The capillaries run along side the skeletal muscle fibers where oxygen diffuses out of the blood, across the capillary wall and into the muscle cells.
(The capillaries; run; L:along side the skeletal muscle fibers) (oxygen; diffuses; L:the skeletal muscle fibers)
The capillaries oxygen
run diffuses
L:along side the skeletal muscle fibers
L:the skeletal muscle fibers