(a) ldenitity specimens J, K and L
(b)(i) Name two animal hosts for each of specimens J and K
(ii) In what part of the host is each of specimens J and K located?
(c) In a tabular forrn, state three differences between the eternal features of specimens J and K.
(d) Which of specimens J and K can be transmitted through specimen L to man?
(e) Name three intermediate hosts of specimen J.
Explanation
(a)
- Specimen J is tapeworm.
- Specimen K is roundworm.
- Specimen L is meat (beef/pork/mutton).
(b) (i) Specimens J found in;
- cattle
- pig
- goat,
- sheep:
Specimen K is found ín;
- cattle
- pig
- goat,
- sheep,
- poultry,
- rabbit
(ii) Parts of the animals where tapeworm and roundworm are found are:
- Tape worm: Duodenum/small intenstine /gastro-intestinal Tact
- Roundworm: Small intestine
(c) Difference between tapeworm and roundworm are;
| Tapeworm Specimen J | Roundworm Specimen K |
|---|---|
|
Tapelike/flat No pointed end Segmented body has suckers and hooks Head present distinct but small |
Round /cylindrical Pointed at both ends Unsegmented No sucker/hook No district head but has head region |
(d)Specimen J, tapeworm can be transmitted through meat, (Specimen L) to man.
Prevention:
- Proper sanitation inlivestock husbandry / personal hygiene.
- Meat should be properly cooked.
- Eat meat certfied as free from infection by meat inspectors.
- There should be thorough inspection of animals before slaughtering.
(e) Intermediate hosts of tapeworm are:
- pig,
- cattie,
- sheep,
- goat,
- earthworm,
- housefly and ant.