Examlex
How many nonbonded electron pairs are in the Lewis structure below?
Epidurals
A medical procedure involving an injection into the epidural space of the spine to provide analgesia or anesthesia.
Trephination
An ancient surgical intervention where a hole is drilled or scraped into the human skull, thought to treat health problems related to intracranial diseases or release pressured spirits.
Spinning Technique
A term that could refer to a variety of contexts but is not specifically recognized in psychology or science; it may relate to physical exercises, fiber arts, or metaphorical uses in communication.
Bloodletting
An ancient medical treatment that involved withdrawing blood from a patient to cure or prevent illness and disease, based on an outdated theory of balancing bodily fluids.
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