The procerus originates on the
A) angle of the mouth.
B) skin around the eyelids.
C) lateral nasal cartilages.
D) orbicularis oris.
E) sides of the tongue.
Answer: C
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The three functions of synovial fluid are nutrient distribution, shock absorption, and
A) stabilization. B) lubrication. C) padding. D) strengthening. E) enzyme secretion.
In addition to its hinge function, when the knee is _______ it allows for some slight ________
A. flexed; circumduction B. flexed; rotation C. extended; supination D. extended; gliding
Upon palpating the anterior abdominal wall of a patient, you notice an intense reflexive muscular contraction in the abdominal muscles. Which of the following is not correct pertaining to this sign?
A) It is called "guarding." B) It may indicate an inflamed appendix. C) Functionally, these spasmodic muscular contractions are an attempt to protect the underlying viscera. D) It is best observed when the patient is perfectly supine. E) The impulses for muscular contractions are carried through the ventral rami of the inferior thoracic and first lumbar nerves.
What part of an electrocardiogram (ECG) represents ventricular repolarization?
What will be an ideal response?