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Author Question: If a children's playground was placed beneath a grove of small trees, it is likely that the space ... (Read 66 times) |
The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.
Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.
It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.
After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.