Question

Name the following-
1.The valve which prevents back flow of blood in veins and lymph vessels.
2.The protein which invokes antibody production.

Answer 1

1. Venous valve prevent back flow of blood in veins as blood pressure is lower in veins then arteries. Intraluminal valves prevent back flow of lymph in lymph vessels.
2.Protein antigen invokes antibody or immunoglobulin production.

Answer 2

Atrioventricular (AV) valves are the valves that prevents the back flow of blood in veins and lymph vessels. There are two Av valves present. Bicuspid and Tricuspid valves.

antibodies are produced by the exposure of our body to antigens. These antigens are majorly proteins. Because most of the antigen structures are protein coats of bacteria and viruses.