instant movement
A sudden painful involuntary contraction of a muscle is called a muscle cramp. This can happen due to various reasons such as dehydration, muscle fatigue, or poor blood circulation. Stretching and massaging the affected muscle can help alleviate the discomfort.
A sudden painful contraction is commonly referred to as a "cramp." This involuntary muscle contraction can occur in various parts of the body, such as the legs or abdomen, and is often triggered by factors like dehydration, overexertion, or mineral imbalances. If cramps persist or are severe, it's advisable to consult a healthcare professional.
a cramp or spasm.
Often it is called a cramp.
A cramp is a sudden over-shortening of a muscle. Cramps are involuntary and, often, severe. They can be extremely painful.
It is called a Tracheospasm
A painful and involuntary muscular contraction.
A painful muscle contraction is a cramp.
A muscle spasm caused by prolonged muscle contraction is called a "cramp." This localized involuntary contraction can be triggered by muscle fatigue, dehydration, or electrolyte imbalances. Cramps are usually sudden and can be painful, but they typically resolve on their own.
A painful contraction of a muscle is a cramp or charley horse.
It is called 'Cardiac Arrest". http://en.wikipedia.org/wiki/Cardiac_arrest
The suffix for sudden involuntary contraction of muscle is "-spasm." So, the condition you are referring to in the distal region of the stomach would be called "gastros- (stomach) -spasm."