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At an altitude of 4 times the radius of the earth,the acceleration due to gravity is
Bronchoscopy
A procedure that allows doctors to look at the airway through a thin viewing instrument called a bronchoscope.
Laryngospasm
A sudden and involuntary contraction of the vocal cords that obstructs breathing and can cause distress.
Gag Reflex
A reflex contraction of the back of the throat evoked by touching the soft palate, preventing choking.
Lumbar Puncture
A procedure to collect cerebrospinal fluid from the spinal canal for diagnostic purposes or to inject medication, performed in the lumbar region.
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