Sternal puncture is done at which site: (A) Junction of upper and lower half of body, (B) Upper pa of manubrium, (C) Lower pa of manubrium, (D) Just above xiphisternum
Answer is B. Answer-B. Upper pa of manubriumSternal punctureManubrium sterni is the preferred site for bone marrow aspiration because it is subcutaneous and readily accessible.The bone marrow sample is required for haematological examination. A thick needle is inseed into the upper pa of the manibrium to avoid injury to arch of aoa, which lies behind the lower pa.