Multiple choice

Foramen of Panizzae is present in the heart of lizards in between

  1. pulmonary arch and systemic arch

  2. two systemic arches

  3. two auricles

  4. left auricle and ventricle
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The Foramen of Panizza is a unique anatomical feature in reptiles like lizards, connecting the left and right systemic arches. This allows blood to bypass the lungs when diving, adapting to their ectothermic metabolism.

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