Electrical Impulses

Concepts Of Lifetime Fitness
Concepts Of Lifetime Fitness
Concepts of Lifetime Fitness September 1, 1997 Homeostasis is the state of equilibrium in which the internal environment of the human body remains relatively constant. Two excellent examples of homeostasis are how the body maintains a constant temperature and blood pressure during strenuous physical activity or exercise. Although there are many other activities in the body that display homeostasis, I will only discuss these two. Temperature in the human body is usually kept at approximately 37
J.P. Morgan
J.P. Morgan
J.P. Morgan John Pierpont Morgan is considered one of the founding fathers of the modern United States economy. He was an industrial genius that is accredited with the founding of many companies including General Electric and AT T. However, Pierpont is looked upon as a saint and demon the same. He received a honorary degree from Harvard university that read: Public citizen, patron of literature and art, prince among merchants, who by his skill, wisdom and courage, has twice in times of stress r
AHDH
AHDH
Attention Deficit Hyperactivity Disorder For some, the ability to sit still, pay attention, and control impulsive behaviors may seem difficult or almost impossible to do. Millions of Americans suffer from Attention Deficit Hyperactivity Disorder (ADHD), and some of those afflicted may not even be aware they have it or the condition exists. Identifying the signs and symptoms ADHD and seeking diagnosis and treatment, are key steps taken to live a more productive and normal lifestyle. The subject
Lecture 14: Nervous & Sensory Systems
Lecture 14: Nervous & Sensory Systems
Lecture 14: Nervous & Sensory Systems Review of Neuron Transmission 1. What is the difference between an electrical synapse and a chemical synapse? 2. What mechanism ensures that an electrical impulse in a neuron is conducted in only one direction down the axon? 3. What are the steps in neuronal transmission (from presynaptic to postsynaptic)? Evolution of the Nervous system What is driving the evolution of the nervous system? Cephalization the formation of a distinct head region with a contro