58 results
Feedback Loop: Prolactin (PRL)
 • PRL levels exhibit diurnal, menstrual, and age-related variation
 • TRH has
Feedback Loop: Prolactin ... Prolactin #PRL #FeedbackLoop
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
Feedback Loop: Growth ... GrowthHormone #GH #FeedbackLoop
Calcium homeostasis is a process controlled by chiefly by hormones vitamin D and PTH. 
Vitamin D
Calcium homeostasis ... classical negative feedback ... Endocrinology #Calcium #Homeostasis
Calcium Homeostasis

Serum Calcium - PTH - Vitamin D Regulation

#Calcium #Homeostasis #Pathophysiology #Autoregulation #VitaminD #PTH #Endocrinology
Calcium Homeostasis ... Regulation #Calcium #Homeostasis
Regulation of GFR
Physiologically, GFR is auto-regulated very precisely with changes in the mean arterial pressure (MAP)
neuro-hormonal feedback ... Tubuloglomerular feedback ... Neuro-hormonal feedback
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
gastrointestinal homeostasis ... tubulo-glomerular feedback ... components of acid-base homeostasis
Laboratory methods for evaluation of coagulation disorders- primary and secondary hemostasis

#Laboratory #Testing #Hemostasis #Coagulation #Hematology
#Diagnosis
and secondary hemostasis ... Laboratory #Testing #Hemostasis
How SGLT2 inhibitors block glucose reabsorption in proximal tubule and improve systemic glucose homeostasis:
https://www.ajkd.org/article/S0272-6386(18)30633-4/fulltext

#Pathophysiology #Mechanism #Nephrology
systemic glucose homeostasis
Hemostasis Physiology

The blood's response to blood vessel injury can be viewed as four interrelated steps. 
Roman
Hemostasis Physiology ... #Hemostasis #Pathophysiology
Menstrual Cycle Physiology: Ovarian Cycle – Ovulation Explained

Around Day 14, estrogen exerts sudden +++ positive feedback
sudden +++ positive feedback ... negative to positive feedback