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Sec 9 Nervous System

Practice Questions

QuestionAnswer
What is the main function of the Autonomic Nervous System (ANS)? A. To control voluntary movements B. To regulate conscious bodily functions C. To regulate involuntary bodily functions D. To process sensory information To regulate involuntary bodily functions
Where do sensory signals of the ANS originate from? A. Skeletal muscles and joints B. Viscera (internal organs) and skin C. Special sense organs like eyes and ears D. Brain and spinal cord only Viscera (internal organs) and skin
Which of the following is NOT regulated by the Autonomic Nervous System? A. Heart rate B. Voluntary movement of limbs C. Blood pressure D. Body temperature Voluntary movement of limbs
What is the primary response associated with the sympathetic division of the ANS? A. "Rest and digest" response B. "Fight or flight" response C. "Freeze and conserve" response D. "Feed and breed" response "Fight or flight" response
Under which conditions is the parasympathetic division primarily active? A. During stressful situations B. During intense physical activity C. Under normal, non-stressful conditions D. Only during sleep Under normal, non-stressful conditions
What happens to the pupils during sympathetic nervous system activation? A. They constrict to focus vision B. They dilate to allow more light C. They remain unchanged D. They alternate between dilation and constriction They dilate to allow more light
What effect does parasympathetic stimulation have on digestion? A. It inhibits digestive processes B. It has no effect on digestion C. It stimulates digestive processes D. It alternates between stimulation and inhibition It stimulates digestive processes
Which spinal cord segments contain the preganglionic fibers of the sympathetic division? A. C1 to T1 B. T1 to L2 C. L2 to S4 D. S2 to S4 T1 to L2
In the sympathetic division, where do preganglionic fibers form synapses with postganglionic fibers? A. Within the visceral organs B. In the paravertebral ganglia C. In the ventral roots of the spinal cord D. In the brain stem In the paravertebral ganglia
Where are the preganglionic cell bodies of the sympathetic division located? A. In the paravertebral ganglia B. In the visceral organs C. In the gray matter of the spinal cord D. In the cranial nerves In the gray matter of the spinal cord
Created by: tmcnu2
 

 



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