In normal individuals, there is a constant production of ketone bodies by the liver and their utilization by extrahepatic tissues. The concentration of ketone bodies in blood is maintained around 1 mg/dl. Their excretion in urine is very low and undetectable by routine urine tests (Rothera's test).
A: Examples of involuntary muscles, also known as smooth muscles, are the muscles of the urogenital tract, digestive tract, circulatory system and respiratory tract. Involuntary muscles are not controlled by the organism's will. Their actions are automatic and facilitated by the autonomic nervous system.
Cardiac which is involuntary and striated muscle tissue   Involuntary   The heart is composed of cardiac muscle tissue.This type of tissue  contracts rhythmically wi â¦ thout external stimulus.ardiac which is involuntary and striated muscle tissue   Involuntary   The heart is composed of cardiac muscle tissue.