Multiple choice

Cardiac muscle, cardiac tissue, and the heart are in what system?

  1. skeletal

  2. nervous

  3. circulatory

  4. digestive

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

The heart, along with cardiac muscle and cardiac tissue, is the central organ of the circulatory system. This system is responsible for pumping and transporting blood, oxygen, and nutrients throughout the body.