Multiple choice

Which organ in our body is made up of all four tissues?

  1. heart

  2. lungs

  3. stomach

  4. muscles

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

The heart is a prime example of an organ composed of all four primary tissue types: cardiac muscle tissue to pump blood, nervous tissue to regulate heart rate, connective tissue in the valves and walls, and epithelial (endothelial) tissue lining the chambers.