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 (columnae carneae, or meaty ridges), are rounded or irregular muscular columns which project from the inner surface of the right and left ventricles of the heart. These are different from the pectinate muscles, which are present in the right atrium and the atrial appendages of the heart.he trabeculae carneae (columnae carneae, or meaty ridges), are rounded or irregular muscular columns which project from the inner surface of the right and left ventricles of the heart. These are different from the pectinate muscles, which are present in the right atrium and the atrial appendages of the heart.
In females Ascaris, there is the genital pore or vulva; males do not have a separate genital pore. The anus in these serves for genital pore also and, it is called cloacal aperture. Two small needle-like penial spicules or copulatory seatae, formed of cuticle, protrude out from the cloacal aperture (fig. 9.16 A, B).