Mindblown: a blog about philosophy.
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Siphonaptera
An order of insects commonly called fleas. They are wingless, undergo complete metamorphosis, and have piercing and sucking mouth parts. The body is compressed laterally, and the legs are adapted for leaping. Fleas feed on the blood of birds and mammals. They transmit the causative organisms of several diseases (bubonic plague, endemic or murine typhus,…
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Siphon
A tube bent at an angle to form two unequal lengths for transferring liquids from one container to another by atmospheric pressure. One container must be higher than the other for this to work.
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Sip and puff
A method of controlling assistive technology devices by blowing or sucking through a tube.
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Sip
To take a small quantity of liquid or nourishment into the mouth.
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Sinusoidal pattern
An abnormal fetal heart rate finding in which the monitor records a consistent rhythmic, uniform, undulating wave. Although the number of beats per minute is within normal limits and the recording shows long-term variability, beat-to-beat variability is absent and no accelerations in heart rate occur with fetal movement,
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Sinusoidal current
Alternating induced electric current, the two strokes of which are equal.
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Invasive fungal sinusitis
Sinus, ophthalmic, and cerebral invasion by opportunistic fungi. The disease usually occurs in immunosuppressed patients (such as diabetic or neutropenic patients) and is frequently fatal despite aggressive medical and surgical therapies. Aspergillus, Mucor, and Rhizopus are the most commonly implicated causes.
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Chronic hyperplastic sinusitis
Polyps present in sinuses and nose and underlying osteitis of sinus walls.
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Allergic fungal sinusitis
Chronic nasal obstruction with symptoms that include a runny nose and postnasal discharge that is caused by allergies to soil-based fungi (such as Curvularia or Alternaria). The condition is occasionally diagnosed in patients with an allergic history and nasal polyposis who have failed treatments for other sinus diseases. Tenacious mucus with a large number of…
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Acute suppurative sinusitis
Purulent inflammation with pain over the facial sinuses, often accompanied by fever, chills, and headache.
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