21. Increased sympathetic activity results in a.higher heart rate b.stronger car

Question

21. Increased sympathetic activity results in
a.higher heart rate
b.stronger cardiac contractility
c.both a and b
d.neither a nor n

22. The cell body of the preganglionic sympathetic neuron is located in the
a.medulla
b.spinal cord
c.sympathetic ganglion
d.on the surface of the target organ

23. The adrenal medullar gland is innervated by the __-ganglionic sympathetic fibers.
a.pre
b.post
c.both a and b
d.neither a nor b

24. The saliva secretion is regulated by the sympathetic and parasympathetic
a.antagonistically
b.cooperatively
c.complementarily
d.none of the above

25. The most abundant blood plasma protein is
a.fibrinogen
b.hemoglobulin
c.gamma globulin
d.albumin

Explanation / Answer

21. Increased sympathetic activity results in
a.higher heart rate
b.stronger cardiac contractility
c.Both a and b
d.neither a nor b

22. The cell body of the preganglionic sympathetic neuron is located in the
a.medulla
b.Spinal cord
c.sympathetic ganglion
d.on the surface of the target organ

23. The adrenal medullar gland is innervated by the __-ganglionic sympathetic fibers.
a.pre
b.post
c.Both a and b
d.neither a nor b

24. The saliva secretion is regulated by the sympathetic and parasympathetic
a.antagonistically
b.cooperatively
c.Complementarily
d.none of the above

25. The most abundant blood plasma protein is
a.fibrinogen
b.hemoglobulin
c.gamma globulin
d.Albumin

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