The pituitary gland is a small pea-sized gland that plays a major role in regulating vital body functions and general wellbeing. It is referred to as the body's 'master gland' because it controls the activity of most other hormone-secreting glands
Hypothalamus
Cortex
Pontine
Nerves
Blood
Pituitary stalk (infundibulum)
No connection
Nasal fossa
Sella turcica
Infront of the medulla oblongata
Trans-nasal
Trans-cortex
Trans-rectal
Trans-sphenoidal
Invagination of the roof of the pharynx (rathke's pouch)
Primitive gut
Primitive lung
Medially: Opthalmic (3), Abducent(6) Laterally: Opthalmic & Maxillary (5)
Medially: Oculomotor (3), Abducent(6) Laterally: Opthalmic & Maxillary (5)
Medially: Ophthalmic (3), Abducent(6) Laterally: Oculomotor & Maxillary (5)
Opthalmic
Oculomotor
Maxillary
Abducent
Temporal hemionopia
Semitemporal hemionopia
Bitemporal hemionopia
Bitemporal myopia
Pars distalis(pars anterior), Pars tuberalis, Pars intermedia
Pars nervosa, Median eminence, infundibular stalk
Pars nervosa
Median eminence
Infundibular stalk
Chromophobes
Chromophils
TSH, ACTH
Growth hormones & prolactin
LH, FSH
ICSH
TSH
MSH
ICSH
ACTH
Paraventricular
Supraoptic
Thyroxine, serotonin
Cortisol, sex hormones
TSH & TRH
Somatostatin & cortisol
Cortisol & sex hormone
It is not target organ effective
It travels slowly in blood in the free form
It is insoluble in water
It has a large molecular weight
ATP
Protein Kinase A
CAMP
G-protein
Cyclip AMP
Receptor tyrosine kinase
Calcium
Phosphoinositides
Cyclic GMP
Epinephrine
ADH
Insulin
Thyroid hormone
Steroid hormone
Growth hormone
Oxytocin
LH
FSH
ADH
During sleep
After waking up
During 1st few hours of deep sleep
During strenous exercise
After waking up
Last few hours before waking up
During sleep
Before sleeping