Term
| Growth hormone (anterior lobe) |
|
Definition
| stimulates the growth and development of bones, muscles, and organs |
|
|
Term
Adrenocorticotropic hormone(ACTH)
(anterior lobe) |
|
Definition
| controls the growth, development, and function of the cortex of the adrenal glands; controls release of glucocorticoids and adrenal androgens; necessary for secretion of aldosterone but does not control secretion rate |
|
|
Term
| Thyroid-stimulating hormone (thyrotropic) (anterior lobe) |
|
Definition
| controls the secretory activities of the thyroid gland |
|
|
Term
Follicle stimulating hormone
(anterior lobe) |
|
Definition
| stimulates the development of the eggs in the ovary in women, and sperm production in men |
|
|
Term
| Luteinizing hormone (anterior lobe) |
|
Definition
| controls ovulation or egg release in women, and testosterone in men |
|
|
Term
Prolactin or lactogenic hormone
(anterior lobe) |
|
Definition
| stimulates breast milk production |
|
|
Term
Melanocyte-stimulating hormone
(anterior lobe) |
|
Definition
|
|
Term
| Antidiuretic hormone (posterior lobe) |
|
Definition
| causes reabsorption of water from the renal tubules of kidney |
|
|
Term
| Oxytocin (posterior lobe) |
|
Definition
| causes contractions of uterus in labor and the release of breast milk |
|
|
Term
| Radiographic studies for Pituitary gland disorders |
|
Definition
-conventional radiographs
-CT scans
-MRI
-Cerebral angiography |
|
|
Term
| Laboratory Studies for Pituitary gland disorders |
|
Definition
-Radioimmunoassay(measures hormone levels)
-ELISA(measures hormone levels)
-Suppression or stimulation tests |
|
|
Term
|
Definition
caused by excess production of one or more of the anterior pituitary hormones
-usually growth hormone and prolactin
-usually due to pituitary adenoma(tumor) |
|
|
Term
| Radiographic studies for hyperpituitarism |
|
Definition
|
|
Term
| Laboratory studies for hyperpituitarism |
|
Definition
-Hormone levels
-Glucose tolerance test |
|
|
Term
|
Definition
| grows excessively tall (bones grow longer) |
|
|
Term
|
Definition
grew regular, then excess GH as they get older (40-50)
-big feet and hands
-long jaw |
|
|
Term
|
Definition
Deficiency in secretion of GH
-May be hereditary or due to pituitary damage |
|
|
Term
|
Definition
-Occurs during adolescence
-May be as short as 36 inches, but with proportional physical characteristics
-Often have delayed or absent sexual maturation
-Accelerated pattern of aging, thus shorter life span |
|
|
