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163208 Physiology

As a pa of space-research program, a physiologist was asked to investigate the effect of flight-induced stress on blood pressure. Accordingly, the blood pressure of the cosmonauts were to be measured twice: once before the take-off and once after the spacecraft entered the designated orbit around the eah. For a proper comparison, the preflight blood pressure should be recorded in which position?

AThe sitting position
BThe standing position
CThe lying down position
DAny position, as long as the post-flight recording is made in the same position
Physiology
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163213 Psychiatry

A 19-year-old man working as a driver comes to Psychiatrist with excessive anxiety and fear. He repos that every time he drives over a bump in the road, he is convinced that he has accidentally run over a small child. He has to pull over and check underneath his car for blood and retrace his driving route to look for any injured children. As a result, he is always late for work.He also has intrusive thoughts about stabbing his coworkers.He prays to try to erase these thoughts from his mind, but this rarely helps. First-line pharmacological treatment of this patient’s condition primarily affects which of the following neurotransmitters?

AAcetylcholine
BDopamine
CNorepinephrine
DSerotonin
Psychiatry
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