Question

what cells are necessary for vessel repair and clotting?
neutrophils
thrombocytes
lymphocytes
erythrocytes

Explanation:

Thrombocytes, also known as platelets, play a crucial role in blood - clotting and vessel repair. Neutrophils are mainly for fighting infections, lymphocytes are part of the immune system for specific immune responses, and erythrocytes are for oxygen transport.

Answer:

Thrombocytes