Histo- Endocrine Glands

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The Pituitary Gland Consists of 3 major parts:
- Neurohypophysis
- Hypophoseal Cavity
- Adenohypohysis (Pars Distalis, Pars Intermedia, Pars Tuberalis)
Anterior Pituitary is A.K.A

Adenohypophysis
Posterior Pituitary is A.K.A.

Neurohypophysis
Hormones produced by the Adenohyophysis (6)
- GH
- Prolactin
- THS
- FSH
- LH
- ACTH
What plays a role in seasonal repro cycles?
- Pars Tuberalis
- (of the Adenohypophysis)
Parts of Adenohypophysis (3):
- Pars Distalis
- Pars Intermedia
- Pars Tuberalis
Cells w/in the Pars Distalis
- Acidophils
- Basophils
- Chromophobes
Acidophils produce (2):
- GH (Somatrophin)
- Prolactin
Pars Distalis
Basophils Produce (4):
- TSH
- FSH
- LH
- ACTH
Pars Distalis
Hypothalmic components of the neurohypophysis (2):
- Supraoptic Nuclei
- Paraventricular Nuclei
The supraoptic nuclei produces:

Vasopressin/Antidiuretic Hormone (ADH)
The paraventricular nuclei produce:

Oxytocin
Glial Cells of the Neurohypophysis (2):
- Pituicytes
- Microglial Cells
Pituicytes are modified...

astrocytes
Herring Bodies are _____ containing ____
- Enlarged Axon Terminals
- Neurosecretory Granules
Epithelium of thyroid follicles:

Low cuboidal (inactive) - High Cuboidal (active)
Resting thyroid cells contain _____

calloid
Thyroid Follicular Cells produce:

T3 and T4
Thyroid Parafollicular cells secrete ____

calcitonin
Neurohypophyseal hormones are classified as _______
- Neurosecretory Hormones
- (ADH & Oxytocin)
Thyroid Cell types (2):
- Follicular
- Parafollicular
Parathyroid Cell Types (4):
- Light Principal Cells
- Dark Principal Cells
- Transitional Cells
- Oxyphillic Cells (horses and L Ruminants)
3 Basic Layers of the Adrenal Gland:
- Capsule
- Cortex
- Medulla
Layers within the cortex of the Adrenal Gland
- Zona Glomerulosa
- Zona Fasciculata
- Zona Reticularis
The Zona Glomerulosa is replaced by _____ in which species (3)?
Zona Arcuata
- Horse
- Carnivores
- Pig
Which layers of the Adrenal Cortex => Mineralcorticoids?

Zona Glomerulosa
Which layers of the Adrenal Cortex => Glucocorticoids?
- Zona Fasciculata
- Zona Reticularis
Cell types within the Adrenal Medulla

Chromaffin
What do the Adrenal Medulla Chromaffin cells produce (2)?
- Norepinephrine (darker)
- Epinephrine (lighter)
Cell Types in the Pancreas (5):
- Pancreatic Islet Cells
- A cells
- B cells
- C cells
- D cells
Pancreatic A Cells produce:

Glucagon
Pancreatic B Cells produce:

Insulin
Pancreatic C Cells produce:
- A cells
- B cells
- D cells
Pancreatic D Cells produce:

Somatostatin

Author

HLW

48415

Card Set

Histo- Endocrine Glands

Description

Histo- Endocrine Glands

Updated

2010-11-09T19:05:45Z

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