Podcast
Questions and Answers
What is the main function of the motor (efferent) division of the nervous system?
What is the main function of the motor (efferent) division of the nervous system?
- To transmit impulses from the brain to the muscles and glands (correct)
- To transmit impulses from the sensory organs to the brain
- To transmit impulses from the brain to the sensory organs
- To transmit impulses from the muscles and glands to the brain
What are the three main branches that a spinal nerve divides into shortly after exiting the intervertebral foramen?
What are the three main branches that a spinal nerve divides into shortly after exiting the intervertebral foramen?
- Sensory ramus, motor ramus, and communicating ramus
- Dorsal ramus, ventral ramus, and communicating ramus (correct)
- Afferent ramus, efferent ramus, and connecting ramus
- Anterior ramus, posterior ramus, and connecting ramus
What type of information is carried by the dorsal ramus of a spinal nerve?
What type of information is carried by the dorsal ramus of a spinal nerve?
- Neither sensory nor motor information
- Only motor information
- Both sensory and motor information (correct)
- Only sensory information
What is the function of a nerve plexus?
What is the function of a nerve plexus?
What are the root values of the phrenic nerve?
What are the root values of the phrenic nerve?
What is the difference between the somatic and autonomic subdivisions of the motor nervous system?
What is the difference between the somatic and autonomic subdivisions of the motor nervous system?
What is the main function of the Autonomic Nervous System (ANS)?
What is the main function of the Autonomic Nervous System (ANS)?
How many neurons make up the two-neuron system of the Autonomic Nervous System?
How many neurons make up the two-neuron system of the Autonomic Nervous System?
Which division of the ANS is responsible for the 'fight-or-flight' response?
Which division of the ANS is responsible for the 'fight-or-flight' response?
Where are the cell bodies of the preganglionic neurons located in the Parasympathetic Nervous System?
Where are the cell bodies of the preganglionic neurons located in the Parasympathetic Nervous System?
Where are the cell bodies of the postganglionic neurons located in the Sympathetic Nervous System?
Where are the cell bodies of the postganglionic neurons located in the Sympathetic Nervous System?
What is the relationship between the preganglionic and postganglionic neurons in the Sympathetic Nervous System?
What is the relationship between the preganglionic and postganglionic neurons in the Sympathetic Nervous System?
What is the function of the parasympathetic division of the autonomic nervous system?
What is the function of the parasympathetic division of the autonomic nervous system?
How many neurons are involved in the autonomic motor circuit?
How many neurons are involved in the autonomic motor circuit?
Which of the following is NOT a part of the peripheral nervous system (PNS)?
Which of the following is NOT a part of the peripheral nervous system (PNS)?
Which division of the nervous system controls voluntary movements of skeletal muscles?
Which division of the nervous system controls voluntary movements of skeletal muscles?
What is the primary function of the sympathetic division of the autonomic nervous system?
What is the primary function of the sympathetic division of the autonomic nervous system?
Which of the following is NOT a part of the spinal nerves?
Which of the following is NOT a part of the spinal nerves?
What is the primary function of the parasympathetic division of the autonomic nervous system?
What is the primary function of the parasympathetic division of the autonomic nervous system?
What is the difference between the somatic and autonomic subdivisions of the motor nervous system?
What is the difference between the somatic and autonomic subdivisions of the motor nervous system?
Which division of the autonomic nervous system is responsible for the 'fight-or-flight' response?
Which division of the autonomic nervous system is responsible for the 'fight-or-flight' response?
How many neurons are involved in the autonomic motor circuit?
How many neurons are involved in the autonomic motor circuit?
Where are the cell bodies of the postganglionic neurons located in the Parasympathetic Nervous System?
Where are the cell bodies of the postganglionic neurons located in the Parasympathetic Nervous System?
What is the relationship between the preganglionic and postganglionic neurons in the Sympathetic Nervous System?
What is the relationship between the preganglionic and postganglionic neurons in the Sympathetic Nervous System?
Which division of the Autonomic Nervous System controls the 'fight or flight' response?
Which division of the Autonomic Nervous System controls the 'fight or flight' response?
What is the function of a nerve plexus?
What is the function of a nerve plexus?
Where are the nerve cell bodies of post-ganglionic neurons located in the Sympathetic Nervous System?
Where are the nerve cell bodies of post-ganglionic neurons located in the Sympathetic Nervous System?
What is the main function of the Parasympathetic Nervous System?
What is the main function of the Parasympathetic Nervous System?
Which region of the spinal cord houses the cell bodies of pre-ganglionic neurons in the Parasympathetic Nervous System?
Which region of the spinal cord houses the cell bodies of pre-ganglionic neurons in the Parasympathetic Nervous System?
What is characteristic of a preganglionic sympathetic axon synapsing on a postganglionic cell body in the Sympathetic Nervous System?
What is characteristic of a preganglionic sympathetic axon synapsing on a postganglionic cell body in the Sympathetic Nervous System?
Which of the following structures carries both sensory and motor information?
Which of the following structures carries both sensory and motor information?
What is the primary function of a nerve plexus?
What is the primary function of a nerve plexus?
Which of the following is NOT a root value of the phrenic nerve?
Which of the following is NOT a root value of the phrenic nerve?
What is the primary function of the somatic subdivision of the motor nervous system?
What is the primary function of the somatic subdivision of the motor nervous system?
Which of the following statements about the autonomic nervous system is correct?
Which of the following statements about the autonomic nervous system is correct?
What type of information does the dorsal ramus of a spinal nerve carry?
What type of information does the dorsal ramus of a spinal nerve carry?
What is the primary function of the sympathetic division of the autonomic nervous system?
What is the primary function of the sympathetic division of the autonomic nervous system?
How many neurons are involved in the autonomic motor circuit?
How many neurons are involved in the autonomic motor circuit?
Where are the cell bodies of the postganglionic neurons located in the Parasympathetic Nervous System?
Where are the cell bodies of the postganglionic neurons located in the Parasympathetic Nervous System?
What is the function of a nerve plexus?
What is the function of a nerve plexus?
Which division of the Autonomic Nervous System controls the 'fight or flight' response?
Which division of the Autonomic Nervous System controls the 'fight or flight' response?
What is the main function of the Parasympathetic Nervous System?
What is the main function of the Parasympathetic Nervous System?
Where are the cell bodies of postganglionic neurons located in the Sympathetic Nervous System?
Where are the cell bodies of postganglionic neurons located in the Sympathetic Nervous System?
Which division of the Autonomic Nervous System is often referred to as the 'craniosacral system'?
Which division of the Autonomic Nervous System is often referred to as the 'craniosacral system'?
In the Autonomic Nervous System, where does the axon of a preganglionic neuron synapse onto a second autonomic neuron?
In the Autonomic Nervous System, where does the axon of a preganglionic neuron synapse onto a second autonomic neuron?
Which part of the spine houses the nerve cell bodies of post-ganglionic neurons in the Parasympathetic Nervous System?
Which part of the spine houses the nerve cell bodies of post-ganglionic neurons in the Parasympathetic Nervous System?
What is the primary function of a preganglionic sympathetic axon in the Sympathetic Nervous System?
What is the primary function of a preganglionic sympathetic axon in the Sympathetic Nervous System?
Where are the nerve cell bodies of pre-ganglionic neurons located in the Parasympathetic Nervous System?
Where are the nerve cell bodies of pre-ganglionic neurons located in the Parasympathetic Nervous System?
What is the purpose of a nerve plexus in the nervous system?
What is the purpose of a nerve plexus in the nervous system?
Which type of muscle tissue is primarily innervated by the Autonomic Nervous System (ANS)?
Which type of muscle tissue is primarily innervated by the Autonomic Nervous System (ANS)?
What is the primary function of the ventral ramus of a spinal nerve?
What is the primary function of the ventral ramus of a spinal nerve?
How many neurons are involved in the efferent output of the Somatic Nervous System?
How many neurons are involved in the efferent output of the Somatic Nervous System?
Which division of the Autonomic Nervous System is responsible for controlling involuntary bodily functions?
Which division of the Autonomic Nervous System is responsible for controlling involuntary bodily functions?
