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The endocrine system elaine marieb
The endocrine system elaine marieb
Endocrine system quizlet
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This essay will review the Endocrine system, its components and its functions. It will also look into how the assessments that practitioners perform on patients relate to the chosen system, and discuss any ethical and practical issues that may arise. I will also go into a brief explanation of the cardiovascular and central nervous systems, and how they interact with the endocrine system. The endocrine system is unique, in the idea that it is made up of glands and hormones rather than just organs. These glands release essential hormones through the bloodstream to other glands, in order to keep a level of homeostasis throughout the body, and to influence cellular activity. These glands are separate from each other and have “no direct anatomical links” (Ross and Wilson, 2003). The system consists of 10 glands; The Pituitary Gland, Thyroid Gland, Parathyroid Glands, Adrenal Glands, the Islets of Langerhans, Pineal Gland, Thymus Gland, The Ovaries and Testes, and the Hypothalamus. Although we mention that the Hypothalamus is part of the endocrine system, it is only connected due to it controlling the Pituitary Gland and its indirect effect on others. The Pituitary Gland and Hypothalamus are connected by nervous and chemical pathways, and are connected by the infundibular stalk, which contains nerve endings from …show more content…
For example, the Islets of Langerhans release Insulin or Glucagon respectively to target Blood glucose levels after eating or if the level of glucose drops from the normal levels of four to seven millimoles. The necessary hormone is carried in the plasma of the blood and carried to the live where it either stores or breaks down Glycogen to increase or decrease Blood Glucose Levels (Warhol,
The hypothalamus in the brain is above the pituitary gland. The hypothalamus releases corticotrophin (CHR) which is a chemical messenger. CHR stimulates the pituitary gland to release adrenal corticotrophin (ACTH). ACTH which is released into the blood then signals the adrenal gland. When the adrenal gland receives ACTH it is the chemical signal for cortisol production. In a normal system cortisol (an anti-inflammatory) production would st...
While the respiratory and cardiovascular systems are most reliant on one another, all body systems require a functioning circulatory cycle in order to thrive. Blood circulation and consistent transfer of oxygen to cells is required to maintain cell and tissue life. Disturbances to this process will cause cells and tissues to die (Red Cross 48). This state of balance and functioning body systems is referred to as homeostasis, defined as a “condition of equilibrium in the body’s internal environment due to constant interaction of body’s many regulatory processes” (Tortura 8). Changes or disruptions to homeostasis are regulated by the Endocrine and Nervous systems of the body. The endocrine system is made up of glands placed throughout the body
Cortisol is in the class of hormones called glucocorticoids and affects almost every organ in the body. One of the most important functions of cortisol is to help regulate the body’s response to stress. Cortisol is also responsible for other necessary functions including: helping to maintain blood pressure and cardiovascular functions, helping to slow the immune system’s inflammatory response, helping to balance the effects of insulin in breaking down sugars for energy, helping to regulate the metabolism of proteins, carbohydrates, and fats, and helping to maintain proper arousal of sense of well being. The amount of cortisol is precisely balanced and regulated by the brain’s hypothalamus.
The hormones produced from the endocrine system come from a wide range of different places. Among those responsible for hormone production are the glands and a few organs as well. The glands that are involved are the pituitary, thyroid, thymus, parathyroid, and adrenal. The organs, which also play a vital part, are the pancreas, gonads, kidneys, heart, and parts of the digestive tract. All these different glands or organs work together in the production of certain hormones. Those produced in one location will almost always have an effect on many other areas of the body, not just the surrounding tissues.
The balance of the thyroid hormone is complicated and involves the participation of different parts of the body (Kaplustin, 2010).
The thyroid gland plays a major role in the endocrine, thyroxine, triiodothyronine and metabolism system. The gland can be found in the front of the neck and above where the collar bones meet. The thyroid gland controls the body by releasing T4 and T3 hormones. Controlling metabolism plays an important role when regulating mood, weight,
The thyroid gland is part of the endocrine system, and it is controlled by the pituitary which is known as the “master gland” of the endocrine system. The pituitary controls the thyroid by producing Thyroid Stimulating Hormone (TSH) which stimulates the production of thyroid hormones. . The thyroid gland secretes two main hormones: Thyroxine (T4) and Tri-Iodothyronine (T3). These hormones increase metabolic rate, heat production, oxygen consumption, appetite, growth hormone secretion, alertness and quicker reflexes. The thyroid gland is located in the anterior portion of the neck, beneath the Adam’s apple. It is divided in two lobes on either side of the windpipe: right lobe and left lobe. These lobes create what looks like a butterfly shape. The gland is essential to the contribution of maintaining the homeostasis of the body. It plays a role in monitoring the body’s expenditure of energy and running the body’s metabolism.
During recent years, numerous newspaper and magazine articles have suggested that humans may be at risk because small amounts of well known environmental contaminants, such as dioxin, PCBs and DDT, can affect hormone levels. Hormones are produced by the endocrine system as regulators of biological function in target organs. Because hormones play a critical role in early development, toxicological effects on the endocrine system often have an impact on the reproductive system. The term endocrine disruptor is used to describe chemicals that can mimic hormones and may either enhance or counteract their effects. It has been suggested that these hormone changes can, in turn, lead to a variety of health problems including cancer, decreased fertility, and abnormalities in newborns.
Cortisol hormone is a vital body function. It is created by the adrenal glands, which is located in close proximity to the kidneys. It functions as a stress responder. It assists our system by regulating blood pressure, slowing the immune system, and normalizing the metabolism of nutrients such as proteins, carbohydrate and fats. Excessive increase may cause illnesses such as hypertension, and panic disorders. Conventional and natural remedies are effective in treating this condition. Natural remedies are very popular method use today.
The lighter, inner region is called the medulla. Each ... ... middle of paper ... ... pituitary to release antidiuretic hormone (ADH). The release of ADH into the bloodstream brings about the following: § ADH make the distil convoluted tubule and the collecting duct more permeable to water.
It is the idea that the mind and body are not separate entities. Rather, they are intricately connected, interacting with each other in many ways. The body's three main regulatory systems are the central nervous system (which includes the brain), the endocrine system (which produces hormones), and the immune system. These three systems work together and affect one another. Researchers who study the mind-body connection examine these interactions, and are particularly interested in the effects of emotions and thoughts on physical health.
While the symptoms are all the same, many different names have been attributed to menopause-like symptoms in males. Some physicians use the term “SLOH” or “Symptomatic Late Onset Hypogonadism” to describe andropause while others who prefer to label it a deficiency refer to it as ‘”ADAM” or “androgen deficiency of the male”. Whether or not andropause should be treated depends on one’s physician’s opinion on the matter. Some believe that andropause is a natural state that all aging males undergo and that it shouldn’t be treated as a medical abnormality while others believe that there are considerable positive effects of hormone therapy. Supporters of hormone therapy do not agree with the idea that lower hormone levels are simply a natural process of aging. They point out that as life expectancy has increased, so has the need to treat aging-related hormonal shifts. In order to form an opinion on whether andropause should be considered a treatable disease, it’s important to understand its physiological process and an underlying condition known as “adrenopause”.
The reproductive systems are based off of the goal to create offspring. Both the male and the female reproductive systems, although fueled by a similar goal, have different components and structures. Both systems are very complex in their own way, making it important for one to understand how each of the systems and their various processes work. Knowing the processes and components of the male and female reproductive systems will aid all people in their life, sometime or another. It’s important to understand how our individual bodies work and how life is produced.
...culatory system. Pituitary gland is a growth hormone that helps in mertabolism and develops reproductive organs. The thyroid controls metabolsim on the rate that the body breaks down food. Adrenal gland secretes many hormones including adrenaline which prepares the body to react in a stressful situation. The pancreas produces digestive enzymes and insulin. Ovaries produce ova and estrogen. Testes produce sperm cells and testosterone. To stay healthy you should get a regular medical check-up, eat a well-balanced diet, sleep at least 8 hours, and decrease stress in your life. Some problems are growth disorders, diabetes, and obesity. Puberty begins at different times for girls then boys. Girls start around ages 9-13 and boys are ages 10-15.
Each gland of the endocrine system is responsible for the releasing of different hormones, and those hormones trigger different activities in different places of the body. Hypothalamus, pineal body, anterior and posterior pituitary glands, adrenal gland, and thyroid gland are the main glands of the endocrine system while there are some other associated glands, as well. The endocrine system is known to be as the chemical information system. Some of the main functions of this system have to do with growth and development, metabolism, tissue function, sexual function, mood swings,