Question

There is a valve between the auricle and
ventricle.
(a) Valves allow the movement of blood in one
direction only
(b) Valves allow the movement of blood from
auricles to ventricles
(c) Valves allow the movement of blood from
ventricles to auricles
(d) Valves control the direction of movement of
blood​

Answer 1

Answer:

(d) and also Vales prevent backflow of blood from ventricle to auricles