Measurement of respiratory rate is a vital sign. Nurses need to understand the anatomy and physiology of normal breathing to measure respiratory rate and interpret findings. The second in our ...

Marine mammals exhibit a suite of physiological adaptations that enable prolonged breath-holding and efficient underwater activity. Their respiratory systems are uniquely modified to withstand extreme ...

This second article in our series on the effects of ageing explores the major anatomical and physiological changes that occur within the respiratory system Subscribe today to access over 6,000 ...

CHESTERBROOK, Pa., Feb. 14, 2023 (GLOBE NEWSWIRE) -- Trevena, Inc. (Nasdaq: TRVN), a biopharmaceutical company focused on the development and commercialization of novel medicines for patients with ...

From the departments of Pediatrics, Obstetrics and Gynecology and Anesthesiology, Columbia University College of Physicians and Surgeons, and the divisions of Pediatrics (Babies Hospital), Obstetrics ...

CHESTERBROOK, Pa., April 20, 2022 (GLOBE NEWSWIRE) -- Trevena, Inc. (Nasdaq: TRVN), a biopharmaceutical company focused on the development and commercialization of novel medicines for patients with ...

Instead, surfactant is also important in narrow tubular respiratory structures such as the terminal airways of mammals and the air capillaries of birds. (3). Insect tracheoles: We investigate the ...

The relations between sex, body size, dissolved O₂, temperature and the oxygen consumption of the anostracan, Branchinecta mackini, from different habitats and different seasons were studied. Salinity ...