Figure 41: TEM of the tegument covering the scolex of Cysticercus pisiformis. Three-week-old tegument showing microtriches (M) with a long cylindrical base and a short pointed shaft. Distal cytoplasm is rich in electron-lucent vesicles (LV), dense bodies (DB), and ovoid mitochondria (Mt). The thin fi brous basal lamella (BL) is underlined by small bundles of muscle fi bers separated by fi brillar matrix rich in vesicular bodies (arrow). Secretory bodies (SB) are observed between the muscle bundles.