Question 1

The number of 1:50,000 epinephrine-anesthesia cartridges that a patient with cardiovascular disease may have per dental appointment is ______.

Accepted Answer

1.1 cartridges

Question 2

Which receptors relax bronchial smooth muscles,causing the bronchi of the lungs to dilate?

Accepted Answer

A)  Alpha receptors 
B)  Beta receptors 
C)  Alpha and beta receptors are equal 
D)  Adrenergic receptors 
A)  Alpha receptors 
B)  Beta receptors 
C)  Alpha and beta receptors are equal 
D)  Adrenergic receptors B

Question 3

The number of 1:50,000 epinephrine-anesthesia cartridges that a healthy patient may have per dental appointment is ______.

Accepted Answer

5.5 cartridges

Question 4

How long do adverse effects of vasoconstrictors last in the body?

Accepted Answer

A)  1 to 3 minutes 
B)  5 to 10 minutes 
C)  5 to 10 hours 
D)  Up to 48 hours 
A)  1 to 3 minutes 
B)  5 to 10 minutes 
C)  5 to 10 hours 
D)  Up to 48 hours

Question 5

A comparison of levonordefrin and epinephrine reveals that hemostasis is less effective with the vasoconstrictor epinephrine.

Accepted Answer

A) True 
 B)False

Question 6

Which receptors have inhibitory actions from adrenergic drugs on smooth muscle?

Accepted Answer

A)  Alpha receptors 
B)  Beta receptors 
C)  Alpha and beta receptors are equal 
D)  Adrenergic receptors 
A)  Alpha receptors 
B)  Beta receptors 
C)  Alpha and beta receptors are equal 
D)  Adrenergic receptors

Question 7

Why are vasoconstrictors important additives to the local anesthetic solution?
1) They provides hemostasis at the injection site.
2) They reduces the possibility of systemic toxicity.
3) They prolongs the duration of the anesthetic's effect.
4) They increases the blood flow to the area.

Accepted Answer

A)  Some other combination 
B)  2, 3 
C)  1, 2, 3 
D)  All of the above 
A)  Some other combination 
B)  2, 3 
C)  1, 2, 3 
D)  All of the above

Question 8

The heart rate is increased when the beta 1 and beta 2 receptors are affected by the systemic effects of adrenergic amines.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following statement(s)is/are true regarding the vasculature effects of epinephrine?

Accepted Answer

A)  The effects of epinephrine on the blood vessels of the skeletal muscles are dose dependent due to the predominance of beta 2 receptors. 
B)  Smaller doses of epinephrine affect the beta 2 receptors of the blood vessels of the skeletal muscles and produce vasodilation. 
C)  Larger doses of epinephrine affect the alpha receptors of the blood vessels of the skeletal muscles and produce vasoconstriction. 
D)  All of the above 
A)  The effects of epinephrine on the blood vessels of the skeletal muscles are dose dependent due to the predominance of beta 2 receptors. 
B)  Smaller doses of epinephrine affect the beta 2 receptors of the blood vessels of the skeletal muscles and produce vasodilation. 
C)  Larger doses of epinephrine affect the alpha receptors of the blood vessels of the skeletal muscles and produce vasoconstriction. 
D)  All of the above

Question 10

What is the name of the weak vasoconstrictor that exerts its action predominately on alpha receptors with very few beta effects on the heart?

Accepted Answer

A)  Phenylephrine 
B)  Felypressin 
C)  Norepinephrine 
D)  Levonordefrin 
A)  Phenylephrine 
B)  Felypressin 
C)  Norepinephrine 
D)  Levonordefrin

Question 11

The number of 1:200,000 epinephrine-anesthesia cartridges that a patient with cardiovascular disease may have per dental appointment is ______.

Accepted Answer

The answer of The number of 1:200,000 epinephrine-anesthesia cartridges that...

Question 12

You have administered 2% lidocaine,1:50,000 mg/ml epinephrine to a healthy patient.The patient experiences restlessness,nausea,and begins to hyperventilate.What should you suspect?

Accepted Answer

A)  Central nervous system stimulation 
B)  Overdose of epinephrine 
C)  Metabolic rise in blood sugar 
D)  All of the above 
A)  Central nervous system stimulation 
B)  Overdose of epinephrine 
C)  Metabolic rise in blood sugar 
D)  All of the above

Question 13

Undesirable side effects of incorporating sympathomimetic agents such as epinephrine into local anesthetic solutions include:

Accepted Answer

A)  Increased force of air exchange 
B)  Increased bronchi dilation 
C)  Increased rate and force of heart contractions 
D)  All of the above 
A)  Increased force of air exchange 
B)  Increased bronchi dilation 
C)  Increased rate and force of heart contractions 
D)  All of the above

Question 14

What is the name of the vasoconstrictor that exerts its action predominately on alpha receptors with few beta effects,yet its side effects are nine times higher than epinephrine?

Accepted Answer

A)  Phenylephrine 
B)  Felypressin 
C)  Norepinephrine 
D)  Levonordefrin 
A)  Phenylephrine 
B)  Felypressin 
C)  Norepinephrine 
D)  Levonordefrin

Question 15

Which local anesthesia would be appropriate for a patient with a history of cardiovascular disease?

Accepted Answer

A)  3% Mepivacaine 
B)  4% Prilocaine 
C)  2% Lidocaine, 1:100,000 epinephrine 
D)  Some combination of the above 
A)  3% Mepivacaine 
B)  4% Prilocaine 
C)  2% Lidocaine, 1:100,000 epinephrine 
D)  Some combination of the above

Question 16

Why is there such a difference in the number of epinephrine-anesthesia cartridges that a healthy patient may have per dental appointment and that a patient with cardiovascular disease may have per dental appointment?

Accepted Answer

Epinephrine mimics effects bought about

Question 17

A comparison of levonordefrin and epinephrine reveals that levonordefrin offers better pain control than epinephrine.

Accepted Answer

A) True 
 B)False

Question 18

Which receptors are the most sensitive to epinephrine?

Accepted Answer

A)  Alpha receptors 
B)  Beta receptors 
C)  Alpha and beta receptors are equal 
D)  Adrenergic receptors 
A)  Alpha receptors 
B)  Beta receptors 
C)  Alpha and beta receptors are equal 
D)  Adrenergic receptors

Question 19

Levarterenol is no longer available in the United States.

Accepted Answer

A) True 
 B)False

Question 20

The number of 1:200,000 epinephrine-anesthesia cartridges that a healthy patient may have per dental appointment is______.

Accepted Answer

The answer of The number of 1:200,000 epinephrine-anesthesia cartridges that...

The number of 1:50,000 epinephrine-anesthesia cartridges that a patient with cardiovascular disease may have per dental appointment is ______.

Which receptors relax bronchial smooth muscles,causing the bronchi of the lungs to dilate?

The number of 1:50,000 epinephrine-anesthesia cartridges that a healthy patient may have per dental appointment is ______.

How long do adverse effects of vasoconstrictors last in the body?

A comparison of levonordefrin and epinephrine reveals that hemostasis is less effective with the vasoconstrictor epinephrine.

Which receptors have inhibitory actions from adrenergic drugs on smooth muscle?

Why are vasoconstrictors important additives to the local anesthetic solution? 1) They provides hemostasis at the injection site. 2) They reduces the possibility of systemic toxicity. 3) They prolongs the duration of the anesthetic's effect. 4) They increases the blood flow to the area.

The heart rate is increased when the beta 1 and beta 2 receptors are affected by the systemic effects of adrenergic amines.

Which of the following statement(s)is/are true regarding the vasculature effects of epinephrine?

What is the name of the weak vasoconstrictor that exerts its action predominately on alpha receptors with very few beta effects on the heart?

The number of 1:200,000 epinephrine-anesthesia cartridges that a patient with cardiovascular disease may have per dental appointment is ______.

You have administered 2% lidocaine,1:50,000 mg/ml epinephrine to a healthy patient.The patient experiences restlessness,nausea,and begins to hyperventilate.What should you suspect?

Undesirable side effects of incorporating sympathomimetic agents such as epinephrine into local anesthetic solutions include:

What is the name of the vasoconstrictor that exerts its action predominately on alpha receptors with few beta effects,yet its side effects are nine times higher than epinephrine?

Which local anesthesia would be appropriate for a patient with a history of cardiovascular disease?

Why is there such a difference in the number of epinephrine-anesthesia cartridges that a healthy patient may have per dental appointment and that a patient with cardiovascular disease may have per dental appointment?

A comparison of levonordefrin and epinephrine reveals that levonordefrin offers better pain control than epinephrine.

Which receptors are the most sensitive to epinephrine?

Levarterenol is no longer available in the United States.

The number of 1:200,000 epinephrine-anesthesia cartridges that a healthy patient may have per dental appointment is______.

Local Anesthesia in Dental Hygiene Practice: an Introduction

Neurophysiology

Pharmacology of Local Anesthetic Agents

Local Anesthetic Agents

Topical Anesthetic Agents

Preanesthetic Assessment

Determining Drug Doses

Armamentariumsyringe Preparation

Anatomic Considerations for the Administration of Local Anesthesia

Basic Injection Techniques

Maxillary Nerve Anesthesia

Mandibular Nerve Anesthesia

Local Anesthetic Complications

Legal Considerations and Risk Management

Filters

Exam 4: Pharmacology of Vasoconstrictors

The number of 1:50,000 epinephrine-anesthesia cartridges that a patient with cardiovascular disease may have per dental appointment is ______.

Which receptors relax bronchial smooth muscles,causing the bronchi of the lungs to dilate?

The number of 1:50,000 epinephrine-anesthesia cartridges that a healthy patient may have per dental appointment is ______.

How long do adverse effects of vasoconstrictors last in the body?

A comparison of levonordefrin and epinephrine reveals that hemostasis is less effective with the vasoconstrictor epinephrine.

Which receptors have inhibitory actions from adrenergic drugs on smooth muscle?

Why are vasoconstrictors important additives to the local anesthetic solution? 1) They provides hemostasis at the injection site. 2) They reduces the possibility of systemic toxicity. 3) They prolongs the duration of the anesthetic's effect. 4) They increases the blood flow to the area.

The heart rate is increased when the beta 1 and beta 2 receptors are affected by the systemic effects of adrenergic amines.

Which of the following statement(s)is/are true regarding the vasculature effects of epinephrine?

What is the name of the weak vasoconstrictor that exerts its action predominately on alpha receptors with very few beta effects on the heart?

The number of 1:200,000 epinephrine-anesthesia cartridges that a patient with cardiovascular disease may have per dental appointment is ______.

You have administered 2% lidocaine,1:50,000 mg/ml epinephrine to a healthy patient.The patient experiences restlessness,nausea,and begins to hyperventilate.What should you suspect?

Undesirable side effects of incorporating sympathomimetic agents such as epinephrine into local anesthetic solutions include:

What is the name of the vasoconstrictor that exerts its action predominately on alpha receptors with few beta effects,yet its side effects are nine times higher than epinephrine?

Which local anesthesia would be appropriate for a patient with a history of cardiovascular disease?

Why is there such a difference in the number of epinephrine-anesthesia cartridges that a healthy patient may have per dental appointment and that a patient with cardiovascular disease may have per dental appointment?

A comparison of levonordefrin and epinephrine reveals that levonordefrin offers better pain control than epinephrine.

Which receptors are the most sensitive to epinephrine?

Levarterenol is no longer available in the United States.

The number of 1:200,000 epinephrine-anesthesia cartridges that a healthy patient may have per dental appointment is______.

Local Anesthesia in Dental Hygiene Practice: an Introduction

Neurophysiology

Pharmacology of Local Anesthetic Agents

Local Anesthetic Agents

Topical Anesthetic Agents

Preanesthetic Assessment

Determining Drug Doses

Armamentariumsyringe Preparation

Anatomic Considerations for the Administration of Local Anesthesia

Basic Injection Techniques

Maxillary Nerve Anesthesia

Mandibular Nerve Anesthesia

Local Anesthetic Complications

Legal Considerations and Risk Management

Filters