PSIO 305 EXAM 3 QUESTIONS AND ANSWERS
Which of the following endocrine dysregulation contributes to PTSD?
-An abnormally low level of NE
-An abnormally low level of E
-An abnormally low level of cortisol
-An abnormally low level of CRH - Answers :An abnormally low level of cortisol
Stress can improve or impair learning memory depending on the nature of the stress.
-True
-False - Answers :True
Sensory information from your internal organ is sent to the brain through the following
nerve:
-General somatic motor nerve
-General visceral sensory nerve
-Special visceral sensory nerve
-Autonomic nerve - Answers :General visceral sensory nerve
Which of the following brain structures are involved in the context-dependent learned
fear responses?
-Hippocampus
-Amygdala
-Anterior cingulate cortex
-Hippocampus, amygdala, and the anterior cingulate cortex - Answers :Hippocampus,
amygdala, and the anterior cingulate cortex
Which of the following statements regarding extinction of learned response is
INCORRECT?
-The extinguished response is suppressed and can often recover without need to
relearn it
-Extinction of fear/emotional response is often impaired in PTSD
-The extinction response is forgotten and can be relearned
-It may occur when conditioned stimulus is presented repeatedly without unconditioned
stimulus - Answers :The extinction response is forgotten and can be relearned
Which of the following receptors performs coincidence detection as a result of
magnesium blockage of it pore?
-GABA receptors
-AMPA receptors
-NMDA receptors
-Beta adrenergic receptors - Answers :NMDA receptors
Adrenalectomy
-enhances CRH release
-enhances ACTH release
, -enhances sympathetic activity
-disinhibits the immune system
-All of t6he above - Answers :All of the above
The ultimate goal of physiological stress response is to:
-Maintain or regain homeostasis
-Remain alert for threat
-un away from the stressor
-Remember the stressful event
-Fight with the stressor - Answers :Maintain or regain homeostasis
During early phase of acute stress, activity increases in the following systems except?
-Sympathetic
-HPA axis
-Respiratory
-Cardiovascular
-Parasympathetic - Answers :Parasympathetic
Dorsal root of the spinal nerve contains:
-Parasympathetic nerve fibers
-Motor nerve fibers
-Visceral sensory nerve fibers
-Sympathetic nerve fibers
-Autonomic nerve fibers - Answers :Visceral sensory nerve fibers
Lateral horns of the spinal cord contain cell bodies of;
-visceral sensory nuclei
-somatic sensory nuclei
-pre-ganglionic autonomic nerves
-somatic motor nerves
-post-ganglionic autonomic nerves - Answers :pre-ganglionic autonomic nerves
Which of the following statements is incorrect about neuromodulators?
-Neuromodulators are not removed from the synaptic cleft as quickly as are classic
neurotransmitters
-Neuromodulators are a special type of neurotransmitters
-The neuromodulator released from a synapse can act only on the target neuron.
-Neuromodulators are synthesized by neurons in the brain
-Neuromodulators are not removed from synaptic cleft quickly and can have a longer
lasting influence on the target neurons - Answers :The neuromodulator released from a
synapse can act only on the target neuron
Hippocampal lesions will cause the following impairments except:
-declarative memory loss
-retrograde amnesia
-anterograde amnesia
Which of the following endocrine dysregulation contributes to PTSD?
-An abnormally low level of NE
-An abnormally low level of E
-An abnormally low level of cortisol
-An abnormally low level of CRH - Answers :An abnormally low level of cortisol
Stress can improve or impair learning memory depending on the nature of the stress.
-True
-False - Answers :True
Sensory information from your internal organ is sent to the brain through the following
nerve:
-General somatic motor nerve
-General visceral sensory nerve
-Special visceral sensory nerve
-Autonomic nerve - Answers :General visceral sensory nerve
Which of the following brain structures are involved in the context-dependent learned
fear responses?
-Hippocampus
-Amygdala
-Anterior cingulate cortex
-Hippocampus, amygdala, and the anterior cingulate cortex - Answers :Hippocampus,
amygdala, and the anterior cingulate cortex
Which of the following statements regarding extinction of learned response is
INCORRECT?
-The extinguished response is suppressed and can often recover without need to
relearn it
-Extinction of fear/emotional response is often impaired in PTSD
-The extinction response is forgotten and can be relearned
-It may occur when conditioned stimulus is presented repeatedly without unconditioned
stimulus - Answers :The extinction response is forgotten and can be relearned
Which of the following receptors performs coincidence detection as a result of
magnesium blockage of it pore?
-GABA receptors
-AMPA receptors
-NMDA receptors
-Beta adrenergic receptors - Answers :NMDA receptors
Adrenalectomy
-enhances CRH release
-enhances ACTH release
, -enhances sympathetic activity
-disinhibits the immune system
-All of t6he above - Answers :All of the above
The ultimate goal of physiological stress response is to:
-Maintain or regain homeostasis
-Remain alert for threat
-un away from the stressor
-Remember the stressful event
-Fight with the stressor - Answers :Maintain or regain homeostasis
During early phase of acute stress, activity increases in the following systems except?
-Sympathetic
-HPA axis
-Respiratory
-Cardiovascular
-Parasympathetic - Answers :Parasympathetic
Dorsal root of the spinal nerve contains:
-Parasympathetic nerve fibers
-Motor nerve fibers
-Visceral sensory nerve fibers
-Sympathetic nerve fibers
-Autonomic nerve fibers - Answers :Visceral sensory nerve fibers
Lateral horns of the spinal cord contain cell bodies of;
-visceral sensory nuclei
-somatic sensory nuclei
-pre-ganglionic autonomic nerves
-somatic motor nerves
-post-ganglionic autonomic nerves - Answers :pre-ganglionic autonomic nerves
Which of the following statements is incorrect about neuromodulators?
-Neuromodulators are not removed from the synaptic cleft as quickly as are classic
neurotransmitters
-Neuromodulators are a special type of neurotransmitters
-The neuromodulator released from a synapse can act only on the target neuron.
-Neuromodulators are synthesized by neurons in the brain
-Neuromodulators are not removed from synaptic cleft quickly and can have a longer
lasting influence on the target neurons - Answers :The neuromodulator released from a
synapse can act only on the target neuron
Hippocampal lesions will cause the following impairments except:
-declarative memory loss
-retrograde amnesia
-anterograde amnesia
