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What vesicle does the pituitary gland arise from ?
What is the difference between chromophobes and chromophils ?
- Chromphobes - do not stain
- Chromophils - stain
where does the Pars Intermedia develop from ?
What makes up the Pars Anterior / Anterior pituitary ?
- Pars tuberalis
- Pars intermedia
- Pars distalis
What makes up the posterior pituitary ?
- infundibular stalk
- Pars Nervosa
What are the hormones produced by the Anterior pituitary ?
- Adrenocorticotropic hormone
- Follicle-stimulating hormone
- Luteinizing hormone (females),
- Interstitial Cell Stimulating Hormone(males)
- Human growth hormone
- Thyroid-stimulating hormone
What does the Thyroid gland do ?
What do the parafollicular cells of the thryoid produce ?
What do the chief cells of the parathyroid produce ?
parathyroid hormone - increases calcium in the blood
In the adrenal gland what are the three zones of the cortex ?
ZONA GLOMERULOSA – Mineraloc cio (Aldosterone)
ZONA FASCILCULATA(Glucocorth coic) (Cortisone Cortisol
What type of stimuli does the pineal gland usually respond to ? What hormones are released by the gland ?
External visual stimuli
Serotonin , melatonin , pineal peptides
Why is the pineal gland considered a neuroendocrine inducer ?
because it modifies the function of other endocrine glands
What do the Pinealcytes of the pineal gland produce ?
Melatonin and serotonin
What are the calcified accretions in the pineal gland called ?
"Brain sand " Corpora Arenacea
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