Learn all about the human body's many systems and some of its individual organs, both vital and vestigial.
The human body has many systems of major organs that are necessary for it to perform its various functions. Some of the most vital systems of the body include the nervous system, which controls and coordinates the body and includes thebrain,spinal cord, and nerves; the circulatory system, whic...
There are 11 organ systems in the human body. Organ systems are collections of similar working together. a. chemicals b. cells c. organs d. tissues e. organellesMacrophage-like cells are found in many different tissues and may have specific names that reflect their location or sp...
There are many kinds of functional tests. They vary by the functionality that you need to test and the time or effort that they typically require to run.The following sections present some commonly used functional tests.Smoke testingSmoke testing verifies the most basic functionality of your...
These substances are all involved in metabolism, or the body’s process of turning food into energy. It happens throughout your whole body, not just your digestive system. The blood test gives your doctor important information about your health and how some of your body's systems are working...
are fairly simple and increasingly common. These phishing campaigns usually take the form of a fake email from Microsoft. The email contains a request to log in, stating the user needs to reset their password, hasn't logged in recently, or that there's a problem with the account that needs...
There are 90 or so naturally occurring elements and the majority of them are metals. But, useful though metals are, they're sometimes less than perfect for the jobs we need them to do. Take iron, for example. It's amazingly strong, but it can be quite brittle and it also rusts ...
“Nobody should give up,” Hicks said. Activists, celebrities and everyday Americans have called for charges against police since Taylor's death. Along with George Floyd, a Black man killed by police in Minneapolis, Taylor’s name became a rallying cry during nationwide protests this summ...
When it comes to body language at the office, you may be making some big mistakes that could cause you trouble. The following are some tips on what you should not do when using body language at your office. Don’t touch your co-workers, even if it’s on the back of the arm or sh...
Command-based economies are regulated by a government body that determines the goods that are produced, their quantities, and their prices. In the modern world, few economies are purely market-based or command-based. Investopedia / Alex Dos Diaz ...