During Observational Gait Analysis,you Note the Patient's Left Knee Snaps

question 4

Multiple Choice

During observational gait analysis,you note the patient's left knee snaps back into locked extension during left mid-stance weight-bearing (right swing) of gait.Which of the following is the best electrical stimulation (ES) setup to trial first for the left lower extremity?

• A)ES to the gastroc-soleus during stance activated by a heel switch on the right foot
• B)ES to the quadriceps during stance activated by a heel switch on the right foot
• C)ES to the anterior tibialis during stance activated by a heel switch on the left foot
• D)ES to the hamstrings during stance activated by a heel switch on the right foot

---

Definitions:

Compounds

Substances formed by the chemical combination of two or more elements in fixed proportions, possessing unique properties.

Autocrine Chemical Messengers

Chemical signals that are secreted by cells and act upon the same cell that secretes them, influencing cell behavior in a localized manner.

Paracrine

A type of cell signaling where the target cell is near the signal-releasing cell, facilitating local communication between cells.

Damaged Tissues

Tissues undergoing structural or functional changes due to injury or disease, affecting their ability to perform normally.