Can anyone please shed light on convalescent plasma collection from donors? What all tests are

2 Days baby Born by Normal Vaginal delivery Diagnosis and management please

A 77-year-old woman presented with a 2-year history of multiple, painful, violaceous, infiltrated papules, nodules, and plaques on her left mammary gland, neck, forearms, legs, hands, and feet. What is the most likely diagnosis? A) Arteriovenous malformation b) Angiosarcoma c) Kaposi’s sarcoma d) Angiokeratoma

the life span of RBC in circulation is___ days. a. 130 b. 120 c. 80 d. 24 hours

In O group person a. A, B and H antigens present b. A, B and H antigens absent c. A, B antigens absent, H antigen present d. A, B antigens present, H antigen absent

One unit of packed red cells raises the HB% in a recipient by___gm%. a. 0.1 b. 1.0 c. 2.0 d. 0.2