respiratory center n.
The region of neurons in the brain that receives afferent information that is then translated to signals controlling the sequence of breathing.
noun, Biochemistry. 1. a series of mitochondrial proteins that transport electrons of hydrogen, released in the Krebs cycle, from acetyl coenzyme A to inhaled oxygen to form H 2 O: the energy released in the process is conserved as ATP.
noun, Pathology. 1. Also called hyaline membrane disease. an acute lung disease of the newborn, occurring primarily in premature babies and babies born to ill mothers, characterized by rapid breathing, flaring of the nostrils, inelastic lungs, edema of the extremities, and in some cases the formation of a hyaline membrane on the lungs caused by […]
- Respiratory enzyme
respiratory enzyme n. An enzyme, such as oxidase, that transfers electrons from its substrate to molecular oxygen during cellular respiration.
- Respiratory exchange ratio
respiratory exchange ratio n. Abbr. R The ratio of the net output of carbon dioxide to the simultaneous net uptake of oxygen at a given site.