From your own experience, predict the relative times to fatigue of a subject's upper limb muscles as they hold a light book or a very heavy book in front of them
A) Book weight is unrelated to time of fatigue.
B) The heavy book causes earliest fatigue.
C) It will take hours for either book to cause fatigue.
D) The light book causes earliest fatigue.
Answer: B
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Smooth muscle is found in the wall of the
A. stomach. B. heart. C. liver. D. bone.
Which of the following is NOT true regarding ventilation-perfusion inequality?
A. It is increased from normal in patients with emphysema. B. It is caused by too little or too much blood flow relative to ventilation. C. No inequality exists in normal lungs. D. It may result from increased alveolar dead space. E. It is caused by too little or too much ventilation relative to blood flow.
A tumor in the pituitary gland could directly result in all of the following except
A) hypercortisolism. B) pituitary dwarfism. C) diabetes insipidus. D) gigantism. E) hypogonadism.
Preparing the body for the "fight-or-flight" response is the role of the ________
A) parasympathetic nervous system B) sympathetic nervous system C) cerebrum D) somatic nervous system