a person with a tumor of the anterior that oversecretes ACTH into the blood stream would be expected to show signs of cushings disease.
is this true or false
This statement is true. A person with a tumor located in the anterior (front) part of the pituitary gland, which produces an excess amount of adrenocorticotropic hormone (ACTH), would indeed exhibit signs of Cushing's disease.
To understand why, let's break it down:
1. Cushing's disease is a condition that arises due to the overproduction of cortisol, a hormone that regulates various functions in the body. The excess cortisol production in Cushing's disease is typically caused by an overactive pituitary gland.
2. The pituitary gland is responsible for producing and releasing several hormones, including ACTH. ACTH stimulates the adrenal glands to produce cortisol.
3. In the scenario you provided, the tumor is located in the anterior part of the pituitary gland, which is responsible for the production and release of ACTH.
4. Since the tumor overproduces ACTH, it leads to an excessive stimulation of the adrenal glands, resulting in the excessive production of cortisol. This leads to the symptoms associated with Cushing's disease, such as weight gain, high blood pressure, muscle weakness, mood swings, and a characteristic round face ("moon face").
In summary, a person with a tumor in the anterior part of the pituitary gland that oversecretes ACTH into the bloodstream would be expected to display signs of Cushing's disease due to the excessive production of cortisol.