Exam 2: From Conception to Birth

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Cigarette smoking is implicated in _____ percent of all low-birthweight births worldwide.

(Multiple Choice)
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_____ are units of instructions for cells located on chromosomes.

(Short Answer)
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Fathers do not seem to have any impact on birth outcomes.

(True/False)
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Eyeballs change shape at typical stages of development, including puberty and middle adulthood. This makes it more likely that _____ will increase at puberty, and _____ will decrease during middle adulthood.

(Multiple Choice)
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Define reflexes. Describe the three kinds of reflexes that are necessary for newborn survival and give an example of each.

(Essay)
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It is the mother's ovum that determines whether the developing baby will become a boy or a girl.

(True/False)
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The Apgar scale measures color, heart rate, cry, muscle tone, and breathing.

(True/False)
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The nations of sub-Sahara Africa have low rates of low birthweight babies.

(True/False)
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Describe at least two of the surprises revealed upon the completion of the Human Genome Project.

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Genes affect disorders such as alcoholism and nearsightedness, but research indicates that the environment plays a role as well.

(True/False)
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Timur and Juan are playing basketball. Timur shoots the ball and Juan blocks the shot. Timur says, "Wow, I didn't realize how tall you were until you did that!" Timur's comment refers to Juan's:

(Multiple Choice)
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When talking about genes, what is meant by a "dominant-recessive pattern"?

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The age at which a fetus may survive if born is known as the _____.

(Short Answer)
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The first days and weeks after conception (the germinal and embryonic periods) are _____ for body formation, but the entire fetal period is a _____ period for brain development.

(Multiple Choice)
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Parents of newborn Renata are amazed at their daughter's responsiveness and reflexes when a professional administers the:

(Multiple Choice)
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Explain how the sex of an infant is determined and which parent is responsible for gender.

(Essay)
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Research indicates that alcoholism may be caused by:

(Multiple Choice)
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A(n) _____ uses sound waves to generate an image of a fetus in utero.

(Short Answer)
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Each individual inherits 23 chromosomes from their mother and 23 chromosomes from their father. In addition, epigenetic effects create an individual's appearance and behavior to create a:

(Multiple Choice)
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Adults who were low-birthweight babies have higher rates of:

(Multiple Choice)
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