lower

lower

closer to ground surface.

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lower airway

the trachea from the entrance to the thorax, bronchi and bronchioles.

lower burner syndrome

acupuncture term meaning chronic accumulation of fluid in the lungs because of failure of the kidneys to excrete the fluid.

lower motor neuron (LMN)

the final common nervous path; the ventral horn cell in the spinal cord and the peripheral motor neuron. A lesion of a sufficient number of these neurons causes atrophy of the muscles supplied by the nerve, weak reflexes and flaccid paralysis.

lower nephron nephrosis

see renal cortical necrosis.

lower respiratory tract

the trachea, bronchial tree, lungs, pulmonary vessels and pleura.

lower urinary tract

includes, ureters, bladder and urethra.