pressure resistance
21Positive airway pressure — A typical CPAP machine houses the air pump in a case lined with sound absorbing material for quieter operation. A hose carries the pressurized air to a face mask or nasal pillow …
22Solid of least resistance — Resistance Re*sist ance ( ans), n. [F. r[ e]sistance, LL. resistentia, fr. resistens, entis, p. pr. See {Resist}.] 1. The act of resisting; opposition, passive or active. [1913 Webster] When King Demetrius saw that . . . no resistance was made… …
23Antibiotic resistance — is a type of drug resistance where a microorganism is able to survive exposure to an antibiotic. While a spontaneous or induced genetic mutation in bacteria may confer resistance to antimicrobial drugs, genes that confer resistance can be… …
24Atkinson resistance — is commonly used in mine ventilation to characterise the resistance to airflow of a duct of irregular size and shape, such as a mine roadway. It has the symbol R and is used in the square law for pressure drop,:Delta P = frac{ ho {actual{ ho… …
25Upper Airway Resistance Syndrome — or UARS is a sleep disorder characterized by airway resistance to breathing during sleep. The primary symptoms include daytime sleepiness and excessive fatigue.Medical community thoughts on UARSThere is question in the medical community as to not …
26Total peripheral resistance — (TPR) is the sum of the resistance of all peripheral vasculature in the systemic circulation. This should not be confused with Pulmonary Vascular Resistance, which is the resistance in the pulmonary vasculature.MeasurementTPR is represented… …
27Fire-resistance rating — A fire resistance rating typically means the duration for which a passive fire protection system can withstand a standard fire resistance test. This can be quantified simply as a measure of time, or it may entail a host of other criteria,… …
28Electric resistance welding — (ERW) refers to a group of welding processes such as spot and seam welding that produce coalescence of faying surfaces where heat to form the weld is generated by the electical reistance of material vs the time and the force used to hold the… …
29high-pressure phenomena — ▪ physics Introduction changes in physical, chemical, and structural characteristics that matter undergoes when subjected to high pressure. pressure thus serves as a versatile tool in materials research, and it is especially important in… …
30Mean arterial pressure — The mean arterial pressure (MAP) is a term used in medicine to describe an average blood pressure in an individual.[1] It is defined as the average arterial pressure during a single cardiac cycle. Contents 1 Calculation 2 Estimation …
