11)The SNS is __________ and _________________. a)Excitatory only/voluntary b)Ex

Question

11)The SNS is __________ and _________________.

a)Excitatory only/voluntary

b)Excitatory and inhibitory/ voluntary

c)Inhibitory only/voluntary

d)Excitatory only/ involuntary

e)Excitatory and inhibitory/ involuntary

12)Where within the spinal cord would you find the cell body of the somatic motor neuron

a)Ventral horn

b)Lateral horn

c)Dorsal horn

d)anterior column

e)posterior column

13)The region where somatic neurons bind on a skeletal muscle is called

a)Sarcolemma

b)Plasma membrane

c)Motor end plate

d)Synaptic terminal

e)Synaptic bouton

14)The sarcolemma’s resting potential is maintained by which of the following ions

a)Na+ and Cl-

b)Na+ and K+

c)K+ and Ca2+

d)Ca2+ and Na+

e)K+ and Cl-

15)Which of the following ions causes the release of Ach from the synaptic bouton

a)Na+

b)Ca2+

c)Cl-

d)K+

e)Mg+

Explanation / Answer

1. Excitatory only/Voluantry

12. Ventral Horn

13. Motor end plate

14. Na+ and K +

15. Ca2+

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