- joint fluid (noun)

- rod (noun) (as in "the patient has two metal rods implanted in his spine")

- implant (noun) (as in "the patient had a metal implant")

- reflex (noun) (as in the quadriceps reflex)

- spinal cord (noun)

- x-ray (noun)

- mri (magnetic resonance imaging)

- ct (computerized tomography)

- bone scintigraphy (as in nuclear medicine)

~ nI'ghma