Homework Answers
ANSWER: Epinephrine and norepinephrine.
Reason: The main neurotransmitter for sympathetic nervous system is epinephrine and norepinephrine. For parasympathetic nervous system it is Acetylcholine. Hence the action of sympathetic system can be prolonged by epinephrine and norepinephrine.
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Question 38 0.63 pts reinforce and prolong sympathetic Circulating effects. dopamine and serotonin serotonin and norepinephrine...
QUESTION 4 Imipramine A) is a serotonin and norepinephrine antagonist. OD) is a dopamine antagonist. B)...
QUESTION 4 Imipramine A) is a serotonin and norepinephrine antagonist. OD) is a dopamine antagonist. B) blocks the reuptake of serotonin and norepinephrine. OC) blocks dopamine receptors. E) both C and D
please help QUESTION 38 Neurons that synthesize norepinephrine are found in which of the following locations?...
please help
QUESTION 38 Neurons that synthesize norepinephrine are found in which of the following locations? cerebellum, which projects noradrenergic fibers to the spinal cord thalamus, which projects axons broadly throughout the cerebrum the thalamus, which projects axons broadly throughout the basal ganglia Locus coeruleus, which projects axons throughout the cerebrum and thalamic nuclei QUESTION 39 Noradrenergic fibers project broadly, and are believed to play a role in which of the following? sensory processing Attention and arousal motor action Mood...
QUESTION 9 Long-term use of stimulants can lead to A. an increase in body weight B....
QUESTION 9 Long-term use of stimulants can lead to A. an increase in body weight B. stimulant psychosis C. sensitization to the euphoric effects D. all of the above QUESTION 10 the presynaptic terminal Amphetamine produces its effects mainly by _ A. blocking the reuptake: dopamine into B. decreasing the release: serotonin from Cincreasing the release: GABA from Dincreasing the release: dopamine from QUESTION 11 Nicotine produces its effects by A stimulating muscarinic acetylcholine receptors B. blocking acetylcholine receptors C....
Incorrect 0/ 2 pts Question 10 Neostigmine causes miosis by which mechanism? Stimulation of the acetylcholinesterase...
Incorrect 0/ 2 pts Question 10 Neostigmine causes miosis by which mechanism? Stimulation of the acetylcholinesterase enzyme Inhibition of the acetylcholinesterase enzyme Stimulation of norepinephrine release Inhibition of the carbonic anhydrous enzyme ncorect Question 5 0/ 2 pts Of the autonomic drugs listed below, the one that will constrict cutaneous arterioles is atropine acetylcholine isoproterenol (Isuprel) epinephrine
Question 8 2 pts How would a person with schizophrenia be most likely to perform on...
Question 8 2 pts How would a person with schizophrenia be most likely to perform on a cognitive flexibility task, such as the Wisconsin Card Sorting Task? difficulty acquiring the first rule; improved speed of acquisition of subsequent rules difficulty acquiring any rules O perseveration on the first rule; difficulty acquiring a new rule O refusal to participate in the task abnormal eye movements called saccades Question 9 2 pts Which of the following best describes the actions of typical...
Review Questions for the NCLEX Examination he peripheral nervous system includes the following omponents: (Select all...
Review Questions for the NCLEX Examination he peripheral nervous system includes the following omponents: (Select all that apply.) 1. afferent nerves. 2. brain 3. efferent nerves 4. spinal cord. 5. skeletal muscles. 2. The two major neurotransmitters of the autonomic nervous system are: 1. norepinephrine and epinephrine. 2. dopamine and serotonin 3. acetylcholine and norepinephrine. 4. endorphins and enkephalins. 3. Cholinergic agents are drugs that have this effect Select all that apply) 1. slowing the heart rate. 2. increasing the...
Question 50 1 pts Which of the following does NOT occur during the activation of the...
Question 50 1 pts Which of the following does NOT occur during the activation of the sympathetic division of the autonomic nervous system? Stimulation of pacemaker cells increases in the heart rate Release of glucose from the liver increases energy availability Dilation of the pupils. Release of epinephrine and norepinephrine. Stimulation of the enteric nervous system increases food digestion and absorption Question 51 1 pts It has the thinnest walls and is the site of nutrient, gas, The smallest blood...
Question 15 2 pts Myasthenia gravis is an autoimmune neuromuscular disease that results in muscle weakness...
Question 15 2 pts Myasthenia gravis is an autoimmune neuromuscular disease that results in muscle weakness caused by circulating antibodies that block acetylcholine receptors. People with the disease are treated with acetylcholinesterase inhibitors or immunosuppressants. Use several sentences to explain why acetylcholinesterase inhibitors work, what possible side effects they might have, and a potential mechanism for those side effects. HTML Editor B I V A E 3 1 1 1 x 5 E - A - IX N V x...
Question 4 2 pts During and action potential, sodium (Na+) rushes into the cell causing of...
Question 4 2 pts During and action potential, sodium (Na+) rushes into the cell causing of the cell. Then sodium channels close and potassium (K+) rushes out of the cell, causing of the cell. However, the potassium overshoots and causes Question 5 2 pts During the refractory period, the pumps Na+ ions out of the cell and K+ions into the cell, re-establishing the resting membrane potential and concentration gradient. Serotonin Acetylcholine Glutamate Endorphins Barbiturates GABA Dopamine Cocaine Sodium Potassium Calcium...
QUESTION 4 Imipramine A) is a serotonin and norepinephrine antagonist. OD) is a dopamine antagonist. B) blocks the reuptake of serotonin and norepinephrine. OC) blocks dopamine receptors. E) both C and D
please help
QUESTION 38 Neurons that synthesize norepinephrine are found in which of the following locations? cerebellum, which projects noradrenergic fibers to the spinal cord thalamus, which projects axons broadly throughout the cerebrum the thalamus, which projects axons broadly throughout the basal ganglia Locus coeruleus, which projects axons throughout the cerebrum and thalamic nuclei QUESTION 39 Noradrenergic fibers project broadly, and are believed to play a role in which of the following? sensory processing Attention and arousal motor action Mood...
QUESTION 9 Long-term use of stimulants can lead to A. an increase in body weight B. stimulant psychosis C. sensitization to the euphoric effects D. all of the above QUESTION 10 the presynaptic terminal Amphetamine produces its effects mainly by _ A. blocking the reuptake: dopamine into B. decreasing the release: serotonin from Cincreasing the release: GABA from Dincreasing the release: dopamine from QUESTION 11 Nicotine produces its effects by A stimulating muscarinic acetylcholine receptors B. blocking acetylcholine receptors C....
Incorrect 0/ 2 pts Question 10 Neostigmine causes miosis by which mechanism? Stimulation of the acetylcholinesterase enzyme Inhibition of the acetylcholinesterase enzyme Stimulation of norepinephrine release Inhibition of the carbonic anhydrous enzyme ncorect Question 5 0/ 2 pts Of the autonomic drugs listed below, the one that will constrict cutaneous arterioles is atropine acetylcholine isoproterenol (Isuprel) epinephrine
Question 8 2 pts How would a person with schizophrenia be most likely to perform on a cognitive flexibility task, such as the Wisconsin Card Sorting Task? difficulty acquiring the first rule; improved speed of acquisition of subsequent rules difficulty acquiring any rules O perseveration on the first rule; difficulty acquiring a new rule O refusal to participate in the task abnormal eye movements called saccades Question 9 2 pts Which of the following best describes the actions of typical...
Review Questions for the NCLEX Examination he peripheral nervous system includes the following omponents: (Select all that apply.) 1. afferent nerves. 2. brain 3. efferent nerves 4. spinal cord. 5. skeletal muscles. 2. The two major neurotransmitters of the autonomic nervous system are: 1. norepinephrine and epinephrine. 2. dopamine and serotonin 3. acetylcholine and norepinephrine. 4. endorphins and enkephalins. 3. Cholinergic agents are drugs that have this effect Select all that apply) 1. slowing the heart rate. 2. increasing the...
Question 50 1 pts Which of the following does NOT occur during the activation of the sympathetic division of the autonomic nervous system? Stimulation of pacemaker cells increases in the heart rate Release of glucose from the liver increases energy availability Dilation of the pupils. Release of epinephrine and norepinephrine. Stimulation of the enteric nervous system increases food digestion and absorption Question 51 1 pts It has the thinnest walls and is the site of nutrient, gas, The smallest blood...
Question 15 2 pts Myasthenia gravis is an autoimmune neuromuscular disease that results in muscle weakness caused by circulating antibodies that block acetylcholine receptors. People with the disease are treated with acetylcholinesterase inhibitors or immunosuppressants. Use several sentences to explain why acetylcholinesterase inhibitors work, what possible side effects they might have, and a potential mechanism for those side effects. HTML Editor B I V A E 3 1 1 1 x 5 E - A - IX N V x...
Question 4 2 pts During and action potential, sodium (Na+) rushes into the cell causing of the cell. Then sodium channels close and potassium (K+) rushes out of the cell, causing of the cell. However, the potassium overshoots and causes Question 5 2 pts During the refractory period, the pumps Na+ ions out of the cell and K+ions into the cell, re-establishing the resting membrane potential and concentration gradient. Serotonin Acetylcholine Glutamate Endorphins Barbiturates GABA Dopamine Cocaine Sodium Potassium Calcium...
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