Search and Rescue Operations Flashcards
7 cards from real ERT practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Search and Rescue Operations flashcards as text
What is the primary purpose of establishing containment in a search and rescue (SAR) operation?
Answer: To prevent the missing subject from unknowingly leaving the search area
Containment establishes boundaries—using roads, rivers, or posted personnel—to keep the subject within a defined area so search resources are not wasted outside it.
In SAR terminology, what does 'Point Last Seen' (PLS) refer to?
Answer: The last confirmed location where a witness or evidence places the missing subject
PLS is the last confirmed location derived from a witness account or physical evidence, and it serves as the primary anchor for search planning.
What does 'Probability of Detection' (POD) measure in a SAR operation?
Answer: The percentage of a search segment that was effectively covered by a team
POD is a measure (0–100%) of how effectively a search team covered an assigned segment, accounting for search method, speed, spacing, and terrain.
In SAR operations, what is the main advantage of deploying a 'hasty team' first?
Answer: They rapidly cover high-probability linear features like trails, roads, and drainages
Hasty teams quickly cover linear features and high-probability areas where subjects are most likely found, often producing early results before systematic searches begin.
What does 'Probability of Area' (POA) represent in SAR planning?
Answer: The likelihood that the missing subject is located within a specific search segment
POA is the probability, expressed as a percentage, that the subject is located within a given search segment, based on lost person behavior data and known factors.
Which search pattern is most appropriate for covering large open terrain quickly during the initial phase of a SAR operation?
Answer: Hasty search along trails, ridgelines, and water sources
Hasty searches along high-probability linear features cover the greatest area in the shortest time and statistically find a significant portion of subjects quickly.
According to lost person behavior research, which factor is MOST useful in predicting where a missing subject may be found?
Answer: The subject's category (e.g., hiker, dementia patient, child) and associated behavioral profile
Lost person behavior studies show that subject category (e.g., child, Alzheimer's patient, despondent adult) provides the strongest statistical predictor of travel direction, distance, and likely location.