Gastrocnemius muscle

motor neurons meet at the same effector muscles. Furthermore, when the extrafusal fibers of the muscle spindle contract, the intrafusal fibers change length in correlation to the muscle tone to activate the feedback to the brain, which is done by the gamma neurons. The feedback process is performed by afferent neurons located in the spinocerebellar tract, in which they relay the message to the central nervous system regarding the length and tension of the muscle fibers.…

This single critical condition has claimed the lives of 287,000 people each year everywhere from the age of an infant to the age of your current peers to the age of the elderly (Heart Failure Statistics, 2016) . There are about 5.1 million people in the United States alone that suffer from this serious, possibly fatal, condition and die within five years of diagnosis (Heart Failure Fact Sheet, 2015). Not to mention, 1.4 million people under the age of 60 years old have this condition, and as a…

fitness components because it is able to determine acceleration, maximum running speed and speed endurance. However these aspects vary depending of the distance tested over. Vertical jumps tests are effective when testing the strength of the leg muscles as you are required to jump as high as you can from the push from your legs. In order to reach the fitness goals and improve and maximise test results, at least four to five training sessions need to be implemented to achieve noticeable results.…

smoothly, decreasing the risk of cardiovascular diseases. Not only can physical activity help prevent heart problems but it can also prevent type two diabetes, certain types of cancers, metabolic syndrome, and arthritis. Regular activity can improve muscle strength and boost endurance. “Exercise and physical activity deliver oxygen and nutrients to your tissues and help your cardiovascular system work more efficiently. And when your heart and lungs work more efficiently, you have more…

Areolar is a fibrous connective tissue, loosely packed, to hold tissue layers together. It is located in the skin, which binds the outer layers of skin to the muscles located beneath. It can be found in or near the mucous membranes, blood vessels, organs, and nerves (SIU Med, 2016). Adipose is a fatty tissue is a form of loose connective tissue that stores energy, insulates and cushions the body. It can be found…

exercise is performed, the muscles within the human body constantly relax and contract, this requires energy. Energy is sourced from a chemical referred to as adenosine triphosphate (ATP) which is comprised of an adenine base, ribose and three phosphate groups bonded together (Bergman, 1999). As the bond between the second and third phosphate group is broken, the ATP molecule converts into adenosine diphosphate (ADP) and phosphate, as a result of this, the energy that muscle cells use during…

Study after study shows that any physical activity leaves behind many positive benefits but how much exercise does that imply and what kind of benefits are likely to be seen or even felt. There is no right or wrong answer although the Department of Health and Human Services recommends a minimum of 20 minutes everyday doing moderate aerobic activity such as walking or mowing the lawn combined with 10 minutes of vigorous activity related to running or sports while mixing in 2 days of weight…

bones and hold them in place. Your skeletal system is also responsible for the storage of cells, and your bones help protect major organs, like your heart. Muscular - There are three types of muscle in the human body, skeletal muscle, which helps with voluntary movement and is connected to bone. Smooth muscle, helps pass…

Introduction Strong is the New Skinny There’s this supposition in society that every woman wants and needs to be beautiful in order to be successful in life. In addition to society, there is an abundance of multi-billion dollar companies devoted to selling women products designed to “fix” them into look a certain way. These companies come into our lives with advertisements directed towards fashion, celebrity gossip, and now, makeup. I got excited when I saw MAC’s makeup advertisement entitled…

The Importance of Literacy “Evan call my mom now. I can’t get up!” I screamed while on the ground at the bottom of a stair set. I had taken a nasty spill while jumping some stairs my skateboard and it felt like my leg had been torn into two pieces at my knee. After going to the hospital and being told I had dislocated my knee, I went home on crutches in pain. I had a feeling this would be the end of my farfetched dream of becoming a professional skateboarder. I received a phone call a few…