Multiple choice

Elephants have which of the following types of hearts?

  1. Myogenic

  2. Neurogenic

  3. Both 1 and 2

  4. None of these

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A myogenic heart contracts by itself without any external stimulus, while a neurogenic heart contracts after receiving an external stimulus in the form of a nerve impulse. Elephants and all other mammals have myogenic hearts.