Stage of Development

Question 1

Size: 5 by 3 μm

Answer 1

Amastigote

Question 2

Shape: round to oval

Answer 2

Amastigote

Question 3

Nucleus: one, usually off center

Answer 3

Amastigote

Question 4

Kinetoplast present, consisting of dotlike blepharoplast from which emerges a small axoneme.

Answer 4

Amastigote

Question 5

Parabasal body located adjacent to the blepharoplast non flagellate, intracellular also called Leishman Donovan (LD) bodies in human cells.

Answer 5

Amastigote

Question 6

Size: 9-15 μm long

Answer 6

Promastigote

Question 7

Shape: long and slender

Answer 7

Promastigote

Question 8

Nucleus: one, located in or near center

Answer 8

Promastigote

Question 9

Kinetoplast, located in anterior end.

Answer 9

Promastigote

Question 10

Single free flagellum, extending from anterior end.

Answer 10

Promastigote

Question 11

Shape: long and slightly wider than promastigote form.

Answer 11

Epimastigote

Question 12

Nucleus: one, located in posterior end

Answer 12

Epimastigote

Question 13

Kinetoplast located anterior to the nucleus.

Answer 13

Epimastigote

Question 14

Undulating membrane, extending half of body length.

Answer 14

Epimastigote

Question 15

Free flagellum, extending from anterior end found in the intestine of the vectors.

Answer 15

Epimastigote

Question 16

Size: 12-35 μm long by 2-4 μm wide

Answer 16

Trypomastigote

Question 17

Shape: C, S or U shape often seen in stained blood films.

Answer 17

Trypomastigote

Question 18

Nucleus: one, located anterior to the kinetoplast.

Answer 18

Trypomastigote

Question 19

Kinetoplast located in the posterior end.

Answer 19

Trypomastigote

Question 20

Undulating membrane, extending entire body length.

Answer 20

Trypomastigote

Question 21

Free flagellum, extending from anterior end when present only stage found in man in the latter illness.

Answer 21

Trypomastigote