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Psio 305 Ptsd Quiz 1 Questions & Answers

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PSIO 305 PTSD QUIZ 1 QUESTIONS & ANSWERS

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PSIO 305 PTSD QUIZ 1 QUESTIONS & ANSWERS


Which of the following is incorrect?

Cortisol inhibit CRH release
CRH activates sympathetic system
ACTH stimulates cortisol release
Cortisol activates sympathetic system
Sympathetic system activates adrenal medulla - Answer -Answer: Cortisol activates the
sympathetic system

Cortisol acts as an inhibitor for the sympathetic system (negative feedback loop)

The ultimate goal of physiological stress response is to... - Answer -Answer: Maintain
or re-gain homeostasis

After stressor is dealt with body must regain homeostasis

During early phases of acute stress, activity increases in the following systems
except...?

Respiratory
Parasympathetic
Cadiovascular
Sympathetic
HPA axis - Answer -Answer: Parasympathetic

Parasympathetic activates the "rest-and-digest" pathway

Which of the following types of cells can perform phagocytosis?

Astrocytes
Ependymal cells
Motor neurons
Microglia
Schwann cells - Answer -Answer: Microglia

Microglia are considered the "Macrophages of the Brain"

Which of the following is a mixed (ei.e., sensory and motor) cranial nerve?

Accessory
Vestibulocochlear
Olfactory

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