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Parasitology, Lec > Ascaris > Flashcards

Ascaris Flashcards

1
Q

Greek word

A

Ascaris

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2
Q

Meaning of Ascaris

A

intestinal worm

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3
Q

Latin word

A

Lumbrica

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4
Q

meaning of Lumbrica

A

worm

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5
Q

common name for Ascaris lumbricoides

A

Giant Intestinal Roundworm

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6
Q

Soil-Transmitted Helminth

A

Geohelminth

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7
Q

Kingdom (Geohelminth)

A

Animalis

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8
Q

Subkingdom (Geohelminth)

A

Metazoa

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9
Q

Phylum (Geohelminth)

A

Nematoda

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10
Q

Class ( Geohelminth)

A

Secernentea

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11
Q

Order (Geohelminth)

A

Ascarididae

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12
Q

Genus (Geohelminth)

A

Ascaris

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13
Q

Specie (Geohelminth)

A

Ascaris Lumbricoides

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14
Q

type of sematic muscle arrangement

A

Polymerian

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15
Q

Bigger parasite, male or female?

A

female

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16
Q

color of parasite

A

whitish or pinkish

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17
Q

can live for how many years?

A

1-2 years

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18
Q

adults reside in but ___________________ to the ___________________ of the small intestines

A

do not attach, mucosa

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19
Q

size of adult male

A

10-31 cm

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20
Q

ventrally curved posterior end with 2 copulatory spicules

A

adult male

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21
Q

genitalia consists of single, long, tortuous tubule

A

adult male

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22
Q

size of adult female

A

22-35 cm

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23
Q

vulva located midventrally near junction of anterior and middle thirds of the body

A

adult female

24
Q

distinct groove

A

genital girdle

25
Q

formed to facilitate mating

A

indication of estrus

26
Q

present on female worms that have no ______________

A

spermatozoa

27
Q

loss of outer mammillated covering

A

decorticated egg

28
Q

thick transparent hyaline shell

A

fertilized eggs

29
Q

example of decorticated egg

A

kato-katz

30
Q

infective stage

A

embryonated eggs

31
Q

disorder of eating what is not food

A

PICA

32
Q

where does egg hatches releasing the larvae?

A

small intestines

33
Q

enters the portal circulation

A

larval migration stage

34
Q

lungs: breaks out

A

2nd and 3rd molting

35
Q

glottis: gets swallowed

A

4th molting

36
Q

where does larva develops into adults?

A

jejunum

37
Q

how many days to become embryonated?

A

12-18 days

38
Q

most prevalent in how many years?

A

5-9 years

39
Q

usual infection

A

10-20 worms

40
Q

long term effect of malnutrition

A

growth impairment

41
Q

worm can lodge in the appendix

A

acute appendicitis

42
Q

occlude pancreatic duct

A

pancreatitis

43
Q

carry intestinal bacteria

A

production of abscess

44
Q

penetrate intestinal wall

A

peritonitis

45
Q

used for identifying infection with soil-transmitted helminths

A

polymerase chain reaction

46
Q

decreases atp production

A

albendazole

47
Q

inhibits cholinesterase

A

spastic paralysis

48
Q

massive larval invasion of lungs can cause ____________

A

acute respiratory distress syndrome

49
Q

study of patterns

A

epidemiology

50
Q

number of new cases

A

incidence

50
Q

number of individual

A

prevalence

50
Q

rate of disease

A

morbidity

50
Q

use of anthelminthic drugs

A

deworming

51
Q

effect of a drug

A

efficacy

52
Q

defined as permanent reduction to zero

A

disease eradication

53
Q

reduction to zero of the incidence

A

disease elimination

Parasitology, Lec (13 decks)

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