The presence of ferromagnetic objects in the body or in the MRI scanning room can pose a safety hazard for those having an MRI.
Answer the following statement true (T) or false (F)
True
Rationale: See the subsection “Safety Issues” in the section “Magnetic Resonance Imaging.”
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What types of information about an individual's medical condition can the skeleton reveal?
A) the presence of osteoarthritis B) injuries, such as broken bones and the presence of osteoarthritis C) injuries, such as broken bones D) multiple cases of pneumonia E) nearsightedness
Which of the following is a function of the stomach?
A) analysis of material before swallowing B) initial digestion of food materials by acids C) mechanical processing through the actions of the teeth, tongue, and palatal surfaces D) lubrication of oral contents by mucus and salivary secretions E) partial digestion of carbohydrates by a salivary enzyme
Which of the following is NOT a potential filtration barrier in the glomerular capsule?
A. Glomerular basement membrane B. Slit diaphragm C. Capillary fenestrae D. Parietal layer of the capsule
Portions of pre-mRNA that do NOT code for parts of a protein are called
A. introns. B. start codons. C. exons. D. stop codons. E. All of these except exons do not code for parts of a protein.