During critical periods of neurologic development: A. Neuronal projections compete for synaptic sites. B. Conditions for learning a new task are optimal. C. Permanent structural changes occur in the nervous system. D. Both A and B E. All of the above
ANS: E
Rationale: Critical periods during development occur when neural projections are competing for synaptic sites, allowing the nervous system to optimize neural connections. During these critical periods, the conditions for learning new tasks and skills are optimal and produce permanent structural changes in the nervous system.
A 2-year-old boy is recently identified as having a motor impairment in the lower extremities because of a perinatal injury. This is an example of which of the following?
A. Congenital motor delay
B. Progressive developmental disorder
C. Growing into deficit
D. Developmental coordination disorder (DCD)
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If a patient is taking the macrolide antibiotic drug azithromycin (Zithromax) and develops an allergic reaction, why might that reaction last long and be severe?
A) Because the macrolide antibiotic drugs are known to cause severe allergic reactions. B) Because patients on this drug develop a cross-allergy to penicillin drugs. C) Because this drug has a long half-life and stays in the blood. D) Because this drug causes ototoxicity and nephrotoxicity.
What was the purpose of the educational program for boys in Early Athens?
A. Develop athletes B. Develop philosophers C. Develop soldiers D. Develop the all-around man E. None of the above
A new labeling technology for packaged medications that simplifies medication administration is
A) stencil and ink system B) barcoding C) thermal printing D) ink-jet printing
Skipping breakfast can give you a head start in lowering metabolic rate each day
Indicate whether the statement is true or false