anatomy Ch11h - d Rectus abdominis • The rectus sheath...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Human Anatomy Chapter 11: Axial Muscles Axial Muscles Have both their origins and insertions on parts of the axial skeleton. “A” LIST (5) 1. Muscles of Respiration a. Diaphragm The most important muscle associated with breathing. Is an internally placed, dome-shaped muscle. When the diaphragm contracts, the central tendon is pulled inferiorly toward the abdominal cavity, thereby increasing the vertical dimensions of the thoracic cavity. 2. Muscles of the Abdominal Wall Four pairs of muscles collectively compress and hold the abdominal organs in place. a. External oblique b. Internal oblique
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
c. Transversus abdominis
Background image of page 2
Background image of page 3
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: d. Rectus abdominis • The rectus sheath • The linea alba “B” LIST (15) 1. Muscles of Facial Expression a. Buccinator b. Obicularis oris c. Obicularis oculi d. Platysma 2. Extrinsic Eye Muscles The rectus muscles a. Medial rectus b. Lateral rectus c. Inferior rectus d. Superior rectus The oblique muscles e. Inferior oblique f. Superior oblique 3. Muscles of Mastication a. Temporalis b. Masseter 4. Anterolateral Neck Muscles a. Sternocleidomastoid 5. Muscles of Respiration The Intercostals a. Internal Intercostals b. External Intercostals “C” LIST Everything else in the chapter...
View Full Document

This note was uploaded on 05/11/2011 for the course BIOL 20 taught by Professor Staff,m during the Spring '08 term at Fresno City College.

Page1 / 3

anatomy Ch11h - d Rectus abdominis • The rectus sheath...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online