Which of the following statements concerning neurologic and sensory development is accurate?
1. Brain waves have been recorded on an electroencephalogram as early as the end of the first trimester (12 weeks).
2. Fetuses respond to sound by 24 weeks and can be soothed by the sound of the mother's voice.
3. Eyes are first receptive to light at 34 to 36 weeks.
4. At term, the fetal brain is at least one third the size of an adult brain.
2
1. Incorrect. Brain waves have been recorded at week 8.
2. Correct. Hearing develops early and is fully developed at birth.
3. Incorrect. Eyes are receptive to light at 28 weeks.
4. Incorrect. The fetal brain is about one fourth the size of an adult brain.
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