Lab 6 Thoracic wall Flashcards
Pigmented area of tissue surrounding the nipple, containing sebaceous glands
areola
Small projection of skin containing numerous (15-20) opening of lactiferous ducts
nipple
Fat is found in the compartments between the ________ of the breast.
suspensory ligaments of the breast
slender ducts, deep to the nipple and areola
lactiferous duct
found deep to the nipple and areola, enlargement of the duct
lactiferous sinus
This muscle has proximal attachments on the upper 8 to 9 ribs
serratus anterior
The cartilage of rib ___ attaches at the sternum, at the sternal angle where the ____ attaches to the body of the ____.
2
manubrium
sternum (sternomanubrial junction)
Fibers run from superior to inferior, angled toward the anterior end of the rib/costal cartilage of the inferior rib
external intercostal muscles
The external _____ covers the internal ______ between the costal cartilages.
intercostal membrane
intercostal muscles
The external intercostals end ___ to the costocartilaginous junction. ____ to this junction, the ______ are exposed but covered by a thin, transparent membrane of the _____.
lateral
medial
internal ntercostal
external intercostals
The fibers run perpendicular to the external intercostals, angled toward the posterior end of the inferior rib.
internal intercostals
What is found immediately inferior to the more superior rib? Where is this larger?
intercostal nerve
closer to midaxillary line
The internal and innermost intercostal muscles are nearly fused together, except at the site of the _______.
intercostal neurovasculature
What is found superior to the intercostal nerve?
the intercostal artery, then intercostal vein
superior to inferior - VAN
If you are lateral, the intercostal vasculature is ____, if you are anterior they are ____. These are two separate sets of vasculature that anastomose _____.
lateral- posterior
anterior- anterior
anastomose anterolaterally
