Flashcards in Back Bones/Muscles Deck (12):
posterior rami innervate what 3 things?
deep back muscles
When are erectors turned off?
what is an angiosome?
2 types of back pain:
compressive: discs, stenosis
why is spine common place for metastasis?
veins that drain have no valves
which muscles are good at long sustained contractions without fatigue?
shape of smooth muscle?
2 kinds of striated
cardiac - giant cells
where are the nuclei in skeletal vs. cardiac vs. smooth?
how to get Ca2+ into muscle cells?
via T-tubules in sarcoplasmic reticulum
what joins cardiac cells together?
fascia adherens for myofibrils
desmosomes to reinforce