What effects does hyperventilation have on cerebral circulation and intracranial pressure?
(A) More pronounced decrease in circulation than decrease in intracrainal pressure
(B) Vasoconstriction and increased intracranial pressure
(C) Vasodilation and decreased intracranial pressure
(D) Little or no effect on cerebral circulation or intracranial pressure
Answer: (A) More pronounced decrease in circulation than decrease in intracrainal pressure
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Which of the following is characteristic of medial epicondylosis?
A) inflammation in the tendons of the flexor-pronator muscles at the elbow B) microtears in the tendons of the flexor-pronator muscles at the elbow C) fracture of the medial epicondyle of the humerus at the elbow D) muscle sprain in the biceps brachii
Which of the following best describes the function of standardization of the EKG machine?
a. To set machine timing b. To determine whether the machine is set and working properly c. To check for artifacts d. To determine the correct placement of chest electrodes