Question 1

On what factor should the clinician base the choice of the needle length?

Accepted Answer

A)  Type of anesthetic to be used 
B)  Amount of tissue that needs to be penetrated 
C)  Patient tolerance and comfort level 
D)  Angle of the bevel 
A)  Type of anesthetic to be used 
B)  Amount of tissue that needs to be penetrated 
C)  Patient tolerance and comfort level 
D)  Angle of the bevel

Question 2

Since the syringe was introduced in 1921,what has been the single most important improvement in dental local anesthetic?

Accepted Answer

A)  The addition of the breech-loading window for visibility 
B)  The addition of the aspirating harpoon 
C)  The elimination of the needle 
D)  The computer-controlled anesthetic devices 
A)  The addition of the breech-loading window for visibility 
B)  The addition of the aspirating harpoon 
C)  The elimination of the needle 
D)  The computer-controlled anesthetic devices

Question 3

Patient comfort can be increased by the sharpness of the bevel.The bevel of the needle should be turned toward the bone.

Accepted Answer

A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true; the second statement is false. 
D)  The first statement is false; the second statement is true. 
A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true; the second statement is false. 
D)  The first statement is false; the second statement is true.

Question 4

What is indicated by the presence of bubbles larger than 2 mm in diameter and located within the anesthetic cartridge?

Accepted Answer

A)  The anesthetic has expired. 
B)  The anesthetic has gotten too warm. 
C)  The anesthetic has been frozen. 
D)  The anesthetic cartridge has been placed in disinfecting solution. 
A)  The anesthetic has expired. 
B)  The anesthetic has gotten too warm. 
C)  The anesthetic has been frozen. 
D)  The anesthetic cartridge has been placed in disinfecting solution.

Question 5

MATCHING
Match the parts of the anesthetic armamentarium with their function or main purpose.
-The sharp tip of an aspirating syringe that allows for aspiration

Accepted Answer

A) Syringe barrel 
B) Harpoon 
C) Finger grip 
D) Thumb ring 
E) Breech-loading syringe
F)Bevel
G)Shaft
H)Syringe adaptor
I)Gauge
J)Diaphragm 
A) Syringe barrel 
B) Harpoon 
C) Finger grip 
D) Thumb ring 
E) Breech-loading syringe
F)Bevel
G)Shaft
H)Syringe adaptor
I)Gauge
J)Diaphragm

Question 6

What does the presence of an extruded anesthetic cartridge stopper without a large bubble mean?

Accepted Answer

A)  The anesthetic has expired. 
B)  The anesthetic has gotten too warm. 
C)  The anesthetic has been frozen. 
D)  The anesthetic cartridge has been placed in disinfecting solution. 
A)  The anesthetic has expired. 
B)  The anesthetic has gotten too warm. 
C)  The anesthetic has been frozen. 
D)  The anesthetic cartridge has been placed in disinfecting solution.

Question 7

Which of the following guidelines should be followed in order to correctly store local anesthetic cartridges in the dental office?

Accepted Answer

A)  Keep in a commercially available cartridge warmer 
B)  Keep in a refrigerator at a constant cool temperature but without freezing 
C)  Store at room temperature in a dark place 
D)  Store in disinfectant solution so they are readily available for use as needed 
A)  Keep in a commercially available cartridge warmer 
B)  Keep in a refrigerator at a constant cool temperature but without freezing 
C)  Store at room temperature in a dark place 
D)  Store in disinfectant solution so they are readily available for use as needed

Question 8

The importance of aspirating prior to anesthetic deposition and the potential hazards associated with intravascular injections are widely known and accepted.The self-aspirating syringe achieves the positive pressure for an aspiration without a harpoon.

Accepted Answer

A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true; the second statement is false. 
D)  The first statement is false; the second statement is true. 
A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true; the second statement is false. 
D)  The first statement is false; the second statement is true.

Question 9

According to Malamed,what kind of needles are most likely to break?

Accepted Answer

A)  30-gauge short or ultrashort needles 
B)  25-gauge long needles 
C)  Short needles, no matter the gauge 
D)  Long needles, no matter the gauge 
A)  30-gauge short or ultrashort needles 
B)  25-gauge long needles 
C)  Short needles, no matter the gauge 
D)  Long needles, no matter the gauge

Question 10

MATCHING
Match the parts of the anesthetic armamentarium with their function or main purpose.
-The length of the needle comprised of long tubular metal extending from the tip of the needle to the cartridge penetrating end

Accepted Answer

A) Syringe barrel 
B) Harpoon 
C) Finger grip 
D) Thumb ring 
E) Breech-loading syringe
F)Bevel
G)Shaft
H)Syringe adaptor
I)Gauge
J)Diaphragm 
A) Syringe barrel 
B) Harpoon 
C) Finger grip 
D) Thumb ring 
E) Breech-loading syringe
F)Bevel
G)Shaft
H)Syringe adaptor
I)Gauge
J)Diaphragm

Question 11

What is an advantage of using the pressure-type syringe over the conventional type of syringe?

Accepted Answer

A)  It achieves negative pressure for an aspiration without a harpoon. 
B)  It is utilizes a lightweight wand designed for ergonomic control. 
C)  It administers a 0.2 mL dosage of anesthetic. 
D)  It is more successful than block anesthetic. 
A)  It achieves negative pressure for an aspiration without a harpoon. 
B)  It is utilizes a lightweight wand designed for ergonomic control. 
C)  It administers a 0.2 mL dosage of anesthetic. 
D)  It is more successful than block anesthetic.

Question 12

MATCHING
Match the parts of the anesthetic armamentarium with their function or main purpose.
-Has a large window and a small window for visibility of cartridge

Accepted Answer

A) Syringe barrel 
B) Harpoon 
C) Finger grip 
D) Thumb ring 
E) Breech-loading syringe
F)Bevel
G)Shaft
H)Syringe adaptor
I)Gauge
J)Diaphragm 
A) Syringe barrel 
B) Harpoon 
C) Finger grip 
D) Thumb ring 
E) Breech-loading syringe
F)Bevel
G)Shaft
H)Syringe adaptor
I)Gauge
J)Diaphragm

Question 13

Manufacture recommendations for the routine maintenance of reusable syringes include:

Accepted Answer

A)  Thorough cleaning and sterilization after use on each patient 
B)  Never dismantling the syringe 
C)  Disposing of syringes with bent harpoons 
D)  Lubrication of the piston after every autoclave run 
A)  Thorough cleaning and sterilization after use on each patient 
B)  Never dismantling the syringe 
C)  Disposing of syringes with bent harpoons 
D)  Lubrication of the piston after every autoclave run

Question 14

What should the clinician do if the harpoon does become disengaged during aspiration?

Accepted Answer

A)  Seek help from the dentist. 
B)  Do not let the patient know and continue with the procedure, but document the incident in the chart notes. 
C)  Remove the syringe, remove the needle, reengage the harpoon, reattach the needle, and then continue with the procedure. 
D)  Gently reengage the harpoon while maintaining correct injection site position. 
A)  Seek help from the dentist. 
B)  Do not let the patient know and continue with the procedure, but document the incident in the chart notes. 
C)  Remove the syringe, remove the needle, reengage the harpoon, reattach the needle, and then continue with the procedure. 
D)  Gently reengage the harpoon while maintaining correct injection site position.

Question 15

What is the weakest part of the needle?

Accepted Answer

A)  The shaft 
B)  The hub 
C)  The bevel 
D)  The smaller gauge 
A)  The shaft 
B)  The hub 
C)  The bevel 
D)  The smaller gauge

Question 16

What is one disadvantage of using a smaller syringe?

Accepted Answer

A)  It is not comfortable or versatile enough to fit everyone in the dental office. 
B)  A small portion of the anesthetic remains in the cartridge and is not usable. 
C)  The cost of having multiple size syringes is prohibitive. 
D)  The patients notice a difference in comfort levels. 
A)  It is not comfortable or versatile enough to fit everyone in the dental office. 
B)  A small portion of the anesthetic remains in the cartridge and is not usable. 
C)  The cost of having multiple size syringes is prohibitive. 
D)  The patients notice a difference in comfort levels.

Question 17

To prevent accidental needle stick exposures to the clinician,the clinician should wear thick utility gloves to protect herself.Needle stick injuries typically occur from inattention by the clinician or unexpected patient movement.

Accepted Answer

A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true; the second statement is false. 
D)  The first statement is false; the second statement is true. 
A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true; the second statement is false. 
D)  The first statement is false; the second statement is true.

Question 18

MATCHING
Match the parts of the anesthetic armamentarium with their function or main purpose.
-Allows for insertion of the cartridge through the side of the barrel

Accepted Answer

A) Syringe barrel 
B) Harpoon 
C) Finger grip 
D) Thumb ring 
E) Breech-loading syringe
F)Bevel
G)Shaft
H)Syringe adaptor
I)Gauge
J)Diaphragm 
A) Syringe barrel 
B) Harpoon 
C) Finger grip 
D) Thumb ring 
E) Breech-loading syringe
F)Bevel
G)Shaft
H)Syringe adaptor
I)Gauge
J)Diaphragm

Question 19

What is produced when the thumb ring of a syringe is pulled back by the clinician,causing retraction of the rubber stopper?

Accepted Answer

A)  Positive aspiration 
B)  Negative aspiration 
C)  Negative pressure 
D)  b and c 
A)  Positive aspiration 
B)  Negative aspiration 
C)  Negative pressure 
D)  b and c

Question 20

MATCHING
Match the parts of the anesthetic armamentarium with their function or main purpose.
-The metal or plastic hub that attaches the needle to the syringe

Accepted Answer

A) Syringe barrel 
B) Harpoon 
C) Finger grip 
D) Thumb ring 
E) Breech-loading syringe
F)Bevel
G)Shaft
H)Syringe adaptor
I)Gauge
J)Diaphragm 
A) Syringe barrel 
B) Harpoon 
C) Finger grip 
D) Thumb ring 
E) Breech-loading syringe
F)Bevel
G)Shaft
H)Syringe adaptor
I)Gauge
J)Diaphragm

On what factor should the clinician base the choice of the needle length?

Since the syringe was introduced in 1921,what has been the single most important improvement in dental local anesthetic?

Patient comfort can be increased by the sharpness of the bevel.The bevel of the needle should be turned toward the bone.

What is indicated by the presence of bubbles larger than 2 mm in diameter and located within the anesthetic cartridge?

MATCHING Match the parts of the anesthetic armamentarium with their function or main purpose. -The sharp tip of an aspirating syringe that allows for aspiration

What does the presence of an extruded anesthetic cartridge stopper without a large bubble mean?

Which of the following guidelines should be followed in order to correctly store local anesthetic cartridges in the dental office?

The importance of aspirating prior to anesthetic deposition and the potential hazards associated with intravascular injections are widely known and accepted.The self-aspirating syringe achieves the positive pressure for an aspiration without a harpoon.

According to Malamed,what kind of needles are most likely to break?

MATCHING Match the parts of the anesthetic armamentarium with their function or main purpose. -The length of the needle comprised of long tubular metal extending from the tip of the needle to the cartridge penetrating end

What is an advantage of using the pressure-type syringe over the conventional type of syringe?

MATCHING Match the parts of the anesthetic armamentarium with their function or main purpose. -Has a large window and a small window for visibility of cartridge

Manufacture recommendations for the routine maintenance of reusable syringes include:

What should the clinician do if the harpoon does become disengaged during aspiration?

What is the weakest part of the needle?

What is one disadvantage of using a smaller syringe?

To prevent accidental needle stick exposures to the clinician,the clinician should wear thick utility gloves to protect herself.Needle stick injuries typically occur from inattention by the clinician or unexpected patient movement.

MATCHING Match the parts of the anesthetic armamentarium with their function or main purpose. -Allows for insertion of the cartridge through the side of the barrel

What is produced when the thumb ring of a syringe is pulled back by the clinician,causing retraction of the rubber stopper?

MATCHING Match the parts of the anesthetic armamentarium with their function or main purpose. -The metal or plastic hub that attaches the needle to the syringe

Local Anesthesia in Dental Hygiene Practice: an Introduction

Neurophysiology

Pharmacology of Local Anesthetic Agents

Pharmacology of Vasoconstrictors

Local Anesthetic Agents

Topical Anesthetic Agents

Preanesthetic Assessment

Determining Drug Doses

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 9: Armamentariumsyringe Preparation

On what factor should the clinician base the choice of the needle length?

Since the syringe was introduced in 1921,what has been the single most important improvement in dental local anesthetic?

Patient comfort can be increased by the sharpness of the bevel.The bevel of the needle should be turned toward the bone.

What is indicated by the presence of bubbles larger than 2 mm in diameter and located within the anesthetic cartridge?

MATCHING Match the parts of the anesthetic armamentarium with their function or main purpose. -The sharp tip of an aspirating syringe that allows for aspiration

What does the presence of an extruded anesthetic cartridge stopper without a large bubble mean?

Which of the following guidelines should be followed in order to correctly store local anesthetic cartridges in the dental office?

The importance of aspirating prior to anesthetic deposition and the potential hazards associated with intravascular injections are widely known and accepted.The self-aspirating syringe achieves the positive pressure for an aspiration without a harpoon.

According to Malamed,what kind of needles are most likely to break?

MATCHING Match the parts of the anesthetic armamentarium with their function or main purpose. -The length of the needle comprised of long tubular metal extending from the tip of the needle to the cartridge penetrating end

What is an advantage of using the pressure-type syringe over the conventional type of syringe?

MATCHING Match the parts of the anesthetic armamentarium with their function or main purpose. -Has a large window and a small window for visibility of cartridge

Manufacture recommendations for the routine maintenance of reusable syringes include:

What should the clinician do if the harpoon does become disengaged during aspiration?

What is the weakest part of the needle?

What is one disadvantage of using a smaller syringe?

To prevent accidental needle stick exposures to the clinician,the clinician should wear thick utility gloves to protect herself.Needle stick injuries typically occur from inattention by the clinician or unexpected patient movement.

MATCHING Match the parts of the anesthetic armamentarium with their function or main purpose. -Allows for insertion of the cartridge through the side of the barrel

What is produced when the thumb ring of a syringe is pulled back by the clinician,causing retraction of the rubber stopper?

MATCHING Match the parts of the anesthetic armamentarium with their function or main purpose. -The metal or plastic hub that attaches the needle to the syringe

Local Anesthesia in Dental Hygiene Practice: an Introduction

Neurophysiology

Pharmacology of Local Anesthetic Agents

Pharmacology of Vasoconstrictors

Local Anesthetic Agents

Topical Anesthetic Agents

Preanesthetic Assessment

Determining Drug Doses

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