Basicmedical Key

Figure 19.1 Normal brain, gross The superior aspect at the vertex of an adult brain is shown here with the central sulcus (♦) between the right and left hemispheres. Note…

Figure 12.1 Normal external genitalia, gross The normal appearance of the external male genitalia is shown here. Note the glans (∗) and prepuce (◼) (mucosal surfaces), but no foreskin in…

Figure 3.1 Normal lymph node, microscopic This benign reactive lymph node has a well-defined connective tissue capsule (♦), and beneath that a subcapsular sinus (+) where afferent lymphatics drain lymph…

Figure 14.1 Normal breast, gross The normal appearance of female breasts is shown here. The nipple (▼) is surrounded by a darker areola (♦). Some breast tissue extends into the…

Figure 18.1 Normal peripheral nerve, microscopic This normal peripheral nerve in longitudinal section shows slightly wavy, elongated cell bodies (axons, ♦) of the fibers. A thin connective tissue layer, the…

Figure 9.1 Normal pancreas, gross The normal adult pancreas weighs 85–90 g and has indistinct regions, including a head adjacent to the duodenum (a small portion of duodenum appears here…

Figure 11.1 Urinary tract, x-ray This intravenous pyelogram image is obtained following intravenous injection of a radiopaque contrast agent filtered out of the glomeruli into the urinary tract. It shows…

◀ Figure 2.1 Normal heart and aorta, gross In this anterior view, the heart and great vessels are shown: aortic root (◼), aortic arch (□), thoracic aorta (+), and pulmonic…

Figure 4.1 Normal bone marrow, microscopic At medium-power magnification, normal marrow is seen to be a mixture of hematopoietic elements and adipose tissue. This marrow is taken from the posterior…

Figure 1.1 Normal artery, microscopic This muscular artery in longitudinal section shows a thin intima (▪) above an imperceptible internal elastic lamina. Below this is the thick media (□), with…