The Lachman's test is used to evaluate the integrity of the:
A. synovial joint.
B. anterior cruciate ligament.
C. rectus femoris muscle.
D. patellofemoral joint.
Answer: B
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Your patient is in respiratory failure. His breathing is too slow and too shallow, and he is no longer alert. You should:
A. place a nasal cannula under his nose to provide oxygen. B. administer supplemental oxygen through a nonrebreather mask. C. use an appropriate bag-mask device to provide manual ventilations. D. break an ammonia capsule under his nose to bring him around.
What type of asthma is considered the most life-threatening?
a. status asthmaticus b. intrinsic asthma c. extrinsic asthma d. infectious asthma
Physicians who are part of the _______ insurance network agree to accept the network limit on physician fees
a. HMO b. PPO c. BC/BS d. None of the above
Which of the following is a pathophysiologic change associated with short-term (<24 hours) hyperventilation?
A. leftward shift of oxyhemoglobin curve B. reduced O2 release to tissues C. cerebral tissue hypoxia D. decreased cerebral blood flow