PTSD

question 51

Multiple Choice

PTSD

• A) develops in about 20% of those who report having experienced a traumatic event.
• B) usually lasts for less than 4 weeks.
• C) symptoms vary considerably depending on the characteristics of the trauma and the victim.
• D) must develop within four weeks of the precipitating event in order for a diagnosis to be made.

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Definitions:

Concentration

The quantity of a substance within a certain volume of solution or mixture, or the process of increasing the amount of a substance in a solution.

ATP

Adenosine triphosphate, a nucleotide that serves as the primary energy carrier in cells, providing energy for many biochemical cellular processes by undergoing enzymatic hydrolysis.

Chemical Energy

The potential of a chemical substance to undergo a transformation through a chemical reaction or to transform other chemical substances.

Mechanical Energy

The sum of potential and kinetic energy in physical systems, often involved in performing work or causing motion.