Brain capillary endothelial cells forming the bloodâbrain barrier are polarised and possess distinct transport proteins in the luminal and abluminal plasma membranes. This illustration depicts a model describing some of these transporters.
metalanguage. A language used to describe another language.
Paralanguage is the area of non-verbal communication that emphasizes body language and voice nuances as means of expressing thoughts and feelings. People normally use paralanguage multiple times per day and are sometimes not even aware they are doing so.