Pre6 ANS1

Which of the following components of the nervous system is specifically responsible for vegitative, resting functions?
A. ANS     
B. Parasympathetic Nervous System      
C. Sympathetic Nervous System     
D. Somatic Nervous System     

The neurotransmitter at adrenergic nerve endings is
A. acetylcholine.
B. norepinephrine.

The neurotransmitter at PNS ganglia is
A. acetylcholine.
B. dopamine.
C. norepinephrine.
D. substance P.

The recptor types occupied by acetylcholine include
A. alpha.
B. beta.
C. muscarinic.
D. nicotinic.
E. 3 and 4

The recptor types occupied by norepinephrine include
A. alpha.
B. beta.
C. muscarinic.
D. nicotinic.
E. 1 and 2

Norepinephrine is inactivated by MAO and COMT. What do you expect would happen if you blocked these two enzymes?
A. less SNS activity
B. more SNS activity
C. nothing would happen as there are other ways to break down norepinephrine.

Norepinephrine is inactivated by
A. acelycholinesterase.
B. catechol-o-methyl transferase (COMT).
C. monoamine oxidase (MAO).
D. 2 and 3

A drug that acts like or stimulates the parasympathetic nervous system would cause:
A. bladder contraction
B. dry mouth
C. pupil dilation
D. high blood pressure

A drug that acts like or stimulates the sympathetic nervous system would cause:
A. bladder contraction
B. diarrhea
C. increased heart rate
D. pupil constriction

Beta 1 receptors are located:
1. At the neuromuscular junction of the somatic nervous system
2. At the end organ of the parasympathetic nervous system
3. At the end of the sympathetic nervous system that innervates the lungs
4. At the end of the sympathetic nervous system that innervates the heart

The neurotransmitter at SNS ganglia is
A. acteylcholine.
B. dopamine.
C. norepinephrine.
D. substance P.

Acetlycholine is inactivated by

A. acelycholinesterase.
B. catechol-o-methyl transferase (COMT).
C. monoamine oxidase (MAO).
D. 2 and 3

Alpha 2 receptors are located:
A. On the presynaptic nerve of the parasympathetic nervous system
B. On the presynaptic nerve of the sympathetic nervous system
C. On the postsynaptic nervre of the parasympathetic nervous system
D. On the postsynaptic nerve of the sympathetic nervous system