In left ventricular hypertrophy, more electricity flows through the heart. In practical terms, how will the QRS complexes appear?
A. Shorter and wider than normal
B. Taller and deeper than normal
C. Wider than normal and bizarre
D. Narrower than normal and bizarre
Answer: B
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Which type of knot eliminates the danger of the running end slipping back through the knot?
A. Bowline B. Handcuff C. Half-hitch D. Overhand safety
Which of the following statements about the gastrointestinal system are TRUE?
A) After nutrient absorption, blood returns directly to the heart for recirculation. B) The duodenum and ileum make up the bulk of the small intestine. C) The blood absorbs nutrients ingested through the gastrointestinal tract. D) Mechanical digestion takes place in the duodenum, jejunum, and ileum.
Status epilepticus is best differentiated from a generalized seizure by:
a. the duration of the seizure. b. the length of the postictal period. c. the presence of an aura prior to seizing. d. a pre-existing history of seizures.
Which type of muscle contraction results in no change in the length of the muscle?
a. isotonic c. isokinetic b. isometric d. variable resistance