1. A miracle of modern science is the heart transplant. Doctors, using the still viable heart from a deceased person, can replace the heart of someone who has a bad or damaged heart. The doctors simply put the patient on life support, remove their heart, put the new one in and shock it back into rhythm. Why does electricity reactivate the heart?
2. Why do diseases involving abnormally folded proteins preferentially attack the nervous system?
3. How many layers of smooth muscles are found in the wall of the stomach?
4. What is the major difference between the autonomic nervous system and the somatic nervous system?
5. Where is the pituitary gland located?
6. Why is the hyoid bone called a floating bone?
7. What is the role of PSA in the male body?
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