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Lab Exam 1
N/A
25
Anatomy
Undergraduate 1
02/05/2013

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Cards

Term
What is the darker part of the pituitary gland called?
Definition
Adenohypophysis
Term
What is the function of the adenohypophysis?
Definition
secreting (glandular)
Term
What is the bulk of the anterior pituitary called?
Definition
pars distalis
Term
What is the lighter part of the pituitary gland called?
Definition
Neurohypophysis (pars nervosa)
Term
what is the neurohypophysis composed of?
Definition
Tracts from the hypothalamus
Term
what is a tract?
Definition
a collection of nerve axons traveling together in the brain
Term
What controls the pituitary?
Definition
hypothalamic hormones and nerves
Term
The hypothalamic nerves release what 2 hormones to the posterior pituitary?
Definition
Oxytocin and ADH
Term
What are releasing hormones called?
Definition
Tropic hormones
Term
What are the round clear sacs in the thyroid gland called?
Definition
thyroid follicle
Term
what is the colored substance inside the thyroid follicles called?
Definition
colloid
Term
Looking at the thyroid gland in high power, the outer border of each follicle is made up of round cells called?
Definition
follicular cells (principal cells)
Term
The follicular cells make up two hormones produced by the thyroid gland called?
Definition
Thyroxine (T4) and Triiodothyronine (T3)
Term
What are the cells inbetween thyroid follicles called?
Definition
parafollicular cells or C-Cells
Term
What to C-Cells secrete?
Definition
Calcitonin
Term
what are ovid glands embedded in the posterior surface of the thyroid?
Definition
parathyroid glands
Term
What are the parathyroid glands responsible for secreting?
Definition
PTH
Term
What is the outer part of the adrenal gland called?
Definition
adrenal cortex
Term
what is the inner part of the adrenal gland called?
Definition
adrenal medulla
Term
What is the very small outer layer of the adrenal cortex?
Definition
zona glomerulosa
Term
what hormone is secreted from the zona glomerulosa?
Definition
aldosterone
Term
What zone is a majority of the gland?
(cells arranged in parallel cords)
Definition
zona fasiculata
Term
what does the zona fasiculata secrete?
Definition
glucocorticoids
Term
What is the innermost layer of the adrenal gland next to the medulla?
Definition
zona reticularis
Term
what is secreted from the zona reticularis?
Definition
androgens and some estrogens
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