Molecules will try to adopt the most stable conformation that minimizes strain. For cyclohexane, C 6 H 12, this would be the chair conformation. Letâs see why. If cyclohexane was planar, its structure would look like the picture to the left.
CPAP mask â There are many types of C-PAP masks. There are masks that just cover the nose (nasal cpap mask), and masks that cover just the mouth (oral masks), and of course, nasal-oral masks. There are also masks that are attached to oral appliance mouth devices.
Learn how BiPAP is used to treat obstructive sleep apnea and central sleep apnea by delivering two alternating pressures via a facial mask. Many of the components of a BiPAP machine are the same as the standard CPAP machine. For example, it still requires a face mask and tubing connected to the device.