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Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.
Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.
The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.
The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.
Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.
![Horizontal, frontal (coronal), and sagittal planes in the human brain and a cross section of the ...](https://biology-forums.com/gallery/30/medium_548020_02_06_17_12_10_54_30214317.png)
![The early development of the mammalian brain illustrated in schematic horizontal sections. Compare ...](https://biology-forums.com/gallery/30/medium_548020_02_06_17_12_10_55_302161893.jpeg)