Ph.D.
Doctor of Philosophy. (From the New Latin, philosophize doctor). Ph.D.’s are involved in clinical care (as in clinical psychology), biomedical research, health administration and other areas in medicine.
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- Phacoemulsification
A type of cataract surgery in which the lens with the cataract is broken up by ultrasound, irrigated, and suctioned out.
- Phage
Short for bacteriophage, a virus that lives within a bacteria. A virus for which the natural host is a bacterial cell. Bacteriophages have been very important and heuristic in bacterial and molecular genetics. Phages were studied by (among others) Alfred Hershey, Max Delbruck and Salvador Luria who discovered that viruses could exchange genetic material. Hershey […]
- Phagedenic gingivitis
This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead tissue from the gums due to infection. Certain germs (including fusiform bacteria and spirochetes) have been thought to be involved, but the full story behind this long- known disease is still not clear. This condition is also called Vincent’s […]
- Phago-
phagocyte, a cell that can engulf particles; and phagophobia, an excessive fear of eating.
- Phagocyte
A cell that can engulf particles, such as bacteria and other microorganisms or foreign matter. The principal phagocytes include the neutrophils and monocytes, both of which are types of white blood cells.