During inspiration there will be an increase in the volume of the thoracic cavity and a(n):
decreasing lung volume, decreasing intrapulmonary pressure
increasing lung volume, increasing intrapulmonary pressure
increasing lung volume, decreasing intrapulmonary pressure
decreasing lung volume, increasing intrapulmonary pressure
none of teh choices are correct
increasing lung volume, decreasing intrapulmonary pressure
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The enzymes that synthesize mRNA from the start codon are called
A) lactate dehydrogenases. B) ribonucleases. C) DNA polymerases. D) ATP synthases. E) RNA polymerases.
A conscious but combative patient with severe facial trauma is fully immobilized on a backboard. During your assessment, the patient begins coughing up large amounts of blood. You suction his oropharynx, but his mouth quickly refills with blood. You should:
A) preoxygenate the patient with a bag-mask for 2 minutes and then perform nasotracheal intubation. B) roll the backboard on its side, suction his oropharynx, and prepare to perform pharmacologically assisted intubation. C) alternate suctioning of his oropharynx for 15 seconds and assisting ventilations for 2 minutes until his airway is clear of blood. D) continually suction his oropharynx until it is clear of blood, apply oxygen via nonrebreathing mask, and administer a sedative drug.
The formation of a new opening into the urinary bladder is known as:
A) cystostomy B) cystoplegia C) peritoneal cystogram D) cystotomy
During the process of translation, the three-nucleotide sequence (AUG) serve as a code for methionine and also as a _________________ codon that signals the beginning of a new protein.
Fill in the blank(s) with the appropriate word(s).