- Study guides, Class notes & Summaries
Looking for the best study guides, study notes and summaries about ? On this page you'll find 1 study documents about .
1 results
Exam (elaborations)
Exam 3 patho Questions & Answers William Paterson University
NewCHAPTER 21: Mechanisms of Hormonal Regulation 
1) Sensitivity of a target cell is down-regulated when the: 
1234 
. level of hormone that binds with the receptor is high. 
. number of receptors for the hormone is high. 
. direct effects of the hormone are detected. 
. permissive effects of the hormone are detected. 
R: Target cells: Recognize/bind with high affinity to hormones; Initiate 
signal; more receptors = more sensitive 
-> Up-regulation: Low concentrations of hormones increase number...