Abdominals and Respiratory Muscles: Origin and Insertion Flashcards
Its fibers pass downward and forward
A. Transversus thoracis
B. Subcostales
C. Innermost intercostal
D. Internal intercostal (11)
E. External intercostal (11)
E. External intercostal (11)
Its fibers pass downward and backward
A. Transversus thoracis
B. Subcostales
C. Innermost intercostal
D. Internal intercostal (11)
E. External intercostal (11)
D. Internal intercostal (11)
Comprises the incomplete layer of respiratory muscles
A. Transversus thoracis
B. Subcostales
C. Innermost intercostal
D. Internal intercostal (11)
E. External intercostal (11)
C. Innermost intercostal
Determine the superior attachment of these muscles
- Lateral edge of costal groove of rib above
- Inferior margin of rib above
- Internal surface (near angle) of lower ribs
A. Transversus thoracis
B. Subcostales
C. Innermost intercostal
D. Internal intercostal (11)
E. External intercostal (11)
- D. Internal intercostal (11)
- E. External intercostal (11)
- B. Subcostales
Determine the superior attachment of these muscles
- Medial edge of costal groove of rib above
- Inferior margin & internal surfaces of costal cartilages of 2nd to 6th rib
A. Transversus thoracis
B. Subcostales
C. Innermost intercostal
D. Internal intercostal (11)
E. External intercostal (11)
- C. Innermost intercostal
- A. Transversus thoracis
Determine the inferior attachment of these muscles
- Superior margin of rib below deep to attachment of related external intercostal
- Internal surface of second or third rib below
A. Transversus thoracis
B. Subcostales
C. Innermost intercostal
D. Internal intercostal (11)
E. External intercostal (11)
- D. Internal intercostal (11)
- B. Subcostales
Determine the inferior attachment of these muscles
- Internal aspect of superior margin of rib below
- Inferior aspect of deep surface of body of sternum, xiphoid, and costal cartilages of ribs 4- 7
- Superior margin of rib below
A. Transversus thoracis
B. Subcostales
C. Innermost intercostal
D. Internal intercostal (11)
E. External intercostal (11)
- C. Innermost intercostal
- A. Transversus thoracis
- E. External intercostal (11)
Determine the origin of these muscles
- Lower cervical and upper thoracic spines
- Xiphoid process, lower 6 costal cartilages, 1st 3 lumbar vertebrae
A. Levatores costarum (12)
B. Serratus posterior superior
C. Serratus posterior inferior
D. Diaphragm
- B. Serratus posterior superior
- D. Diaphragm
Determine the origin of these muscles
- Upper lumbar and lower thoracic spines
- Tip of transverse processes of C7 and T1-T11 vertebrae
A. Levatores costarum (12)
B. Serratus posterior superior
C. Serratus posterior inferior
D. Diaphragm
- C. Serratus posterior inferior
- A. Levatores costarum (12)
Determine the insertion of these muscles
- Rib below
- Upper ribs
A. Levatores costarum (12)
B. Serratus posterior superior
C. Serratus posterior inferior
D. Diaphragm
- A. Levatores costarum (12)
- B. Serratus posterior superior
Determine the insertion of these muscles
- Lower ribs
- Central tendon
A. Levatores costarum (12)
B. Serratus posterior superior
C. Serratus posterior inferior
D. Diaphragm
- C. Serratus posterior inferior
- D. Diaphragm
Origin: Symphysis pubis and pubic crest
A. External Oblique
B. Internal Oblique
C. Rectus Abdominis
D. Transversus Abdominis
C. Rectus Abdominis
Origin: Lumbar fascia, iliac crest, lateral ⅔ of inguinal ligament
A. External Oblique
B. Internal Oblique
C. Rectus Abdominis
D. Transversus Abdominis
B. Internal Oblique
Origin: Lower 6 costal cartilages, lumbar fascia, iliac crest, lateral 3rd of inguinal ligament
A. External Oblique
B. Internal Oblique
C. Rectus Abdominis
D. Transversus Abdominis
D. Transversus Abdominis
Origin: Lower 8 ribs
A. External Oblique
B. Internal Oblique
C. Rectus Abdominis
D. Transversus Abdominis
A. External Oblique