Your baby's finally here, and you're thrilled â but you're also exhausted, uncomfortable, on an emotional roller coaster, and wondering whether you'll ever fit into your jeans again. Childbirth classes helped prepare you for giving birth, but you weren't prepared for all of this!
The trabeculae carneae are muscular, columnar protrusions found on the internal surface of the ventricles, the main pumping chambers of the heart. It is thought that they help prevent suction that would occur with a smooth surface.he trabeculae carneae are muscular, columnar protrusions found on the internal surface of the ventricles, the main pumping chambers of the heart. It is thought that they help prevent suction that would occur with a smooth surface.
Definition. The valleculae are spaces located on either side of the midline posterior to the tongue and anterior to the epiglottis. The piriform recess is the space in the laryngopharynx just posterior to the larynx between the thyroid cartilage and the aryepiglottic fold.efinition. The valleculae are spaces located on either side of the midline posterior to the tongue and anterior to the epiglottis. The piriform recess is the space in the laryngopharynx just posterior to the larynx between the thyroid cartilage and the aryepiglottic fold.