Question

20. How many of the following valves are in contact
with oxygenated blood only?
Bicuspid valve, Eustachian valve,
Thebasian valve, Pulmonary semilunar
valve, Aortic semilunar valve, Tricuspid
valve
(1) Three
(2) Four
(3) Two
(4) One​

Answer 1

Answer:

Power sharing is a term used to describe a system of governance in which all major segments of society are provided a permanent share of power; this system is often contrasted with government vs. opposition systems in which ruling coalitions rotate among various social groups over time.

Answer 2

Explanation:

the tricuspid valve regulates blood flows between the right atrium and right ventricle . the pulmonary valve controls blood from the right ventricle into the pulmonary arteries , which carry blood to our lungs to pick up oxygen .