10 Questions
What is the size of the Pituitary Gland?
0.5 in.
Which structure attaches the Pituitary Gland to the hypothalamus?
Infundibulum
From where is the Anterior Pituitary embryologically derived?
Oral cavity
Which part of the Anterior Pituitary is responsible for major endocrine functions?
Pars distalis
What are the hormones secreted by the Anterior Pituitary called?
Trophic hormones
What is the function of GH when increased above the physiological level?
Increases oxidation of fatty acids for energy and increases plasma levels of ketone bodies
Which cells secrete GH in the body?
Somatotropes
What is the direct effect of GH on target cells?
Increases oxidation of fatty acids for energy
What happens when there is abnormally increased GH above the physiological level?
Has a diabetogenic effect by decreasing glucose uptake
What are the characteristics of dwarfism due to disorders of GH secretion?
GRH decreases in the blood and skeletal growth is arrested
This quiz covers the anatomy and function of the pituitary gland, specifically its location, size, connection to the hypothalamus, and division into anterior and posterior lobes. It also discusses the embryological development of the anterior pituitary from Rathke's pouch.
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