The following are true about platelets:
a. they are formed in the bone marrow from megakaryocytes.
b. their life span in circulation is about 30 days
c. in a normal person, 20% of the platelets are found in the spleen.
d. they contain adenosine diphophate and serotonin.
a. they are formed in the bone marrow from megakaryocytes.
b. their life span in circulation is about 30 days
c. in a normal person, 20% of the platelets are found in the spleen.
d. they contain adenosine diphophate and serotonin.