such as the lungs, kidneys, eyes and ears, while others do not have a matching pair and appear on either the left side, the right side, or the center of our bodies. The question is, what determines this placement, and is there a reason why some organs tend to the...
The mesodermconstitutesa considerable pad of tissue on each side of the embryo, extending all the way from the back to the front sides of the body wall. It is hollow, for a cleftlike space appears in it on each side. These are the right and leftbody cavities. In the dorsal part of ...
when found dominant in one hand, decides what is called handedness. Ambidexterity is rarely found. Lateral dominance also exists where lower limbs are concerned. Research states that individuals rely more on their left leg to ensure stability; the right leg,...
A doctor uses a probe to scan the part of the body in question, while he or she looks at the pictures on a monitor. In other words, the physician either focuses on his/her hand on the patient or the monitor. The Fraunhofer IGD wants to change this process as part of the "sonAR" ...
“hand,” all with functional claws. Avian characteristics ofArchaeopteryxincluded the possession of feathers and other skeletal features indicating that the creature represented an intermediate stage between reptiles and modern birds. The absence of a keel on the short sternum indicates thatArchaeopteryx...
She poses admiringly with her hand resting on her padded, propped-up belly. To the far right of the image, there are two women wearing pads—one fully clothed, showing the later stages of pregnancy beneath a gorgeous dress, while the other woman is only in her underwear with a pad ...
Learn about the organs of the body and what they do. Discover the difference between internal organs and external organs. Explore the function of...
71. To prepared the 10% sperm solution, one side of the epididymal cauda was cut with scissors in 0.9% normal saline (37 °C). A drop of the solution was placed on a warmed hemocytometer, and a 22 × 22 mm cover slip was added. Microscopic fields were observed at 400 × ...
The heart is a big muscular pump that is split into two parts, one on the right-hand side and the other on the left-hand side, which is further divided into two parts, thereby making four chambers (TableIV). The right-hand side of the heart is responsible for the pumping of deoxygena...
“You’re probably right,” Helen said. “We’ll skip the alumni luncheon. We’ll get on a train first thing tomorrow.” Josephine’s face lit up. “Truly?” “Truly.” There had to be some way to get Josephine out of town without Helen herself having to leave right away. She’d...