During a POSSE physical agility test, a candidate must complete an obstacle course within a set time. Which physiological system is MOST taxed during a short, high-intensity sprint obstacle course lasting under 2 minutes?
-
A
Aerobic oxidative system
-
B
Anaerobic alactic (ATP-PC) and lactic acid systems
-
C
Slow-twitch muscle fiber endurance pathways
-
D
Parasympathetic nervous system recovery