If a group of agonists and antagonists contract at the same time, producing the same force at a joint, what movement will occur?
A. The movement of the antagonist
B. Isotonic movement
C. No movement will occur. Both muscle groups will contract isometrically.
D. The movement of the agonist
Answer: C
You might also like to view...
Which part of the human body that regulates temperature?
A) the thyroid gland B) the heart C) the hypothalamus D) the anterior pituitary gland
In an enzymatic reaction, when temperature is increased past the point of "optimal temperature," the enzyme starts to ________.
A. reduce its catalytic activity B. increase product formation C. increase its catalytic activity D. increase its allosteric properties
The muscular tube that connects the pharynx to the stomach is the:
Which of the following statements concerning fast-twitch muscle fibers is true?
A. They have a well-developed blood supply. B. They have large deposits of myoglobin. C. They split ATP rapidly. D. They are well adapted to aerobic metabolism. E. They have many mitochondria.