A Person's Body Generates About 0

question 123

Multiple Choice

A person's body generates about 0.2 µCi of radioactivity.Determine the total radioactivity in decays per second emitted by 300 students in a lecture hall.(1 Ci = 3.7 *1010 Bq and 1 Bq = 1 decay/s)

• A)2* 106 decays/s
• B)9 *1016 decays/s
• C)70 decays/s
• D)2 * 107 decays/s
• E)7 * 103 decays/s

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Definitions:

Neurotransmitter

Chemical substances that transmit nerve impulses across a synapse from one neuron to another.

Neuroleptics

A class of antipsychotic drugs used primarily to treat schizophrenia and other severe mental health conditions by influencing neurotransmitter levels in the brain.

Negative Symptoms

Features typically associated with schizophrenia or similar disorders, characterized by a lack or decrease of normal functions, such as apathy or lack of emotion.

Schizophrenia

A severe mental disorder characterized by distortions in thinking, perception, emotions, language, sense of self, and behavior.