ALL THE THINGS Flashcards
What are the true ribs?
Ribs 1-7
Why are true ribs called “true”?
connect directly to sternum via costal cartilage
Which of the true ribs is sort of odd?
rib 1 because it is very short and C-Shaped
What are the false ribs?
ribs 8-10
Why are false ribs called “false”?
connect directly to the sternum via the costal cartilages above them
What are the floating ribs?
ribs 11-12
What is weird about the floating ribs?
have no attachment to the sternum at all
Where do you find the neuromuscular bundle? (which ribs)
On the inferior border of the superior rib
Where do you find the neuromuscular bundle? (Between what layers of muscle)
between the internal intercostal and innermost intercostal muscles
What is the order of the neuromuscular bundle (NMB)?
VAN: Vein - Artery - Nerve
Which rib is “privileged”?
rib 2 because it is longer and thinner than rib one and is attached at two points
Where do common rib fractures occur?
the middle of the ribs along the posterior angle (ribs 3-10)
What is Flail Chest?
If a rib is broken and loses attachment to the structures that contain it in the thoracic cage
What movement is associated with Flail Chest?
paradoxical movement
What is paradoxical movement?
the segment around the broken rib looks as if it is moving in the opposite direction of the breath motions.
What else can paradoxical movement lead to?
hypoventilation due to insufficient ventilation
What are the 3 major dermatomes?
T4 - Nipples (MOST IMPORTANT FOR NWOSU)
T7 - Xiphoid Process
T10 - Umbilicus
What is Herpes Zoster’s precursor?
Chicken pox (Varicella)
Where are Herpes Zoster infections commonly latent?
Dorsal root ganglia of one spinal level
What happens when the Herpes Zoster virus leaves latency?
the area that is serviced by that sensory root (dermatome) receieve a pattern of blistered lesions
What term is used to describe the blistered lesions of Herpes Zoster?
herpetic
What are the important levels of the Sternum that we should consider?
Manubrium, sternal body, and xiphoid process
Where is the manubrium found?
T3/4
Where is the sternal body found?
T5-9