"Antonio Maria Valsalva (1666-1723) was an Italian anatomist 1 who studied the anatomy of the ear and described the manoeuvre as a method of testing the patency of the Eustachian tube and also expelling pus from the middle ear."
"Baroreceptor-mediated elevation in heart rate and systemic vascular resistance"
"restoration of cardiac output against an elevated SVR leads to an increased BP (MAP = CO x SVR)"
"restoration of cardiac output against an elevated SVR leads to an increased BP (MAP = CO x SVR)"
Expected headings
"Related pathology"
"The haemodynamic changes which occur during the manoeuvre may be divided into four phases: strain (phase I), hypotension (II), release (III), and pressure overshoot (IV). Relevant haemodynamic features include the following:"