KROK 1 2018 – Question 24 · KROK (Medicine) · Physiology

During the prestart period an athlete develops increased frequency and force of cardiac contractions. These changes are caused by intensification of the following reflex responses:

  1. A. Peripheral
  2. B. Sympathetic conditioned
  3. C. Sympathetic unconditioned
  4. D. Parasympathetic conditioned
  5. E. Parasympathetic unconditioned
Hint

Consider both what triggers the response before the start, an actual stimulus acting now or learned associations with the situation, and which autonomic division speeds up the heart.

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