Bone marrow aspiration. The bone marrow aspiration is usually done first. The doctor makes a small incision, then inserts a hollow needle through the bone and into the bone marrow. Using a syringe attached to the needle, the doctor withdraws a sample of the liquid portion of the bone marrow.You may feel a brief sharp pain or stinging.one marrow aspiration. The bone marrow aspiration is usually done first. The doctor makes a small incision, then inserts a hollow needle through the bone and into the bone marrow. Using a syringe attached to the needle, the doctor withdraws a sample of the liquid portion of the bone marrow.
Definition of flagon. 1a : a large usually metal or pottery vessel (as for wine) with handle and spout and often a lidb : a large bulging short-necked bottle.
Cilia and Flagella. Abstract. Eukaryotic cilia and flagella are hairâlike cellular appendages composed of specialised microtubules and covered by a specialised extension of the cellular membrane. Their structure, genes, proteins and functions are highly conserved throughout evolution from protists to humans.