Triceps Reflex

The triceps reflex, a deep tendon reflex, is a reflex as it elicits involuntary contraction of the triceps brachii muscle. It is initiated by the Cervical (of the neck region) spinal nerve 7 nerve root. The triceps reflex is mediated by the C6 and C7 nerve roots, predominantly by C7. Using this reflex test user can examines the function of the C6 reflex arc and the C7 reflex arc.




Simulation Type

Condition, Using interactive animation

Gender Specific

No, Common for both genders

Condition Simulated


     Reflex Rating 0 -Normal

     Reflex Rating 1+ - No evidence of contraction

     Reflex Rating  2+ - Decreased but still present (hypo-refelxic)

     Reflex Rating 3+ - Super Normal (hyper-reflexic)

     Reflex Rating 4+ - Clonus: Repetitive shortening of the muscle after a single stimulation


     Click on “Left/Right” toggle button select left hand or right hand

     Click on the ‘Strike’ button to strike on the patient triceps with the hammer.

     Observe the patient's hand reaction.