The upcoming discussion will update you about the difference between A. Duodenale and N. Americanus. Difference # A. Duodenale: (a) Adult worms: 1. Size: Adults worms are large in size and are coarser. 2. Anterior end: Bends in the same direction as the body curvature. 3. Buccal capsule: It is armed with a pair of chitinous ventro-lateral cutting plates bearing [...]
Ancylostomiasis is the disease caused by the infection of old world hookworm, Ancyclostoma duodenale. Filariform larvae which occur in contaminated soil invade the host (man) and bore through the skin of feet into blood. Pathogenicity and Clinical Features of Ancylostomiasis: The hookworm infection is characterised by the observation of hyaline 'eggs' in a faecal smear from infected person. Mode [...]
The upcoming discussion will update you about the difference between male and female Ancylostoma. Difference # Male Ancylostoma: i. Size: The male is smaller than the female. Adult male is 8-11 mm long and 0.4-0.5 mm in diameter. ii. Posterior end: The male hookworm has its posterior end expanded into campanulate bursa supported by fleshy rays. iii. Genital opening: The [...]