Interestingly, these neurons become so starved for stimulation, they become hypersensitive and start firing inappropriately, causing increased muscle tone and muscle spasms, so we call this spastic paralysis.
A positive test results in involuntary contraction of the jaw or biting down hard on the spatula due to the lower threshold for muscle spasm in patients with tetanus.
Tetanus is characterized by powerful violent muscle spasms summed up by trismus, or lockjaw, Risus sardonicus, a persistent grin, and opisthotonos, a highly arched back with patient resting on his head and heels.
The piriformis muscle and sciatic nerve are very close to each other, so, if the piriformis muscle gets irritated, it can cause muscle inflammation or muscle spasms that can compress the sciatic nerve.
It happens when your cells try to return sodium levels to normal by absorbing the extra water and swell up like a water balloon in the process, causing complications like confusion, vomiting and muscle spasms.
Craig's excessive caffeine consumption has lead to headaches, nausea, restlessness, and muscle spasms. Plus, each cup of black coffee only has like 5 calories, so he feels like garbage and he's starving.