Which of the following actions is NOT part of the Anti-G straining maneuver?

The Anti-G straining maneuver is a technique used by pilots to counteract the effects of gravitational forces, particularly during high-speed maneuvers or when experiencing high G-forces. This maneuver helps maintain blood flow to the brain, preventing G-induced loss of consciousness (GLOC).

The actions that constitute the Anti-G straining maneuver include tightening leg and abdominal muscles to prevent blood from pooling in the lower body, using controlled breathing techniques to maintain adequate oxygen levels and counteract the physical strain, and maintaining a positive posture in the seat to optimize circulation and reduce the impact of G-forces on the body.

Rapidly blinking to maintain visual focus is not a standard part of this maneuver. While maintaining visual focus is important during high G maneuvers, it does not directly contribute to the physiological process of combating G-forces. Instead, the emphasis is on muscle contraction and proper breathing practices. Thus, the correct option identifies an action that, while beneficial for general awareness and situational control, does not specifically relate to the Anti-G straining maneuver.