The answer
is Up-regulation. One
of the best description of the process of up-regulation is an Increase
the number of surface receptors. Acts as
transcribing factor and binds to DNA, activating a gene. From binding to DNA
before a hormone binds to the receptor.
Answer:
PVR is calculated by the formulae: 
Explanation:
Pulmonary vascular resistance may be defined as the resistance to blood through the pulmonary circulation.
PVR can be determined by the following formula:

Here, PAP is the pulmonary artery pressure, PAOP is pulmonary artery occlusion pressure and CO is cardiac output.
<span>Because different places have different names, even if they all speak English. In the U.S. we say "ladybug" while in the U.K. they say "ladybird" Scientific names are the same everywhere.</span>