Sternal puncture is done at which site
Junction of upper and lower half of body
Upper pa of manubrium
Lower pa of manubrium
Just above xiphisternum
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.