Hakutulokset: Hakutulos
yhteensä 23 hakutulosta
Components of Life
The building blocks of all life-human and otherwise-are basic chemical molecules common to all organisms that simultaneously unite all species and set them apart. Together, nucleic …
Substance Use and Abuse
Consumed for a wide range of reasons, substances that alter a person's mood and mind are widespread in most societies. Although many such substances initially had been valued for …
Respiratory System
So automatic and mechanical is breathing for most of us that we often fail to consider the complexities of respiration. Engaging the lungs, airways, and more, the intake of oxygen …
Cybermedia
We're experiencing a time when digital technologies and advances in artificial intelligence, robotics, and big data are redefining what it means to be human. How do these …
Medicine and Healers Through History
The diagnosis, treatment, and prevention of disease remains a challenging undertaking as emerging disorders and pandemics are constantly presenting new opposition. Behind the …
Chemical Reactions of Life
The development and evolution of all species can, in many ways, be traced to a few biochemical reactions that facilitate metabolic and/or photosynthetic changes in each life form. …
Infectious Diseases
Outbreaks of infectious disease pose some of the greatest public health risks to humans across the globe. Although an increasing number of preventative measures and cures are …
Bone and Muscle
The seeming simplicity of day-to-day movement can belie the complexity of the structures that facilitate motion. More than just a framework around which the body develops, the …
Cardiovascular System
Though only about the size of a clenched fist, the human heart bears the immense burden of sustaining human life and activity. Functioning to circulate blood throughout the body, …
Brain and the Nervous System
Necessary for everything from reflexes to reading to running, it's no exaggeration to say that the brain and nervous system are responsible for nearly every endeavor of human …