The somatic portion of the nervous system controls which of the following:
B. skeletal muscle
How is the neurotransmitter acetylcholine inactivated at the parasympathetic terminal receptor site?
C. by the enzyme cholinesterase
You administer an inhaled bronchodilator that is known to have adrenergic side effects on the heart. What clinical sign should you watch for?
A. tachycardia
On administering a dose of atropine to your patient, which of the following effects would you NOT expect to see?
B. bronchial constriction
As a practioner, you would expect which parts of the physical examination to be affected by a dose of atropine or other parasympatholytic agent?
D. all of the above
What is the adrenergic effect on bronchial smooth muscle?
A. dilation
Your patient is accidentally given a lare dose of a parasympathomimetic drug. What side effects of parasymathetic overstimulation do you expect to see?
I. salivation
II. lacrimation
III. urination
IV. devecation
all of the above
After administering a sympathomimetic ddrug to your patient, in what areas would you expect to see an upward trend?
I. heart rate
II. blood pressure
III. blood sugar
all of the above
Your patient is suffering from bradycardia. Which type of drug do you recommend?
B. sympathomimetic
A direct-acting cholinergic agent often used in bronchial challenge tests to assess the degree of airway activity is:
D. methocholine
Which type of impulses travel from the brain to neuroeffector sites?
A. efferent
Epininephrine stimulates which of the following receptor sites?
D. all of the above
The stimulation of which receptor sites produces bronchial smooth muscle relation?
C. beta2
Which of the following drugs are sympathomimetic agents?
I. salmeterol
II. dopamine
III. labetalol
IV. propranolol
C. I and II
You are treating a patient for bronchospasm. Albuterol (an adrenergic bronchodilator) is the only aerosolized agent being administered at this time. What other type of aerosolized drug might you recomment?
A. an anticholinergic bronchodilator
You are treating an asthmatic who also happens to be taking propranolol (a beta blocker) for a history of cardiac arrhythmias. What effect would you expect albuterol to have on this patient?
C. little or no effect
In the parasympathetic branch of the nervous system, what name is given to the neurotransmitter that conducts nerve transmission at the ganglionic site?
B. acetylcholine
A parasympathetic effect is generally the same as a(n):
A. muscarinic effect
Cholinergic effect on *HEART RATE*
decrease
Cholinergic effect on *BRONCHIAL SMOOTH MUSCLE*
constriction
Cholinergic effect on *AIRWAY MUCOUS GLANDS*
increase secretion
Cholinergic effect on *SALIVARY GLANDS*
increase secretion
An agent causing stimulation of the parasympathetic nervous system:
parasympathomimetic
An agent blocking or inhibiting the effects of the parasympathetic nervous system:
parasympatholytic
An agent causing stimulation of the sympathetic nervous system:
sympathomimetic
An agent blocking or inhibiting the effect of the sympathetic nervous system:
sympatholytic
A drug causing stimulation of a receptor for acetylcholine:
cholinergic
A drug blocking a receptor for acetylcholine:
anticholinergic
A drug stimulating a receptor for norepinephrine or epinephrine:
adrenergic
T/F
There is little or no direct sympathetic innervation of airway smooth muscle in the human lung.
T
T/F
The pulmonary circulation is innervated by both parasympathetic and sympathetic nerves.
T
T/F
There is evidence of a branch of nerves that are neither parasympathetic nor sympathetic and can cause relaxation of airway smooth muscle.
T
T/F
Muscarinic receptors are found in skeletal muscle.
F
T/F
Nicotine is capable of stimulating both sympathetic and parasympathetic autonomic cholinergic receptors.
