CAISS Anatomical Terminology & Injury Description 3 — Questions and Answers
Question 1: What does 'avulsion' mean in the context of injury description?
- A crush injury causing internal hemorrhage
- Tearing away of a body part or tissue from its attachment (Correct answer)
- A puncture wound from a sharp object
- Compression of a nerve between two bones
Correct answer: Tearing away of a body part or tissue from its attachment
An avulsion injury involves the forceful tearing or ripping of tissue, an organ, or a body part from its point of attachment.
Question 2: The term 'cephalad' in injury documentation means toward which direction?
- Toward the feet
- Toward the head (Correct answer)
- Toward the lateral side
- Toward the midline
Correct answer: Toward the head
Cephalad (also called cranial or superior in humans) means toward the head end of the body.
Question 3: Which AIS body region code is assigned to injuries of the abdomen?
- AIS Region 2
- AIS Region 3
- AIS Region 4 (Correct answer)
- AIS Region 5
Correct answer: AIS Region 4
In the AIS classification system, Region 4 is designated for abdominal injuries including solid and hollow viscera.
Question 4: What anatomical term describes the front surface of the knee?
- Popliteal
- Anterior
- Posterior
- Patellar (Correct answer)
Correct answer: Patellar
The patellar surface refers to the front of the knee where the patella (kneecap) is located.
Question 5: In AIS scoring, what does an injury severity score of '9' indicate?
- Fatal injury incompatible with life
- Injury of maximum severity not yet fatal
- Unknown or unreported injury severity (Correct answer)
- An injury too minor to classify
Correct answer: Unknown or unreported injury severity
An AIS code of 9 in the severity position indicates that the injury exists but severity is unknown or unspecified.
Question 6: The term 'periorbital' injury refers to trauma occurring around which structure?
- The oral cavity
- The orbit of the eye (Correct answer)
- The ear canal
- The nasal septum
Correct answer: The orbit of the eye
Periorbital refers to the region surrounding the orbit, which is the bony cavity housing the eye.
Question 7: Which term accurately describes a fracture where the bone is broken into more than two fragments?
- Transverse fracture
- Spiral fracture
- Comminuted fracture (Correct answer)
- Stress fracture
Correct answer: Comminuted fracture
A comminuted fracture involves the bone being shattered or broken into multiple (more than two) fragments.
CAISS Anatomical Terminology & Injury Description 3
What does 'avulsion' mean in the context of injury description?