Sometimes you may have atrial flutter that develops into atrial fibrillation and vice versa. The risk factors for and the symptoms and causes of atrial flutter are similar to those of atrial fibrillation. For example, strokes are also a concern in someone with atrial flutter. As with atrial fibrillation, atrial flutter is usually not life-threatening when it's properly treated.
Nerves and Nerve Types. There three types of nerves in the central nervous system: motor neurons, sensory neurons and autonomic neurons. Motor nerves send impulses or signals from the brain and spinal cord to all of the muscles in the body.
There are four basic types of tissues recognized in higher animals, epithelial, connective, muscular and nerve. This activity focuses on muscle tissue. Students should complete the worksheet before you compare and contrast the different types of muscle cells.A muscle is a tissue that performs different functions which cause some sort of movement to take place. There are three different types of muscle cells: skeletal, smooth, and cardiac.The various muscles of our bodies serve as the engines or powerhouses of the body and are so constructed to provide speed and power.Each muscle cell is designed for various functions that are needed by a certain area in the body. muscle is a tissue that performs different functions which cause some sort of movement to take place. There are three different types of muscle cells: skeletal, smooth, and cardiac.