TLS Online TPP Program

#Question id: 11059


A healthy, 45-year-old man is reading the newspaper. Which of the following muscles are used for quiet breathing?

#Unit 7. System Physiology – Animal
  1. Diaphragm and external intercostals
  2. Diaphragm and internal intercostals
  3. Diaphragm only
  4. Internal intercostals and abdominal recti