Panic disorder
She may be suffering from: panic disorder
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Panic disorder is a disorder that involves repeated unexpected panic attacks. Individuals with panic disorder have constant fear of experiencing another panic attack after they have experienced at least one month or more of continuous worry about more panic attacks happening again. What causes panic disorder is unknown. Symptoms of panic disorder include dizziness, racing heartbeat, breathing difficulties, shaking, nausea, and sweating.
I believe the answer is tertiary
Unicellular has one singular cell, multicellular has more than one