When do the accessory respiratory muscles become active?

A. The muscles of expiration are the abdominal and diaphragm muscles.
B. The muscles of expiration are the abdominal and internal intercostals muscles.
C. The muscles of expiration are the external and internal intercostals muscles.
D. Exhalation is a passive process and does not require the action of any muscles


Answer: B. The muscles of expiration are the abdominal and internal intercostals muscles.

Anatomy & Physiology

You might also like to view...

Soluble proteins secreted by plasma cells are called antibodies

Indicate whether the statement is true or false

Anatomy & Physiology

Explain how the processes of gastrulation and organogenesis are related

What will be an ideal response?

Anatomy & Physiology

The appendix contains lymphatic nodules.

Answer the following statement true (T) or false (F)

Anatomy & Physiology

Unlike other regions of the brain, portions of the hypothalamus are not guarded by the blood–brain barrier, so the hypothalamus can easily monitor chemical changes in the blood

a. True b. False Indicate whether the statement is true or false

Anatomy & Physiology