Tag: The Designed Body
Understanding Respiration: A Breath of Fresh Air, if You Please
No one really understands how the respiratory system “knows” what the levels of O2, CO2, and H+ ion should be for us to survive.
Messengers from Army HQ: Hormones and Neurohormones
To take control in a military operation requires the coordinated activity of a reconnaissance team, headquarters, and the soldiers in the field.
What the Body Must Do to Take Control
Obviously, it’s important for the driver to be aware of her car’s fuel situation.
Death: The Final Frontier
Up until about fifty years ago, the final common pathway to death, no matter the cause, was cardiopulmonary arrest.
How Man Solves the Problem of Being a Multi-Cellular Organism
A single-celled organism is like a microscopic island of life, in that it can get what it needs to live from the surrounding water.
Take a Deep Breath: Cellular Respiration
Because it must follow the rules, the cell needs many different innovations to be able to take control.
Enzymes and Their Dynamic Role in the Cell
In this series so far, we’ve looked at what makes up the human cell and what it needs to do to stay alive.
Pumping for Life: What the Sodium-Potassium Pump Accomplishes
There is a price to be paid by the body for thus battling the forces of nature.
Diffusion and Osmosis: Twin Perils in the Life of the Cell
Earlier we looked at what the human cell consists of and what it requires to live.
Each Cell in Your Body Is a Walled City Besieged by Enemies
The residents of the city are slowly running out of food and water and are in desperate need of new supplies to stay alive.