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Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

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Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

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Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

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Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

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Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Here are images of live zebrafish that were studied for genetics and head size to give insight into Here are images of live zebrafish that were studied for genetics and head size to give insight into
Although average brain size increases gradually though time in H. erectus, individuals with small br Although average brain size increases gradually though time in H. erectus, individuals with small br
Effect of antidiuretic hormone deficiency. Effect of antidiuretic hormone deficiency.
Testing cranial nerves IX and X Testing cranial nerves IX and X
The Serial-Position Effect The Serial-Position Effect
Bill Size in African Finches Bill Size in African Finches
Video: Reflex arc construction

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