Human Factors

Question 1

Types of human factors

Answer 1

Endogenous: Those factors that affect Marines from within.
Exogenous: Those factors affecting Marines externally.
Transitory: Factors that may be mitigated by training.
Enduring: Factors that may be mitigated by education.

Question 2

What are some examples of human factors?

Answer 2

Question 3

What two systems respond to stress?

Answer 3

Sympathetic nervous system (SNS). Mobilizes your body’s energy for action.

Parasympathetic nervous system (PNS). Manages your body’s digestive and recuperative energy.

In flight-or-fight scenarios, the SNS mobilizes all available energy for survival, thus leaving little to no energy left for the PNS, often resulting in non-essential activities such as digestion, bladder control, and sphincter control to shut down.

Question 4

What are the 9 common elements found in the combat environment?

Answer 4

1. Confusion and lack of information.
2. Casualties.
3. Violent, unnerving sights and sounds.
4. Feelings of isolation.
5. Communication breakdowns.
6. Individual discomfort and fatigue.
7. Fear, stress, and mental fatigue.
8. Continuous operations.
9. Homesickness.

Question 5

What are the 5 stresses of combat?

Answer 5

1. Boredom.
2. Fog of war.
3. Casualties.
4. Discomfort and fatigue.
5. Extreme risk and fear.

Question 6

Attributes of the Commander

Answer 6

Physical Courage

Military Intellect

Character