Tuesday, June 16, 2009

questions about anterior pituitary gland+(the Answers)

1. What hormones are released by the anterior pituitary gland?

Adrenocorticotropic hormone, thyroid hormone, growth hormone, prolactin, luteinizing hormone, follicle stimulating hormone

2. How does the hypothalamus control both anterior and posterior pituitary functioning?

The two pituitary lobes are the dual origin of the hypothalmus. The posterior pituitary lobe is part of the brain and is a "downgrowth" of hypothalmic tissue and maintains a neural connection with the hypothalmus through a nerve bundle called the hypothalamic-hypophyseal tract. This arises from neurons of the hypothalmus. These cells synthesize two neurohormones and transport them along their axons to the posterior pituitary. Then these neurons "fire" they release the stored hormones into a capillary bed in the posterioir pituitary for distribution throughout the body.

3. What lies directly above the pituitary gland?

the hypothalamus


4. The pituitary gland rests in a depression of the base of the skull, which is called the _________?

sella turcica

5. Blood from the pituitary drains into what vein?

hypophyseal portal vein

6. Why is the pituitary gland referred to as the master gland in the human body?


Because it regulates all the hormones that cause the other organs to work.

7. What is the hormones responsible for sex hormones reproduction?

Luteinizing hormone

8. Hormone responsible for milk production?

prolactin

9. Hormone that secrete thyroid hormones?

thyroid stimulating hormone

10. Hormone that secretes Glucocorticoid?

Adrenocorticotropic hormone

Case Analysis

A female 44 yrs old - for the last 3 years she have suffered a progression of symptoms from hair loss, dry skin, fatigue, dizziness, constipation, erratic heavy periods, muscle aches & pains, foggy head, memory failure. She have seen endless doctors & specialists - mainly at her own expense - because she would not accept their diagnosis that she was depressed or it was simply her age! Her thyroid blood tests are all within the normal range. But after the consultaion with her Doctor she found out the she was a Hypothyrodism.

1.What is the recommended test to be taken to know if she is actually a Hypothyrodism?
2. If all of her blood tests are all within normal does it means that she don't have the disease?
3.Is there are possible treatment for this kind of disease? if yes, what are they?