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Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

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Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

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.

External View of the Right Eye External View of the Right Eye
Microscopic view of plant cells Microscopic view of plant cells
Close-up view of a diaphragm amplifier on the left and a bell amplifier on the right Close-up view of a diaphragm amplifier on the left and a bell amplifier on the right
Mechanisms of pain at the nociceptor level. Mechanisms of pain at the nociceptor level.
Medial view of tracts revealed by removing gray matter from a midsagittal section Medial view of tracts revealed by removing gray matter from a midsagittal section
Superior view of sphenoid bone in floor of cranium Superior view of sphenoid bone in floor of cranium
Video: Mendel's Pea Experiment

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