Sinus Anatomy. INTRODUCTION. The paranasal sinuses (âthe sinusesâ) are air-filled cavities located within the bones of the face and around the nasal cavity and eyes. Each sinus is named for the bone in which it is located: Physiology.The pink membranes lining the sinuses make mucus that is cleared out of the sinus cavities and drains into the nasal passage. The right and left nasal passages are separated in the middle by a vertical plate of cartilage and bone called the nasal septum (figures 1 and 2).ach sinus is named for the bone in which it is located: Physiology. The pink membranes lining the sinuses make mucus that is cleared out of the sinus cavities and drains into the nasal passage.
[freÂ´kwen-se] 1. the number of occurrences of a periodic or recurrent process in a unit of time, such as the number of electrical cycles per second measured in hertz. In cardiac pacing terminology, frequency is expressed by the formula: frequency = Â½ Ã pulse width.
Dr. Craig Wexler MD. Endocrinology, Diabetes & Metabolism | Medford, NY. Dr. Craig Wexler is an endocrinologist in Medford, New York and is affiliated with multiple hospitals in the area, including Brookhaven Memorial Hospital Medical Center and Southside Hospital. He received his medical degree from Rosalind Franklin University of Medicine and Science and has been in practice for more than 20 years.