CST Exam Questions with
100% Correct Answers 2025
The plicae circulares, microvilli and villi:
Produce bacteria
Secrete digestive enzymes • D.
Initiate peristalsis
Increase absorption area - Correct Answer-Increase absorption area
Which of the following come as numbered sets
frequently used in neurosurgical procedures?
Penfield dissectors
Lacrimal probes
Van Buren sounds
Hegar dilators - Correct Answer-Penfield dissectors
What pathogen is most commonly associated with
surgical wound infections?
Klebsiella pneumonia
Staphylococcus aureus
Bacteroides fragilis
Clostridium tetani - Correct Answer-Staphylococcus aureus
Padgett and Reese are types of:
Implants
Dermatomes
Retractors
Catheters - Correct Answer-Dermatomes
Which burn degree classification involves erythema
without blisters?
Third
Fourth
First
Second - Correct Answer-First
What instrument is used to remove plaque during a
carotid endarterectomy?
Freer
Ferris-Smith
Potts-Smith
Allis - Correct Answer-Freer
P a g e 1 | 113
,Which of the following neuroglia are star-shaped?
Dermoid
Astrocytes
Oligodendroglia
Ependyma - Correct Answer-Astrocytes
Which device could be used when placing a patient in
the operative position for a thyroidectomy?
Shoulder roll
Bean bag
Axillary roll
Chest roll - Correct Answer-Shoulder roll
In order to expand the abdominal cavity with CO2
prior to a laparoscopic procedure, the surgeon must
use a/an:
Insufflator machine
Infusion pump
Tissue expander
Aspiration unit - Correct Answer-Insufflator machine
Which of these surgical instruments would be used
during a tonsillectomy?
Pillar retractor
Gerald forceps
Cottle osteotome
Vienna speculum - Correct Answer-Pillar retractor
Which type of cast would be appropriate for a
fractured metacarpal?
Long arm
Short arm
Spica
Cylinder - Correct Answer-Short arm
What is the medical term for accumulation of
squamous epithelium that forms a mass that is
destructive to the middle ear?
Otitis media
Chondrolipoma
Cholesteatoma
Otosclerosis - Correct Answer-Cholesteatoma
Which muscle alters the shape of the lens to
accommodate vision?
P a g e 2 | 113
,Circular
Ciliary
Oblique
Rectus - Correct Answer-Ciliary
What is the term for a nonpathogenic organism
that is capable of producing disease in an
immunocompromised patient?
Opportunistic
Spore-forming
Fomite
Vector - Correct Answer-Opportunistic
Filiforms are used to:
Bypass urethral obstruction
Stent the ureter
Remove ureteral stones
Perform urethrogram - Correct Answer-Bypass urethral obstruction
What is the name of
vascular needle holder?
Castroviejo
Webster
Collier
Mayo-Hegar - Correct Answer-Castroviejo
Which of the following non-invasive diagnostic
techniques provides the best imaging of soft tissues?
Computed axial tomography
Magnetic resonance imaging
Isotope scanning
Doppler ultrasonography - Correct Answer-Magnetic resonance imaging
Which of the following defines cryptorchidism?
Stones
Undeveloped testes
Impotence
Undescended testes - Correct Answer-Undescended testes
What type of procedure is performed to correct
panfacial fractures?
Palatoplasty
Odontectomy
Le Fort II
Dental implants - Correct Answer-Le Fort II
P a g e 3 | 113
, Which retractor is used to provide exposure for a
femoropopliteal bypass?
Meyerding
Weitlaner
Bookwalter
Alm - Correct Answer-Weitlaner
Which of the following is a nonadherent,
nonpermeable, occlusive surgical dressing?
Tegaderm
Xeroform
Tegasorb
Telfa - Correct Answer-Xeroform
A colposcopy may be performed for which of the
following conditions?
Cervical carcinoma
Endometriosis
Ectopic pregnancy
Menorrhagia - Correct Answer-Cervical carcinoma
The only artery in the body that carries deoxygenated
blood is the:
Thoracic aorta
Vena cava
Pulmonary
Coronary - Correct Answer-Pulmonary
Which intravenous drug would be used to reduce
intracranial pressure during a craniotomy?
Papaverine
Mannitol
Sorbitol
Epinephrine - Correct Answer-Mannitol
Sterile water is used for irrigation during a
mastectomy, because it is categorized as which of
the following?
Isometric
Isotonic
Hypertonic
Hypotonic - Correct Answer-Hypotonic
Which of the following types of needles would be
used for repair of the liver?
Blunt
P a g e 4 | 113
100% Correct Answers 2025
The plicae circulares, microvilli and villi:
Produce bacteria
Secrete digestive enzymes • D.
Initiate peristalsis
Increase absorption area - Correct Answer-Increase absorption area
Which of the following come as numbered sets
frequently used in neurosurgical procedures?
Penfield dissectors
Lacrimal probes
Van Buren sounds
Hegar dilators - Correct Answer-Penfield dissectors
What pathogen is most commonly associated with
surgical wound infections?
Klebsiella pneumonia
Staphylococcus aureus
Bacteroides fragilis
Clostridium tetani - Correct Answer-Staphylococcus aureus
Padgett and Reese are types of:
Implants
Dermatomes
Retractors
Catheters - Correct Answer-Dermatomes
Which burn degree classification involves erythema
without blisters?
Third
Fourth
First
Second - Correct Answer-First
What instrument is used to remove plaque during a
carotid endarterectomy?
Freer
Ferris-Smith
Potts-Smith
Allis - Correct Answer-Freer
P a g e 1 | 113
,Which of the following neuroglia are star-shaped?
Dermoid
Astrocytes
Oligodendroglia
Ependyma - Correct Answer-Astrocytes
Which device could be used when placing a patient in
the operative position for a thyroidectomy?
Shoulder roll
Bean bag
Axillary roll
Chest roll - Correct Answer-Shoulder roll
In order to expand the abdominal cavity with CO2
prior to a laparoscopic procedure, the surgeon must
use a/an:
Insufflator machine
Infusion pump
Tissue expander
Aspiration unit - Correct Answer-Insufflator machine
Which of these surgical instruments would be used
during a tonsillectomy?
Pillar retractor
Gerald forceps
Cottle osteotome
Vienna speculum - Correct Answer-Pillar retractor
Which type of cast would be appropriate for a
fractured metacarpal?
Long arm
Short arm
Spica
Cylinder - Correct Answer-Short arm
What is the medical term for accumulation of
squamous epithelium that forms a mass that is
destructive to the middle ear?
Otitis media
Chondrolipoma
Cholesteatoma
Otosclerosis - Correct Answer-Cholesteatoma
Which muscle alters the shape of the lens to
accommodate vision?
P a g e 2 | 113
,Circular
Ciliary
Oblique
Rectus - Correct Answer-Ciliary
What is the term for a nonpathogenic organism
that is capable of producing disease in an
immunocompromised patient?
Opportunistic
Spore-forming
Fomite
Vector - Correct Answer-Opportunistic
Filiforms are used to:
Bypass urethral obstruction
Stent the ureter
Remove ureteral stones
Perform urethrogram - Correct Answer-Bypass urethral obstruction
What is the name of
vascular needle holder?
Castroviejo
Webster
Collier
Mayo-Hegar - Correct Answer-Castroviejo
Which of the following non-invasive diagnostic
techniques provides the best imaging of soft tissues?
Computed axial tomography
Magnetic resonance imaging
Isotope scanning
Doppler ultrasonography - Correct Answer-Magnetic resonance imaging
Which of the following defines cryptorchidism?
Stones
Undeveloped testes
Impotence
Undescended testes - Correct Answer-Undescended testes
What type of procedure is performed to correct
panfacial fractures?
Palatoplasty
Odontectomy
Le Fort II
Dental implants - Correct Answer-Le Fort II
P a g e 3 | 113
, Which retractor is used to provide exposure for a
femoropopliteal bypass?
Meyerding
Weitlaner
Bookwalter
Alm - Correct Answer-Weitlaner
Which of the following is a nonadherent,
nonpermeable, occlusive surgical dressing?
Tegaderm
Xeroform
Tegasorb
Telfa - Correct Answer-Xeroform
A colposcopy may be performed for which of the
following conditions?
Cervical carcinoma
Endometriosis
Ectopic pregnancy
Menorrhagia - Correct Answer-Cervical carcinoma
The only artery in the body that carries deoxygenated
blood is the:
Thoracic aorta
Vena cava
Pulmonary
Coronary - Correct Answer-Pulmonary
Which intravenous drug would be used to reduce
intracranial pressure during a craniotomy?
Papaverine
Mannitol
Sorbitol
Epinephrine - Correct Answer-Mannitol
Sterile water is used for irrigation during a
mastectomy, because it is categorized as which of
the following?
Isometric
Isotonic
Hypertonic
Hypotonic - Correct Answer-Hypotonic
Which of the following types of needles would be
used for repair of the liver?
Blunt
P a g e 4 | 113
