Critical thinking is the ability to think clearly and rationally about what to do or what to believe. It includes the ability to engage in reflective and independent thinking. Someone with critical thinking skills is able to do the following 1  : understand the logical connections between ideas.  identify, construct and evaluate arguments.
Not Medical Advice: The uterus (which is continuous with the cervix) weighs 2.5 ounces (70 g) on average. It is a mostly solid, although hollow and composed of smooth muscle. It is pear-shaped, and typically measures 3 inches (7.6 cm) in length.
When you are not pregnant, uterus size is fairly small-it only measures about three or four inches in length. However, during pregnancy, the size of your uterus can change. In fact, your uterus is capable of expanding up to 12 inches in length.