What size laryngoscope blade should be used to intubate a newborn with an estimated gestational age of 30 weeks (estimated birth weight of 1,200 g)?

According to research, which of the following statements reflecting the relationship between emotion and the prefrontal cortex is false? a.the prefrontal cortex to regulate one's emotional response. b. the prefrontal cortex is activated when processing information associated with stress. c. sensory input indicating emotion first enters the prefrontal cortex before traveling to the amygdala. d. the prefrontal cortex processes information associated with emotional pleasure.

Mario was conducting research regarding the treatment of aids victims using stem cells. he found a source that was written recently and the author was known. unfortunately, he could not determine if it had been peer reviewed.

Why do rna viruses appear to have higher rates of mutation? a) rna nucleotides are more unstable than dna nucleotides.b) replication of their genomes does not involve proofreading.c) rna viruses can incorporate a variety of nonstandard bases.d) rna viruses are more sensitive to mutagens.