The mammalian reflex refers to:
Direct Answer
Option A: decrease in heart rate and constriction of blood vessels.
The mammalian diving reflex is a physiological survival response triggered by cold water contact with the face. It causes bradycardia (decreased heart rate) and peripheral vasoconstriction (narrowing of blood vessels) to redirect oxygenated blood to essential organs like the brain and heart.
All Options
Detailed Explanation & Context
The mammalian diving reflex is a physiological survival response triggered by cold water contact with the face. It causes bradycardia (decreased heart rate) and peripheral vasoconstriction (narrowing of blood vessels) to redirect oxygenated blood to essential organs like the brain and heart.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Medical First Aid (MFA).
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