Abnormal heart sounds caused by turbulent flow through faulty valves are called
A) ectopic foci.
B) murmurs.
C) asystole.
D) fibrillations.
E) flutters.
B
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Which of the following best describes the reaction H2CO3 ? H2O + CO2?
A. Exchange reaction B. Decomposition reaction C. Synthesis reaction D. Reversible reaction
Damage to a bone because of extreme load, sudden impact, or stresses applied from an unusual direction is called a
A) dislocation. B) contortion. C) rupture. D) fragmentation. E) fracture.
Francis has a wound on his left arm that is not healing. His physician has diagnosed him with vitamin deficiency. Which vitamin should Francis increase in his diet?
A. Vitamin B1 B. Vitamin E C. Vitamin D D. Vitamin C
During the patellar reflex, what structure acts as the effector?
A) Spinal cord's posterior horn B) Rectus femoris muscle C) Spinal cord's anterior horn D) Proprioceptor