9 results
Bone resorption and the relationship between osteoblasts and osteoclasts.  
RANK is expressed on the osteoclasts,
Bone resorption ... expressed on marrow cells ... the surface of bone ... #Pathophysiology ... #Endocrinology
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
Incr IGF1 • Bone ... IGFIR activates osteoblasts ... #FeedbackLoop #endocrinology ... #pathophysiology
Fracture Healing (and disruptors of this process)
Inflammatory Stage (0-7d)
 • Fracture disrupts local blood vessels ->
osteoprogenitor cells ... forms bony callus ... coupled bone remodeling ... from GI tract, bone ... #msk #Staging #pathophysiology
Cellular and humoral immune responses of the adaptive immune system. Activated T cells accomplish cellular immune
Activated T cells ... involves two paths, one ... response) and one ... ImmuneResponses #immunology ... #pathophysiology
X-Linked Agammaglobulinemia: Pathogenesis and clinical findings
The epidemiology of this disease is 1/340,000 births and roughly double
maturation of B cells ... from precursor cells ... in blood and bone ... Agammaglobulinemia #XLinked #pathophysiology ... #immunology
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Sporadic mutation -> One ... gene mutated in one ... mutated in all cells ... Retinoblastoma #pathophysiology ... #ophthalmology
Aqueous Humor Production and Drainage
 • Provides nutrition, removes wastes, and transports neurotransmitters to the avascular
Circulates inflammatory cells ... circulation #AqueousHumor ... Drainage #flow #Pathophysiology ... #ophthalmology
Menstrual Cycle Physiology: Ovarian Cycle – Follicular Phase Explained
Early Follicular Phase (Days 0-5)
 • Granulosa cells
• Granulosa cells ... follicle (the one ... growth (this is one ... #OvarianCycle #pathophysiology ... FollicularPhase #endocrinology
Menstrual Cycle Physiology: Correlating the Ovarian and Uterine Cycles
Note: Some charts show different relative levels of
One follicle ... and granulosa cells ... granulosa and theca cells ... #OvarianCycle #pathophysiology ... #comparison #endocrinology