Term
| adrenergic agonists drug class |
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Definition
| (sympathomimetics or adrenomimetics |
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Term
| adrenergic blockers drug class |
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Definition
| (sympatholytics or adrenolytics |
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Term
| Drugs that stimulate the sympathetic nervous system are called |
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Definition
| adrenergics, adrenergic agonists, sympathomimetics, or adrenomimetics |
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Term
| where are adrenergic receptor sites located |
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Definition
| cells of muscles, such as the heart, bronchiole walls, gastrointestinal (GI) tract, urinary bladder, and ciliary muscle of the eye |
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Term
| The alpha-adrenergic receptors are located in |
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Definition
| in the vascular tissues (vessels) of muscles. |
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Term
| . When the alpha1 receptor is stimulated, the arterioles and venules constrict.. which does what? |
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Definition
| increases peripheral resistance and blood return to the heart. |
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Term
| Stimulation of the sympathetic nervous system or use of sympathomimetic (adrenergic agonist) drugs can cause what body reactions |
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Definition
| cause the pupils and bronchioles to dilate; heart rate to increase; blood vessels to constrict; and muscles of the gastrointestinal tract, bladder, and uterus to relax, thereby decreasing contractions. |
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Term
| When the alpha1 receptor is stimulated, the arterioles and venules .... |
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Definition
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Term
| adrenergic blockers work in 2 ways |
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Definition
| they block the effects of the neurotransmitter either directly by occupying the receptors or indirectly by inhibiting the release of the neurotransmitters norepinephrine and epinephrine. |
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Term
| Determine client's health history. Most adrenergic agonists are contraindicated if client has |
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Definition
| cardiac dysrhythmias, narrow-angle glaucoma, or cardiogenic shock. |
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Term
1. For the client taking epinephrine, the nurse realizes there is a possible drug interaction with which drug?
a. albuterol (Proventil)
b. metoprolol (Lopressor)
c. bethanechol (Urecholine)
d. tolterodine tartrate (Detrol) |
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Definition
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Term
2. The nurse will monitor the client taking albuterol (Proventil) for which condition?
a. Palpitations
b. Hypoglycemia
c. Bronchospasm
d. Uterine contractions |
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Definition
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Term
3. A client is prescribed metoprolol (Lopressor) to treat hypertension. It is important for the nurse to monitor the client for which condition?
a. Bradycardia
b. Hypertension
c. Ankle edema
d. Decreased respirations |
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Definition
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Term
3. A client is prescribed metoprolol (Lopressor) to treat hypertension. It is important for the nurse to monitor the client for which condition?
a. Bradycardia
b. Hypertension
c. Ankle edema
d. Decreased respirations |
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Definition
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Term
5. The nurse realizes that beta1 receptor stimulation is differentiated from beta2 stimulation in that stimulation of beta1 receptors leads to which condition?
a. Increased bronchodilation
b. Decreased uterine contractility
c. Increased myocardial contractility
d. Decreased blood flow to skeletal muscles |
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Definition
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Term
6. A client is given epinephrine (Adrenalin), an adrenergic agonist (sympathomimetic). The nurse should monitor the client for which condition?
a. Decreased pulse
b. Pupil constriction
c. Bronchial constriction
d. Increased blood pressure |
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Definition
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Term
7. The nurse is administering atenolol (Tenormin) to a client. Which concurrent drug does the nurse expect to most likely cause an interaction?
a. ginseng herb
b. An NSAID, such as aspirin
c. methyldopa (Aldomet)
d. haloperidol (Haldol) |
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Definition
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Term
| three sympatholytic receptors |
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Definition
| alpha1, beta1, and beta2. |
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Term
| Drugs that block the effects of the adrenergic neurotransmitter are called |
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Definition
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Term
| adrenergic agonists are called |
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Definition
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Term
| drugs that stimulate adrenergic receptors are called |
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Definition
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Term
| Ephedrine is an example of a mixed-acting |
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Definition
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Term
| the chemical structures of a substance (either endogenous or synthetic) that can produce a sympathomimetic response. |
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Definition
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Term
| Examples of endogenous catecholamines are |
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Definition
| epinephrine, norepinephrine, and dopamine. |
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Term
| examples of sympathomimetic drug responces |
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Definition
| increase in blood pressure, pupil dilation, increase in heart rate (tachycardia), and bronchodilation. |
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