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Endocrine Pathology: Pituitary Dysfunction

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Questions and Answers

Where is the pituitary gland located?

In the sphenoid bone
At the base of the brain
In the sella turcica of the frontal bone
Immediately below the hypothalamus (correct)

What regulates anterior pituitary hormone synthesis?

Thyroid stimulating hormone only
Feedback regulation only
Hypothalamus only
Hypothalamus and feedback regulation (correct)

What is the function of the pituitary gland?

Produces hormones that regulate metabolism
Produces hormones that regulate growth and development
Take signals from the hypothalamus and send them to other glands (correct)
Regulates blood sugar levels

What hormone is responsible for milk production?

Prolactin (C) Signup and view all the answers

What is the function of the posterior pituitary?

Produces hormones that regulate water balance (B) Signup and view all the answers

What is the name of the connection between the pituitary gland and the hypothalamus?

Pituitary stalk (A) Signup and view all the answers

What is the purpose of the anterior pituitary?

Controls other endocrine glands by activating their release of hormones (C) Signup and view all the answers

What is the name of the bony structure that surrounds the pituitary gland?

Sella turcica (C) Signup and view all the answers

What is the primary result of hypopituitarism?

Low levels of pituitary hormones (A) Signup and view all the answers

What type of cells are responsible for producing hormones in the pituitary gland?

Somatotrophs, Lactotrophs, Gonadotrophs, Thyrotrophs, and Corticotrophs (D) Signup and view all the answers

What is a possible cause of hypopituitarism?

Compression of the pituitary gland (A) Signup and view all the answers

What is the name of the visual defect that can occur due to compression of the optic chiasma by a pituitary macroadenoma?

Bitemporal hemianopia (A) Signup and view all the answers

What is the primary location of the cells producing ADH and oxytocin?

Posterior pituitary (B) Signup and view all the answers

What is the term for the abnormal tissue growth that can compress the pituitary gland and lead to hypopituitarism?

Pituitary macroadenoma (A) Signup and view all the answers

What is a symptom of increased intracranial pressure due to a pituitary macroadenoma?

Secondary headache (A) Signup and view all the answers

What is the hormone responsible for growth and development?

Growth hormone (C) Signup and view all the answers

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