Ascaris lumbricoides (continued)
SIZE: 35 x 50 mcm.
SHAPE: Oval to round.
SIZE: 45 x 60 mcm.
SHAPE: Oval, elongated, somewhat rectangular.
COLOR: Brown cortication, hyaline shell wall.
CONTENT: Yolk mass.
FERTILIZED: Organized; pulled away from wall.
UNFERTILIZED: Disorganized; fills the shell.
MALE: 15 to 30 cm.
FEMALE: 20 to 35 cm.
SHAPE: Round and slender, male has curved tail.
COLOR: Creamy-white with a pinkish cast.
BUCCAL STRUCTURES: Three lips.
Figure 4-4. Stages of Ascaris lumbricoides. (continued)