Taenia saginata (Taenia spp)

Question 1

Common Name

Answer 1

Beef Tapeworm
Unarmed Tapeworm

Question 2

The Longest Cestode

Answer 2

Taenia saginata

Question 3

Habitat

Answer 3

Small Intestine

Question 4

Intermediate Host

Answer 4

Cattle, Cow, Camel

Question 5

Larval Stage

Answer 5

Cysticercus bovis

Question 6

Infective Stage

Answer 6

Cysticercus bovis

Question 7

Mode of Transmission

Answer 7

Ingestion

Question 8

Pathology

Answer 8

Taeniasis saginata

Question 9

Treatment

Answer 9

Praziquantel, Niclosamide

Question 10

Ova

Answer 10

o Spherical in shape
o With radial striations
o Embryonated when laid
o With 6 hooklets in pairs
o Motile
o Egg of Taenia spp. Are indistinguishable
o Report as Taenia spp

Question 11

Scolex (Adult)

Answer 11

With 4 cuplike suckers

Question 12

Strobila (Adult)

Answer 12

1000-2000 segments/proglottids

Question 13

Gravid Proglottids (Adult)

Answer 13

8-12 lateral branches (dichotomous/tree-like) with 97-104 thousand ova

Question 14

Length (Adult)

Answer 14

5-10m (up to 25m)

Question 15

Pathology

Answer 15

Taeniasis saginata
 Non-specific symptoms: epigastric pain, hunger
pangs, weakness, weight loss, loss of appetite
and pruritus ani
 Intestinal obstruction due to tangled
proglottids

Question 16

Stool Exam (Laboratory Diagnosis)

Answer 16

 Direct Fecal Smear, Concentration Techniques
 Look for Eggs, Proglottids or Scolex

Question 17

Double Sided Compression Method (Laboratory Diagnosis)

Answer 17

 Sample: Gravid Proglottids
 Demonstration of lateral branches in the
proglottids

Question 18

India Ink Stain (Laboratory Diagnosis)

Answer 18

 Description: negative stain
 Function: used to visualize the lateral branches
in the proglottids of Taenia spp.