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Hace 5 días · A woman in her 30s presented with sudden onset difficulty in breathing, a swelling sensation of her throat and tongue, audible stridor, and a rash across the upper chest. On arrival at the emergency department she had already self-injected adrenaline using an auto-injector and paramedics had administered intramuscular adrenaline and nebulised salbutamol. Despite initial improvement, the ...
Hace 1 día · Meditation lowers heart rate, oxygen consumption, breathing frequency, stress hormones, lactate levels, and sympathetic nervous system activity (associated with the fight-or-flight response), along with a modest decline in blood pressure. However, those who have meditated for two or three years were found to already have low blood pressure.
Hace 5 días · Sometimes anxiety can cause dyspnea, so watch the patient for “air hunger” which is a sign that the cause of shortness of breath is physical. Check for hyperventilation. Check for “sighing” with breathing. Ask if they are lightheaded or feel tingling in the extremities. Look for accessory muscle use.
Hace 5 días · The facial sensory pathways of the trigeminal nerve are analogous to those for the body: All sensory information travels back to a ganglion, and pain and temperature sensation travel separately from other modalities (Fig. 13–1).
Hace 1 día · The Sleep Foundation estimates the average sleep latency (the length of time needed to fall asleep from ‘lights out’) is 10-20 minutes for healthy adults. Everyone is different and sleep latency can vary, but a very short sleep latency (<8 minutes), signals significant tiredness. This may stem from either not getting enough sleep or having ...
Hace 5 días · Physical Stimuli Are Represented in the Nervous System by Means of the Sensory Code. Sensory Receptors Are Responsive to a Single Type of Stimulus Energy. Multiple Subclasses of Sensory Receptors Are Found in Each Sense Organ. Neural Firing Patterns Transmit Sensory Information to the Brain.
Hace 5 días · Bupivacaine has high protein binding and is thus well suited for procedures and situations in which prolonged analgesia is required. The duration of soft tissue anesthesia is typically 4 to 8 hours, and the duration of dental pulpal anesthesia is typically 2 to 4 hours. 2 This effect is somewhat reduced in the maxilla.
