CAISS EXAM QUESTIONS WITH 100%
CORRECT ANSWERS L LATEST
VERSION 2025/2026.
What are the 3 portions of the temporal bone? - ANS squamous vault, mastoid base, petrous
base
The lamina papyracea is part of the _____? - ANS medial wall of the orbit
The iris, choroid, and ciliary body belong to the ___? - ANS Uvea (part of the eye)
The salivary gland includes what 3 additional glands? - ANS parotid, submandibular, and
sublingual
If vessel injury is described only as "dissection" and there is no disruption, code to ___? -
ANS intimal tear, no disruption
"Scattered" lung contusions or lacerations should be coded as ___? - ANS unilateral or
bilateral NFS
Cecum injuries are included with ___ codes? - ANS colon
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
,Acromion fractures are coded as ___? - ANS scapula fracture NFS
Malgaigne's fracture is what type of injury? - ANS pelvic, vertical shear (complete disruption
of pelvic ring)
For hypothermia, do you round up or down when coding? - ANS neither, code to whole
number only
Is asphyxia a codeable sequela? - ANS Yes
"blood along tentorium" codes to___? - ANS cerebrum
Code soft palate perforation as ___? - ANS laceration
Code hard palate perforation as ___? - ANS fracture
If palate is not specified as soft or hard, code as ___? - ANS fracture
If carotid artery injury is not specified, what artery should it be coded? - ANS Common
carotid
If jugular vein injury is not specified, what vein should it be coded to? - ANS internal jugular
What joint is rotator cuff injury assigned to? - ANS glenohumeral joint (shoulder)
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, Hanging/drowning deaths with medical examiner's diagnosis count as "cardiac arrest
documented by medical personnel" - ANS True
Pseudoaneurysm is coded as ___? - ANS minor artery laceration
What type of injury is a Morel Lavallee lesion? - ANS degloving of an external or internal
shearing
Pterygoid plates are part of the____ bone and coded to the ____ if injured in isolation. -
ANS sphenoid, skull base
If pterygoid plates are part of a Lefort fracture, they are not coded additionally as a skull base
fracture. - ANS True
What anatomical spine structure is pars interarticularis coded to? - ANS pedicle
Persistent air leak in the thorax lasts for more than ____ hours, and is more severe than simple
pneumothorax. - ANS 48
Intracardiac septum may also be identified as ___? - ANS intraventricular septum
Abdominal serosal tear is coded as a ___? - ANS partial thickness injury
"Hip fracture" with no other description is coded as ___? - ANS proximal femur fracture
When can you use the Caustic injury NFS? - ANS only when specific location is not known
3 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
CORRECT ANSWERS L LATEST
VERSION 2025/2026.
What are the 3 portions of the temporal bone? - ANS squamous vault, mastoid base, petrous
base
The lamina papyracea is part of the _____? - ANS medial wall of the orbit
The iris, choroid, and ciliary body belong to the ___? - ANS Uvea (part of the eye)
The salivary gland includes what 3 additional glands? - ANS parotid, submandibular, and
sublingual
If vessel injury is described only as "dissection" and there is no disruption, code to ___? -
ANS intimal tear, no disruption
"Scattered" lung contusions or lacerations should be coded as ___? - ANS unilateral or
bilateral NFS
Cecum injuries are included with ___ codes? - ANS colon
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
,Acromion fractures are coded as ___? - ANS scapula fracture NFS
Malgaigne's fracture is what type of injury? - ANS pelvic, vertical shear (complete disruption
of pelvic ring)
For hypothermia, do you round up or down when coding? - ANS neither, code to whole
number only
Is asphyxia a codeable sequela? - ANS Yes
"blood along tentorium" codes to___? - ANS cerebrum
Code soft palate perforation as ___? - ANS laceration
Code hard palate perforation as ___? - ANS fracture
If palate is not specified as soft or hard, code as ___? - ANS fracture
If carotid artery injury is not specified, what artery should it be coded? - ANS Common
carotid
If jugular vein injury is not specified, what vein should it be coded to? - ANS internal jugular
What joint is rotator cuff injury assigned to? - ANS glenohumeral joint (shoulder)
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, Hanging/drowning deaths with medical examiner's diagnosis count as "cardiac arrest
documented by medical personnel" - ANS True
Pseudoaneurysm is coded as ___? - ANS minor artery laceration
What type of injury is a Morel Lavallee lesion? - ANS degloving of an external or internal
shearing
Pterygoid plates are part of the____ bone and coded to the ____ if injured in isolation. -
ANS sphenoid, skull base
If pterygoid plates are part of a Lefort fracture, they are not coded additionally as a skull base
fracture. - ANS True
What anatomical spine structure is pars interarticularis coded to? - ANS pedicle
Persistent air leak in the thorax lasts for more than ____ hours, and is more severe than simple
pneumothorax. - ANS 48
Intracardiac septum may also be identified as ___? - ANS intraventricular septum
Abdominal serosal tear is coded as a ___? - ANS partial thickness injury
"Hip fracture" with no other description is coded as ___? - ANS proximal femur fracture
When can you use the Caustic injury NFS? - ANS only when specific location is not known
3 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
