Exam II - Taenia saginata

Question 1

To which parasitic group does Taenia saginata belong?

Answer 1

Cestodes

Question 2

What is the common name for Taenia saginata?

Answer 2

Beef tapeworm, pearly beef

Question 3

What is the final host for Taenia saginata? The intermediate host?

Answer 3

final host is humans. Intermediate host is bovine.

Question 4

Describe the appearance of Taenia saginata egg

Answer 4

Egg is taeniid type, 30 um with a thick radially striated shell surrounding the hexacanth embryo

Question 5

What is/are the site(s) of infection for Taenia saginata?

Answer 5

humans - small intestine

bovines - striated muscle

Question 6

Describe the pathogenesis & clinical signs for Taenia saginata

Answer 6

Final host - discomfort with passing of segments

intermediate host - none except in heavy infections with cysticerci in heart

Question 7

How would you diagnose Taenia saginata?

Answer 7

Meat inspection, serology, ELISA

Question 8

How would you treat and prevent Taenia saginata?

Answer 8

Praziquantel is effective, but you must TREAT THE HUMANS. Treating the cattle doesn’t help the situation. It is more cost effective to treat and educate the humans.

Also, cook meat, feeze meat, and practice good hygeine