MCPHS- Questions and Answers Grade A+

MCPHS- Questions and Answers Grade A+

somatic/voluntary Correct Ans-exit CNS

voluntary

efferent

target: skeletal



fight / flight



autonomic Correct Ans-pre and post ganglion

target: hollow organs + cardiac + conductive tissue + glandular



Sympathetic neurons Correct Ans-SHORT pregang. exit spinal cord via T and L region



synapse at ganglia where it innervates LONG post ganglion



parasymp neuron Correct Ans-LONG pregang exit spinal cord via C and S region



synapse near or on effector via SHORT post ganglion



sympathetic NS response Correct Ans-fight or flight

, trauma, fear, *low sugar*, cold, exercise, anxiety



parasymp NS response Correct Ans-rest and digest



non-stress



relax



restores fight/flight



dual innervation Correct Ans-target of autnomic system receives input from both:

-sympathetic AND parasymp.



symp and para action oppose one another



dual innervation ex Correct Ans-eye

-symp - pupil dilate

-para - pupil constrict



bronchi

-symp - bronchi dilate; less muscous

-parasymp - bronchi constrict; more mucous