Serotonin is a neurotransmitter utilized in both the CNS and…

Serotonin is a neurotransmitter utilized in both the CNS and PNS. Cancer chemotherapy increases serotonin release in the digestive tract. Serotonin binds to 5HT3 receptors which can result in the nausea and vomiting associated with chemotherapy.  Medications, such as ondansetron, (a 5HT3 receptor blocker), are used to alleviate nausea.  What subdivision of the PNS directly controls the gastrointestinal system?

In 1971, scientists solved the long standing puzzle of how a…

In 1971, scientists solved the long standing puzzle of how aspirin works. Aspirin and related nonsteroidal anti-inflammatory drugs (NSAIDS) are used to treat a wide variety of inflammatory disorders and are successful in reducing fever, pain and inflammation. NSAIDS inhibit_____, which is a key enzyme involved in the synthesis of ______.