question number 19 ne body Jitnt location Is Hside C) one has a two-neuron chain

Question

question number 19

ne body Jitnt location Is Hside C) one has a two-neuron chain from the CNS to the effector organs, while the other has a single of their ganglia the CNS, while that of the other 17) 5 efferent neuron. D) one has only myelinated axons, while the other only has unmyelinated axons 18) The vagus nerve does not innervate the C A) stomach B) heart C) urinary bladder D) gallbladder 19) The somatic motor neurons innervating the of the upper limbs are located in 19) the of the spinal cord. A) skeletal muscles; lumbar region C) skeletal muscles; cervical region B) smooth muscles; lumbar region D) skin; cervical region 20) 20) Which of the following statements is not true? A) Sympathetic ganglia are within a few centimeters of the CNS; parasympathetic are close to visceral organs served. B) Sympathetic division has short preganglionic and long postganglionic fibers; parasympathetic has long preganglionic and short postganglionic fibers. C) Sympathetic origin is craniosacral; parasympathetic is thoracolumbar. D) Sympathetic has extensive branching of preganglionic fibers, parasympathetic has minimal hranching of preganglionic fibers.

Explanation / Answer

19- c - skeletal muscle , cervical region

Note - the somatic motar neuron innervate the skeletal muscle and allow synpase with motar end playte of skeletal muscle.. the cervical part of spinal cord innervate the upper limb .

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