Why do cardiac muscles never get fatigued?

  • A
    They are controlled by the somatic nervous system.
  • B
    They contain a large number of mitochondria and myoglobin.
  • C
    They are voluntary in nature.
  • D
    They have a short refractory period.

Explore More

Similar Questions

The human heart is enclosed in a double-walled sac called:

Which organ is important as a large reservoir of erythrocytes?

Arteries supplying blood to the heart are called

Mitral valve and tricuspid valve are attached to the papillary muscles by . . . . . . .

Which is an incorrect statement?

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo