RSA were measured every five minutes between the introduction of the subjects to the…

salivary glands, liver, gallbladder, and pancreas. In the digestive system it all begins with the mouth. Inside the mouth are many organs that help the food to be chopped up and swallowed . Teeth chop food into small pieces, which are moistened by saliva before the tongue and other muscles push the food. The tongue is located on the portion of the mouth and medial to the teeth. The tongue also helps the mouth chew up the food and also push it in the right direction. Surrounding the mouth…

Popular Alcohol Screening Tests There are many ways to test for alcohol in the body. Some of the most popular include: Blood Tests The most accurate way to test blood alcohol level is, not surprisingly, to test the blood itself. Blood is taken using a syringe and then sent to a lab for screening. It’s not convenient to request repeated blood samples to detect sobriety, and blood must be properly stored and preserved to provide an accurate reading. Blood tests require a trained professional…

Digestion of a cheese burger? Step 1. When you chew, saliva is added. In addition to being a liquid which moistens, softens and lubricate food, saliva contains enzyme called amylase, which breaks down starch. In the mouth the Meat patty and the bread could be broken down and digested. Step 2. The oesophagus has two layers. Its interior is lined with cells that are packed very closely together creating a smooth surface. The circular muscle around the outside of the oesophagus is also smooth…

Hippocampus Area”, 2009). According to a study published in Neurology, that involved 4,244 people with an average age of seventy-six who did not have dementia, the researchers found that elderly individuals with the highest level of cortisol in their saliva were more likely to have a smaller overall brain volume than those with lower levels of cortisol (Geerlings et al, 2015). Those with the highest level of cortisol also performed worse on memory and thinking tests than those with low levels of…