Chapter 11 - Surgical instruments Flashcards

1
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is the primary material of choice for most high-quality surgical instruments?

A) Aluminum
B) High-carbon stainless steel
C) Titanium
D) Plastic
A

B) High-carbon stainless steel

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is a significant advantage of tungsten carbide (TC) inserts in surgical instruments?

A) They are cheaper than stainless steel
B) They are lighter than stainless steel
C) They are harder and more wear-resistant
D) They are easier to replace
A

C) They are harder and more wear-resistant

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What does the process of passivation accomplish in instrument manufacturing?

A) Increases the weight of the instrument
B) Creates a superficial layer of chromium oxide
C) Enhances the color of the instruments
D) Dulls the cutting edge
A

B) Creates a superficial layer of chromium oxide

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Which blade is most commonly used with the No. 3 scalpel handle?

A) No. 11 blade
B) No. 15 blade
C) No. 10 blade
D) No. 4 blade
A

C) No. 10 blade

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What type of scissors should be used for dense connective tissue?

A) Metzenbaum scissors
B) Suture scissors
C) Mayo scissors
D) Wire-cutting scissors
A

C) Mayo scissors

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Which material is mentioned as a potential problem area due to loosening?

A) Titanium
B) Tungsten carbide inserts
C) High-carbon stainless steel
D) Plastic coatings
A

B) Tungsten carbide inserts

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What characteristic of titanium alloys complicates their manufacturing?

A) High weight
B) Brittleness
C) Flexibility
D) Low cost
A

B) Brittleness

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What surface finish reduces glare on surgical instruments?

A) High gloss
B) Dull satin finish
C) Polished finish
D) Gold electroplating
A

B) Dull satin finish

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Which type of scissors is specifically designed for wire suture removal?

A) Mayo scissors
B) Suture-removal scissors
C) Wire-cutting scissors
D) Bandage scissors
A

C) Wire-cutting scissors

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What is a benefit of using disposable blades on scalpels?

A) They are reusable
B) They are always dull
C) They are consistently sharp
D) They come in multiple colors
A

C) They are consistently sharp

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Which handle designates standard-quality instruments in Sontec Instruments?

A) Gold handles
B) Black anodized handles
C) Plain handles
D) Gold handles with stripes
A

C) Plain handles

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

For which procedure is the No. 12 blade commonly used?

A) Stab incisions
B) Periosteal stripping
C) Suturing
D) Debulking
A

B) Periosteal stripping

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Which of the following is true regarding disposable scalpels?

A) They can be sterilized and reused
B) They have detachable blades
C) They are often used for bandage removal
D) They are heavier than reusable scalpels
A

C) They are often used for bandage removal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

What type of cutting edge is typically found on Metzenbaum scissors?

A) Serrated
B) Plain
C) Curved
D) Blunt
A

B) Plain

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

What is the primary disadvantage of a reusable scalpel with a fixed blade?

A) It cannot be sterilized
B) The blade can detach during use
C) It is not suitable for deep tissue work
D) It can dull quickly
A

B) The blade can detach during use

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Which finish on surgical instruments is specifically recognized as a symbol of high quality?

A) Polished finish
B) Dull satin finish
C) Gold electroplating
D) Anodized finish
A

C) Gold electroplating

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

Why is it important to follow manufacturers’ recommendations for cleaning titanium instruments?

A) To maintain the aesthetic quality
B) To avoid corrosion and damage
C) To enhance the cutting edge
D) To make them lighter
A

B) To avoid corrosion and damage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

What type of tip do Lister bandage scissors have?

A) Sharp-sharp
B) Blunt-blunt
C) Blunt tip on the lower blade
D) Serrated
A

C) Blunt tip on the lower blade

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

What type of scissors is designed for sharp or blunt dissection of delicate tissues?

A) Wire-cutting scissors
B) Mayo scissors
C) Metzenbaum scissors
D) Utility scissors
A

C) Metzenbaum scissors

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

How does titanium nitride coating benefit surgical instruments?

A) Reduces cost
B) Increases weight
C) Increases resistance to corrosion and wear
D) Increases the blade thickness
A

C) Increases resistance to corrosion and wear

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

What happens to the chromium oxide layer on stainless steel instruments as they age?

A) It deteriorates
B) It becomes thinner
C) It becomes thicker
D) It changes color
A

C) It becomes thicker

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

What type of finish helps reduce laser reflection on surgical instruments?

A) Polished finish
B) Gold electroplating
C) Black polymer coating
D) Satin finish
A

C) Black polymer coating

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

What is the primary purpose of suture scissors?

A) To cut dense tissue
B) To cut sutures specifically
C) To dissect soft tissues
D) To remove bandages
A

B) To cut sutures specifically

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

What is the disadvantage of using a left-handed grip on standard scissors?

A) Increased cost
B) Increased precision
C) Decreased shear and torque
D) Increased safety
A

C) Decreased shear and torque

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

Which blade is used for stab incisions during arthroscopic surgery?

A) No. 12 blade
B) No. 10 blade
C) No. 15 blade
D) No. 11 blade
A

D) No. 11 blade

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

What is a significant risk when using detachable blades in surgery?

A) They are too sharp
B) They may detach and be lost
C) They cannot be replaced
D) They are too expensive
A

B) They may detach and be lost

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

Which instrument is best suited for cutting sutures during surgery?

A) Mayo scissors
B) Metzenbaum scissors
C) Suture scissors
D) Wire-cutting scissors
A

C) Suture scissors

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

What color handles indicate the sharpest cutting edges available in Sontec Instruments?

A) Plain
B) Gold with a stripe
C) Black anodized
D) Gold
A

B) Gold with a stripe

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

What type of edge is common on surgical scissors for delicate tissue dissection?

A) Serrated edge
B) Blunt edge
C) Sharp edge
D) Double edge
A

C) Sharp edge

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

Which type of surgical instrument is used for cutting dense connective tissue?

A) Metzenbaum scissors
B) Suture scissors
C) Mayo scissors
D) Bandage scissors
A

C) Mayo scissors

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
34
Q

What should be avoided when using a detachable blade scalpel in deep tissue?

A) Using a dull blade
B) Using it in joints
C) Using a scalpel with a fixed blade
D) Using multiple blades
A

B) Using it in joints

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
35
Q

What does a high carbon content in stainless steel affect?

A) Weight of the instrument
B) Elasticity and rigidity
C) Color of the instrument
D) Cost of production
A

B) Elasticity and rigidity

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
36
Q

Which type of scissors is used for bandage removal without damaging the skin?

A) Mayo scissors
B) Suture scissors
C) Lister scissors
D) Wire-cutting scissors
A

C) Lister scissors

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
37
Q

What is the main function of the Olsen-Hegar needle holders?

A) To cut sutures
B) To hold needles securely
C) To dissect tissues
D) To remove bandages
A

A) To cut sutures

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
38
Q

Which type of finish helps reduce tissue adherence on surgical instruments?

A) Polished finish
B) Titanium nitride coating
C) Gold electroplating
D) Satin finish
A

A) Polished finish
B) Titanium nitride coating

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
39
Q

Which instrument handle is used for larger blades, such as No. 22 to 24?

A) No. 3 handle
B) No. 4 handle
C) No. 10 handle
D) No. 12 handle
A

B) No. 4 handle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
40
Q

What type of instruments can be classified as disposable yet reusable?

A) Stainless steel scalpels
B) Tungsten carbide instruments
C) Some human surgical instruments
D) Titanium instruments
A

C) Some human surgical instruments

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
41
Q

Which type of scissors is specifically marked for suture cutting during surgery?

A) Mayo scissors
B) Metzenbaum scissors
C) Suture scissors
D) Utility scissors
A

C) Suture scissors

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
42
Q

What is a primary benefit of using titanium alloys for microsurgery?

A) High weight
B) Excellent corrosion resistance
C) Inexpensive
D) Ease of manufacturing
A

B) Excellent corrosion resistance

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
43
Q

What kind of surgical instruments typically use a black polymer coating?

A) Suture scissors
B) Instruments used in laser procedures
C) Reusable scalpels
D) Mayo scissors
A

B) Instruments used in laser procedures

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
44
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
45
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
46
Q

Which needle holder allows the surgeon to both grasp and cut suture material?

A) Mayo-Hegar
B) Olsen-Hegar
C) Mathieu
D) Adson
A

B) Olsen-Hegar

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
47
Q

What is a primary disadvantage of the Olsen-Hegar needle holder?

A) It is too expensive.
B) It cannot hold larger needles.
C) It may inadvertently cut the suture material.
D) It is difficult to clean.
A

C) It may inadvertently cut the suture material.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
48
Q

What design feature helps the Mayo-Hegar needle holder grip curved needles?

A) Longitudinal groove
B) Crosshatched surfaces
C) Pyramidal teeth
D) Smooth tips
A

B) Crosshatched surfaces

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
49
Q

Which needle holder is popular in equine surgery and lacks finger holes?

A) Olsen-Hegar
B) Mayo-Hegar
C) Mathieu
D) Brown-Adson
A

C) Mathieu

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
50
Q

What design element can extend the life of a needle holder?

A) Wider jaws
B) Tungsten carbide inserts
C) Longitudinal grooves
D) Light weight
A

B) Tungsten carbide inserts

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
51
Q

Which type of thumb forceps is designed to minimize tissue trauma?

A) Smooth-tipped forceps
B) Rat tooth forceps
C) Adson forceps
D) Tissue forceps
A

C) Adson forceps

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
52
Q

What feature distinguishes traumatic thumb forceps from surgical thumb forceps?

A) Length of the blades
B) Presence of serrations or teeth
C) Type of material used
D) Weight of the instrument
A

B) Presence of serrations or teeth

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
53
Q

Which hemostatic forceps are the smallest and most frequently used?

A) Kelly forceps
B) Crile forceps
C) Halstead mosquito forceps
D) Rochester-Pean forceps
A

C) Halstead mosquito forceps

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
54
Q

The transverse grooves on the inner jaw surface of hemostatic forceps help to:

A) Increase weight
B) Facilitate hemostasis
C) Enhance purchase on tissue
D) Reduce cost
A

C) Enhance purchase on tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
55
Q

What is a defining feature of Rochester-Carmalt forceps?

A) Longitudinal grooves with cross-striations
B) Transverse grooves only on the distal half
C) Atraumatic design for delicate tissues
D) Lightweight construction
A

A) Longitudinal grooves with cross-striations

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
56
Q

What type of forceps is least traumatic to tissues?

A) Allis tissue forceps
B) Babcock tissue forceps
C) Doyen-DeBakey intestinal forceps
D) Kocher forceps
A

C) Doyen-DeBakey intestinal forceps

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
57
Q

What is the main use of sponge forceps?

A) Cutting sutures
B) Grasping and swabbing tissues
C) Clamping vessels
D) Holding needles
A

B) Grasping and swabbing tissues

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
58
Q

How can one identify traumatic thumb forceps?

A) They have smooth tips.
B) They have serrated tips.
C) They are designed for suturing.
D) They are lightweight.
A

A) They have smooth tips.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
59
Q

What happens to a needle holder if it is used with a needle that is too large?

A) It improves instrument life.
B) The lock box may be damaged.
C) It performs better.
D) It becomes easier to use.
A

B) The lock box may be damaged.

60
Q

Which forceps design features a broad tip with a grooved perimeter?

A) Russian forceps
B) Adson forceps
C) Brown-Adson forceps
D) DeBakey forceps
A

A) Russian forceps

61
Q

What is a common length for Kelly and Crile forceps?

A) 9 cm
B) 14 cm
C) 20 cm
D) 30 cm
A

B) 14 cm

62
Q

Which forceps should only be used on heavy tissue planes or tissue to be excised?

A) Allis tissue forceps
B) DeBakey forceps
C) Babcock forceps
D) Sponge forceps
A

A) Allis tissue forceps

63
Q

What is the primary purpose of hemostatic forceps?

A) To grasp sponges
B) To crush vessels for hemostasis
C) To hold sutures
D) To manipulate delicate tissues
A

B) To crush vessels for hemostasis

64
Q

The design of Rochester-Ochsner forceps includes which feature?

A) Smooth tips
B) Interdigitating teeth
C) Longitudinal grooves only
D) No teeth
A

B) Interdigitating teeth

65
Q

Why are DeBakey and Cooley forceps considered atraumatic?

A) They have serrations on the tips.
B) They are lightweight.
C) They are designed for soft tissues only.
D) They have smooth, rounded tips.
A

A) They have serrations on the tips.

66
Q

What type of tissue should not be manipulated with traumatic thumb forceps?

A) Skin
B) Connective tissue
C) Delicate vascular tissue
D) Muscle
A

C) Delicate vascular tissue

67
Q

What indicates that a needle holder needs replacement or repair?

A) It becomes heavier.
B) The jaws misalign when closed.
C) It shines more than before.
D) It feels looser in the hand.
A

B) The jaws misalign when closed.

68
Q

What feature of the Mathieu needle holder can restrict its use?

A) Lack of finger holes
B) Heavy weight
C) Price
D) Length
A

A) Lack of finger holes

69
Q

What differentiates the Halstead mosquito forceps from the Kelly and Crile forceps?

A) They are larger.
B) They have grooves along the entire jaw.
C) They are used for larger vessels.
D) They are smaller and used for small vessels.
A

D) They are smaller and used for small vessels.

70
Q

How should tissue forceps be maintained for optimal performance?

A) Avoid cleaning them regularly.
B) Regularly inspect for wear and damage.
C) Use them only on soft tissue.
D) Store them in a wet environment.
A

B) Regularly inspect for wear and damage.

71
Q

What is the role of longitudinal grooves on clamps like the Satinsky?

A) To enhance weight
B) To prevent slippage
C) To increase purchase on tissue
D) To provide a firm grip on vascular structures
A

D) To provide a firm grip on vascular structures

72
Q

Which instrument is designed to grip tissue less traumatically than others?

A) Rat tooth forceps
B) Adson forceps
C) Brown-Adson forceps
D) Babcock forceps
A

D) Babcock forceps

73
Q

What must be ensured when the ratchet of a forceps is engaged?

A) The jaws should crush tissue.
B) The tips should not meet.
C) The tips should just meet.
D) The instrument should feel loose.
A

C) The tips should just meet.

74
Q

What is the primary material used for high-quality needle holders?

A) Plastic
B) Stainless steel
C) Titanium
D) Aluminum
A

B) Stainless steel

75
Q

Which forceps design is primarily used for ligation of pedicles?

A) Rochester-Pean forceps
B) Rochester-Carmalt forceps
C) Halstead mosquito forceps
D) Kelly forceps
A

B) Rochester-Carmalt forceps

76
Q

What design feature does a Babcock forceps utilize?

A) Teeth oriented parallel to the pull
B) Smooth tips
C) Serrated tips
D) Transverse grooves
A

A) Teeth oriented parallel to the pull

77
Q

What can cause damage to the lock box of a needle holder?

A) Using it with small needles
B) Grasping too large a needle
C) Cleaning the instrument
D) Using it with sutures
A

B) Grasping too large a needle

78
Q

Which type of thumb forceps would be most appropriate for manipulating skin?

A) Rat tooth forceps
B) Adson forceps
C) Brown-Adson forceps
D) DeBakey forceps
A

B) Adson forceps

79
Q

What is a characteristic of the Kelly forceps compared to the Crile forceps?

A) Longer length
B) Grooves cover the entire jaw
C) Grooves restricted to the distal half
D) Smaller size
A

C) Grooves restricted to the distal half

80
Q

What type of pressure do serrated tips of forceps help minimize?

A) Surgical pressure
B) Digital crushing pressure
C) Weight pressure
D) Electrocoagulation pressure
A

B) Digital crushing pressure

81
Q

Which hemostatic forceps would be most appropriate for a small vessel?

A) Rochester-Pean
B) Crile
C) Kelly
D) Halstead mosquito
A

D) Halstead mosquito

82
Q

What kind of design is typical for Rochester-Ochsner forceps?

A) Smooth tips
B) Transverse grooves with teeth
C) Longitudinal grooves only
D) Ratchet mechanism only
A

B) Transverse grooves with teeth

83
Q

Which forceps are particularly useful for handling tough connective tissue?

A) Adson forceps
B) Russian forceps
C) Allis tissue forceps
D) Doyen-DeBakey forceps
A

C) Allis tissue forceps

84
Q

What should be the primary consideration when selecting the jaw width of a needle holder?

A) The surgeon's comfort
B) The size of the needle
C) The length of the instrument
D) The type of suture material
A

B) The size of the needle

85
Q

Why should thumb forceps not be used for heavy or dense tissue?

A) They are not designed for suturing.
B) They may crush or damage tissue.
C) They cannot hold needles securely.
D) They are difficult to clean.
A

B) They may crush or damage tissue.

86
Q
A
87
Q
A
88
Q
A
89
Q
A
90
Q
A
91
Q
A
92
Q
A
93
Q
A
94
Q
A
95
Q
A
96
Q
A
97
Q
A
98
Q
A
99
Q
A
100
Q
A
101
Q
A
102
Q
A
103
Q
A
104
Q
A
105
Q
A
106
Q

Towel Clamps

What is the primary purpose of Backhaus towel clamps?
    A) To secure suction lines
    B) To hold drapes and towels in place
    C) To retract tissue
    D) To cut sutures
A

B) To hold drapes and towels in place

107
Q

Which towel clamp includes ball stops as a modification?

A) Backhaus
B) Roeder
C) Lorna-Edna
D) Senn
A

B) Roeder

108
Q

Which type of towel clamp is non-penetrating?

A) Backhaus
B) Roeder
C) Lorna-Edna
D) Crile
A

C) Lorna-Edna

109
Q

What is a key characteristic of finger-held retractors?

A) They require no surgical assistant.
B) They are self-retaining.
C) They must be held by a surgical assistant.
D) They are only used in orthopedic surgeries.
A

C) They must be held by a surgical assistant.

110
Q

Which finger-held retractor is typically used for superficial muscle layers?

A) Parker retractor
B) Meyerding retractor
C) Senn retractor
D) Volkman retractor
A

C) Senn retractor

111
Q

The Hohmann retractor is primarily designed for use in which type of surgery?

A) Orthopedic
B) Neurosurgery
C) General surgery
D) Plastic surgery
A

A) Orthopedic

112
Q

What differentiates the Lahey retractor from the Army-Navy and Hohmann retractors?

A) It comes in sets of two.
B) It has a smooth handle.
C) It is larger in size.
D) It has multiple prongs.
A

B) It has a smooth handle.

113
Q

Which self-retaining retractor features a grip-lock mechanism?

A) Gelpi
B) Weitlaner
C) Balfour
D) Finochietto
A

A) Gelpi

114
Q

What is a notable feature of the Weitlaner retractor?

A) It has a single blade.
B) It is only available in pediatric sizes.
C) It can have blunt or sharp teeth.
D) It is used exclusively for abdominal surgery.
A

C) It can have blunt or sharp teeth.

115
Q

The Balfour self-retaining abdominal retractor is best suited for which purpose?

A) Small animal surgery
B) Exposure of abdominal organs
C) Dental procedures
D) Neurosurgical applications
A

B) Exposure of abdominal organs

116
Q

Which suction tube is known for its large tip and ability to remove large volumes of fluid?

A) Poole suction tube
B) Yankauer suction tube
C) Frazier-Ferguson suction tube
D) Bulb syringe
A

B) Yankauer suction tube

117
Q

The Frazier-Ferguson suction tube allows for control of suction intensity by what method?

A) Adjusting the tube length
B) Placing a finger over a hole on the handle
C) Changing the tube diameter
D) Using a separate suction pump
A

B) Placing a finger over a hole on the handle

118
Q

What advantage does the Poole suction tube have in abdominal procedures?

A) It has a single orifice.
B) It is smaller and more flexible.
C) It has multiple ports to prevent clogging.
D) It can cut through tissue.
A

C) It has multiple ports to prevent clogging.

119
Q

What is the primary function of rongeurs in orthopedic surgery?

A) To elevate tissues
B) To remove bone and cartilage
C) To cut sutures
D) To clamp tissues
A

B) To remove bone and cartilage

120
Q

Which type of curette is best suited for harvesting cancellous bone grafts?

A) Bruns curette
B) Volkman curette
C) Rosen curette
D) Doyen curette
A

A) Bruns curette

121
Q

What characteristic distinguishes the Freer elevator?

A) It has a blunt and a sharp end.
B) It is used exclusively for bone.
C) It is designed only for hand-held use.
D) It is single-ended.
A

A) It has a blunt and a sharp end.

122
Q

What is the function of osteotomes?

A) To grip and hold bones
B) To cut bone
C) To retract tissues
D) To suture tissues
A

B) To cut bone

123
Q

How is a chisel different from an osteotome?

A) A chisel is double beveled.
B) A chisel is used only for soft tissues.
C) A chisel is single beveled.
D) A chisel is used only with a mallet.
A

A) A chisel is double beveled.

124
Q

Which instrument is preferred for precise control in bone cutting?

A) Chisel
B) Rongeur
C) Curette
D) Osteotome
A

D) Osteotome

125
Q

What type of forceps are exemplified by the Liston type?

A) Single-action bone-cutting forceps
B) Double-action bone-cutting forceps
C) Tissue-grasping forceps
D) Hemostatic forceps
A

A) Single-action bone-cutting forceps

126
Q

The Verbrugge bone-holding forceps are designed primarily for what function?

A) Fracture reduction
B) Tissue retraction
C) Suturing
D) Bone cutting
A

A) Fracture reduction

127
Q

What unique feature does the Kern bone-holding clamp have?

A) Curved design
B) Symmetric, straight jaws
C) Adjustable size
D) Rotating handles
A

B) Symmetric, straight jaws

128
Q

Which instrument is specifically designed for twisting cerclage wire?

A) Wire passer
B) Universal plier
C) Axel wire twister
D) Wire cutter
A

C) Axel wire twister

129
Q

What is the purpose of a wire passer in cerclage applications?

A) To cut the wire
B) To guide wire around the bone
C) To hold the wire tight
D) To secure sutures
A

B) To guide wire around the bone

130
Q

What is the main principle behind electrosurgery?

A) Direct cutting of tissue
B) Generating heat through electrical circuits
C) Using lasers for incision
D) Mechanical pressure application
A

B) Generating heat through electrical circuits

131
Q

In electrosurgery, what effect does desiccation have on tissue?

A) It cuts tissue precisely.
B) It causes cell shrinkage with minimal coagulation.
C) It leads to complete tissue destruction.
D) It freezes tissue.
A

B) It causes cell shrinkage with minimal coagulation.

132
Q

What differentiates monopolar from bipolar electrosurgery?

A) Monopolar uses a ground plate; bipolar does not.
B) Monopolar is used only in small animal surgeries.
C) Bipolar uses a higher frequency.
D) Monopolar has lower thermal injury risks.
A

A) Monopolar uses a ground plate; bipolar does not.

133
Q

Which surgical tool uses ultrasonic vibrations for cutting and coagulation?

A) Harmonic scalpel
B) Monopolar electrosurgical unit
C) Bipolar electrosurgical forceps
D) Plasma blade
A

A) Harmonic scalpel

134
Q

What is the recommended method for instrument identification to avoid surface damage?

A) Engraving
B) Electrochemical etching
C) Paint marking
D) Adhesive labels
A

B) Electrochemical etching

135
Q

Which part of the surgical instrument is most commonly subjected to wear and damage?

A) Handles
B) Tips and jaws
C) Hinges
D) Surface finish
A

B) Tips and jaws

136
Q

Which type of drape is typically used to maintain a sterile field in surgery?

A) Non-sterile fabric
B) Impervious surgical drape
C) Cotton cloth
D) Paper drape
A

B) Impervious surgical drape

137
Q

In surgical instrumentation, what does “tissue trauma” refer to?

A) Damage caused by suturing
B) Injury inflicted during retraction
C) Damage resulting from improper cutting
D) All of the above
A

D) All of the above

138
Q

What is the main advantage of using self-retaining retractors?

A) They allow for easier positioning.
B) They require no additional personnel.
C) They are lighter than manual retractors.
D) They can only be used in small incisions.
A

B) They require no additional personnel.

139
Q

Which instrument is most effective for hemostasis?

A) Tissue forceps
B) Hemostatic forceps
C) Scissors
D) Scalpel
A

B) Hemostatic forceps

140
Q

he primary role of a surgical assistant during an operation is to:

A) Perform all suturing
B) Maintain sterility and assist the surgeon
C) Replace the surgeon
D) Control anesthesia
A

B) Maintain sterility and assist the surgeon

141
Q

What is an important factor to consider when selecting surgical instruments?

A) Color of the instrument
B) Availability of replacement parts
C) Material composition and ergonomics
D) Brand reputation only
A

C) Material composition and ergonomics

142
Q

What is the best practice for instrument sterilization?

A) Boiling water
B) Chemical disinfection
C) Autoclaving
D) Using alcohol wipes
A

C) Autoclaving

143
Q

Which of the following is essential for prolonging the life of surgical instruments?

A) Daily use
B) Proper cleaning and maintenance
C) Storing in wet environments
D) Avoiding use altogether
A

B) Proper cleaning and maintenance

144
Q

What can excessive heat exposure do to surgical instruments?

A) Improve their sharpness
B) Cause permanent warping
C) Enhance corrosion resistance
D) No effect
A

B) Cause permanent warping

145
Q

When should a surgeon choose a single-use instrument over a reusable one?

A) For routine procedures
B) When the procedure involves high contamination risk
C) For personal preference
D) When cost is not a concern
A

B) When the procedure involves high contamination risk