HFRG Threat Pattern Recognition Use Of Force Exam
2025 – Verified & Updated Comprehensive Questions
with Correct Answers | Multiple Choice Study Guide
Tactical Considerations 1. Approach to contact.
Tactical Considerations 2. Control upon touch.
Tactical Considerations 3. Speed of application.
Double Lock Handcuffs When it is tactically safe to do so.
Handcuff Grip Pistol Grip.
Mental States in Combat 1. Combat Anxiety. The anticipation of danger.
Mental States in Combat 2. Survival Stress. Deadly force threat perception.
Mental States in Combat 3. Combat Stress. Post event, mental and psychological
symptoms.
Autonomic Nervous System The organs in our body, such as the heart, stomach and
intestines, are regulated by a part of the nervous system called
the AUTONOMIC NERVOUS SYSTEM (ANS).
AUTONOMIC NERVOUS Divided into two branches. PARASYMPATHETIC NERVOUS
SYSTEM (ANS) SYSTEM PNS, AND THE SYMPATHETIC NERVOUS SYSTEM SNS.
Parasympathetic Nervous Allows us to "rest and digest". Saves energy. Heart rate
System (PNS) decreases.
Common Peroneal Nerve AKA, Charlie Horse with a knee strike, or kick.
Motor Point
Superficial Peroneal Nerve Located at the base of the shin just above the instep. Front kick
Motor Point (Thrust Kick), or inside kick.
Effective Striking is 1. Velocity. 2. Mass. 3. Energy Duration.
dependent on
Fluid Shock Wave Whenever made, dependent upon - VELOCITY. MASS. ENERGY
DURATION.
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Sympathetic Nervous System Body releases Cortisol in the body. Provides ability to either
(SNS) "FLIGHT OR FIGHT".
Motor Skill Classifications 3 Fine. Complex. Gross
Hand/Eye coordination and hand dexterity. When heart
Fine Motor Skills rate reaches approximately 115 beats per minute,
vasoconstriction in the fingers and hands effects the
dexterity required to perform Fine Motor Skills.
Involves a series of muscle groups. Example, shooting
Complex Motor Skills
stance. At approximately 145 beats per minute,
Complex Motor Skills begin to deteriorate.
Involves large muscle groups. Examples, such as strait
Gross Motor Skills punching, baton strike. Simple strength skills or skills
involving symmetrical movements. Only skill that
increases in effectiveness as the SNS heart rate
increases.
The human body relies on 1. Adenosine Triphosphate / Pyospocreatine ATP / PC
three energy systems. System. 2. Lactic Acid System LAS. 3. Aerobic System
AS.
Small energy bundles stored in the muscles. Used
ATP / PC System
during high energy and high strength activities. Burns
out after 10 to 15 seconds.
Once the ATP System has been depleted, the LAS will
Lactic Acid System LAS
act as an afterburner fuel. Provides about 45 seconds
or intermediate strength and endurance.
Around 90 seconds into a confrontation, the LAS is
Aerobic System AS depleted and the AS becomes the FINAL AND
DOMINATE fuel system. Can burn for long periods of
time,
depending on officer's cardio / respiratory conditioning.
HFRG training programs 1. Tactical Acceptability. 2. Legal Acceptability. 3. Medical
based upon 3 Components. Acceptability.
Graphical representation which illustrates an
Use of Force Continuum.
appropriate officer response for specific level of
subject resistance.
The "One Plus One Theory". Can use one level of force higher than the level of resistance
used by the subject.
Levels of Resistance. 1. Psychological Intimidation.
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