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1. Alex School of Medicine
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Infection & Immunity - Parasitology Quiz 0 of 21
2. Infection & Immunity - Parasitology
Quiz
1.protozoa are multicellular organisms.
A. true
B. false
2.from the phyla of protozoa:
A. sarcomastigophora
B. ciliophora
C. apicomplexa
D. all of the above
3.all of the following are true about ectoplasm except:
A. visid
B. finely granular
C. inner layer of cytoplasm
D. concerned with excretion& respiration
4.ectoplasm is concerned mainly with :
A. protection
B. digestion
C. reproduction
D. none of the above
5.endoplasm is
A. visid & finely granular
B. less visid &more; granular
C. visid ¬ granular
D. none of the above
6.endoplasm contains :
A. food vacuoles
B. contractile vacuoles
C. nucleus
D. none of the above
Infection & Immunity - Parasitology Quiz 1 of 21 Alex School of Medicine - ASM
3. E. all of the above
7.movement of protozoa is carried by all of the following except
A. pseudopodia
B. flagella
C. cilia
D. pilli
8.metabolic wastes products are expelled by …….in ciliates .
A. food vacuoles
B. contractile vacuoles
C. nucleoplasm
D. ectoplasm
9.phylum sarcomastigophora is subdivided into sarcodina and
mastigophora.
A. true
B. false
10.all of the following are members of sarcodina except
A. leishmania
B. entamoeba histolytica
C. pathogenic free living amoeba
11.member of mastigophora :
A. entamaeba histolytica
B. plasmodium
C. giardia lamblia
D. isoporabelli
12.mastigophora moves by the aid of
A. cilia
B. flagella
C. pseudopodia
13.mastigophora undergo horizontal binary fission
A. true
B. false
14.phylum apicomplexa has no definite organ of locomotion
A. true
B. false
Infection & Immunity - Parasitology Quiz 2 of 21 Alex School of Medicine - ASM
4. 15.phylum ciliophora moves by the aid of
A. flagella
B. pseudopodia
C. cilia
16.Parasites which can exist independently of their life & lead a
free living life are ……….
A. Accidental
B. Facultative
C. Obligatory
D. Opportunistic
17.Parasites which become highly pathogenic in patients with a
defective immune system are ……….
A. Accidental
B. Facultative
C. Obligatory
D. Opportunistic
18.Parasites which attach to skin causing infestation are ………..
A. Accidental
B. Ectoparasites
C. Facultative
D. Endoparasites
19.Parasites which live inside host causing infection are …………
A. Accidental
B. Ectoparasites
C. Facultative
D. Endoparasites
20.The host ,where parasite multiples asexually, is………….
A. Definitive
B. Intermediate
C. Transport
D. Vector
21.………….. host transmits parasites from one host to another.
A. Definitive
B. Intermediate
C. Transport
D. Vector
Infection & Immunity - Parasitology Quiz 3 of 21 Alex School of Medicine - ASM
5. 22.Animals ,in which parasite can continue its life cycle, are ………
A. Definitive
B. Intermediate
C. Reservoir
D. Vector
23.…………. is a relation in which the parasite gets benefits from its h
without harm.
A. Parasitism
B. Symbiosis
C. Mutulism
D. Commensalism
24.…………. is a relation in which the parasite gets benefits from its h
with harm.
A. Parasitism
B. Symbiosis
C. Mutulism
D. Commensalism
25.Transmission of cysts of protozoa is an example of :
A. Mechanical Transmission
B. Biological Transmission.
26.When the arthropod takes an active role in transmission on the
pathogen, it is an example of :
A. Mechanical Transmission
B. Biological Transmission.
27.Transmission of yersinia pestis through the fleas is an example
of:
A. Propagative Transmission.
B. Cyclodevelopmental Transmission.
C. Cyclopropagative Transmission.
D. All of the above.
28.Plasmodia undergo ........ in the female Anopheles mosquitoe.
A. Multiplication.
B. Development.
C. Both
29.Vomit-drop transmission occurs only by non-blood sucking
Infection & Immunity - Parasitology Quiz 4 of 21 Alex School of Medicine - ASM
6. flies.
A. True.
B. False.
30...... introduce toxins and venom in the skin of man.
A. Scorpions.
B. Ticks.
C. Sarcoptes Sabiei.
D. A & B.
E. All of the above.
31.Allergic reactions are due to injection of toxins of the ticks.
A. True.
B. False.
32.Neurosis is due to :
A. Parasites Lesions.
B. Toxins and Venom.
C. Allergic reactions.
D. Entomophobia.
33....... may cause rhinitis.
A. Female mosquitoes.
B. House dust mites.
C. Hard ticks.
D. Soft ticks.
34.Relapsing fever can be transmitted by coxal fluid.
A. True.
B. False.
35.haemocoele is a clear coloress fluid representing the blood of
arthropods
A. true
B. false
36.CYCLOPS have ……… pairs of swimming legs
A. 3
B. 4
C. 5
37.cyclops has no antennae .
A. true
Infection & Immunity - Parasitology Quiz 5 of 21 Alex School of Medicine - ASM
7. B. false
38.Arachnida possess ……… pairs of legs while Cyclops possess ……
A. 3_4
B. 4_5
C. 5_4
D. 4_3
39.scorpions have a body divided into a fused cephalothorax and
unsegmented abdomen
A. true
B. false
40.ticks are characterized by all of the following EXCEPT
A. they are large
B. cuticle layer is thin & membranous
C. no body hairs
D. strong and well_developed mouth parts
41.It's easy to differentiate sex of soft ticks from scutum :
A. true
B. false
42.copepods are more commonly found in still water than in
running streams
A. true
B. false
43.copepods include the genera
A. cyclops
B. Diaptomas
C. Ixodoidae
D. both a and b
E. both b and c
44.soft ticks are devoid of scutum
A. true
B. false
45.soft ticks are characterized by
A. presence of scutum
B. terminal protrusion of mouth parts
C. facultative habit of feeding
Infection & Immunity - Parasitology Quiz 6 of 21 Alex School of Medicine - ASM
8. D. none of the above
46.Cyclops act as first intermediate host of
A. Dracunculus medinesis
B. Diphyllobothrium latum
C. Taenia solium
D. Toxocara species
47.After a scorpion’s sting, death occurs due to
A. Excessive vomiting
B. Sudden drop of blood pressure
C. Abdominal muscle spasm
D. Respiratory failure
48.Local symptoms of the scorpion’s sting include
A. Excessive sweating
B. Abdominal muscle spasm
C. Difficult speech
D. None of the above
49.The first step of the local treatment of a scorpion sting is
A. Tying a tourniquet just above the site of the sting
B. Making longitudinal incisions
C. Applying potassium permanganate
D. Giving antivenin
50.Postassium permanganate is used as a local analgesic.
A. True
B. False
51.Which of the following is not transmitted by both crushing and
bites?
A. Borrelia burgorferi
B. Babesia microti
C. Babesia divergens
D. Brucella
52.The mode of infection of Babesiosis do not include
A. Bite
B. Crushing
C. Faeces
D. None of the above
Infection & Immunity - Parasitology Quiz 7 of 21 Alex School of Medicine - ASM
9. 53.Which of the following is a protozoal disease transmitted by
hard ticks?
A. Malaria
B. Giardiasis
C. Brucellosis
D. Babesiosis
54.Which of the following diseases is not transmitted by soft
ticks?
A. Rocky mountain spotted fever
B. Q fever
C. Endemic relapsing fever
D. Persian type of relapsing fever
55.Tick paralysis is characterized with all of the following except
A. Rise in temperature
B. Edema
C. Toxaemia
D. Rapid ascending flaccid paralysis
56.all of these organisms are types of mites except
A. Dracunculus medinensis
B. sarcoptes scabiei
C. house dust mites
57.……….is a disease that spread among overcrowded poor people
A. endemic relapsing fever
B. otoacariasis
C. scabies
D. rickettsial disease
58.true or false: Mites live in thick parts of the skin
A. true
B. false
59.eggs of a female mite hatch after
A. (3_5) days
B. (1_2)months
C. (10_15)days
60.true or false: Burrows of the skin that mites made are
excavated mostly by the female
A. true
Infection & Immunity - Parasitology Quiz 8 of 21 Alex School of Medicine - ASM
10. B. false
61.true or false: Scabic patient suffer from itching mainly at
morning
A. true
B. false
62.warmth at night activates the mite to produce
A. alkaline secretion
B. fecal pellets
C. pustules
D. acidic secretion
63.true or false: The treatment of scabies is repeated daily for 5
successive days
A. true
B. false
64.the most common house dust mite is
A. Diphyllobothrium latum
B. Dermatophagoides farinae
C. Rickettsia rickettsii
D. Brucella
65.Which of the following is not true about lice?
A. They are vectors for epidemic relapsing fever
B. They cause pediculosis
C. They undergo complete metamorphosis
D. They belong to order anoplura.
66.Both epidemic typhus and epidemic relapsing fever are caused
by organisms carried by organisms carried by lice. The common
mode of infection is
A. Crushing
B. Inhalation of dried faeces
C. Contamination of skin aberrations by faeces
D. Vomit
E. drop
67.Which of the following is true about plica polonica?
A. It is the skin irritation caused by the biting and the salivary secretions of adult lice
B. It happens in untreated conditions of head lice
C. It is characterized by the matting of the hair together in addition to a foul odour
Infection & Immunity - Parasitology Quiz 9 of 21 Alex School of Medicine - ASM
11. D. A and B
E. B and C
68.The condition caused by phthirus pubis is treated by
A. Synthetic pyrethroid
B. Gammaxane powder
C. Malathion
D. Carbolated petrolatum
69.It is necessary to boil the patient’s clothes in the treatment of
the conditions caused by
A. Pediculus humanis
B. Phthirus pubis
C. Sarcoptes scabeii
D. All of the above
E. B and C
70.Chaga’s disease is transmitted by
A. Winged bugs
B. Trypanosoma cruzi
C. Xenopsylla cheopis
D. Bed bugs
71.Chaga’s disease is transmitted through the vector’s
A. Vomit drop
B. Faeces
C. Saliva
D. All of the above
72.Heavy infestation of winged bugs can cause a significant drop
in the haemoglobin count.
A. True
B. False
73.Which of the following is a possible vector of hepatitis B
virus?
A. Fleas
B. Bed bugs
C. Winged bugs
D. Lice
74.Which of the following manifestations is caused by infestation
with bed bugs?
Infection & Immunity - Parasitology Quiz 10 of 21 Alex School of Medicine - ASM
12. A. Bronzed pigmentation of the skin with pustular formation
B. Generalized allergic manifestations
C. Skin oedema and inflammation
D. Creeping eruption with papules and pustules
75.Murine endemic typhus is transmitted by fleas through vomit
drops.
A. True
B. False
76.Which of the following is not a mode of transmission of the
organism causing murine endemic typhus?
A. Saliva of the fleas
B. Inhalation of dry faeces
C. Contamination of wounds with faeces
D. Crushing of flea
77.Which of the following fleas is not an intermediate host for
Dipylidium caninum worm?
A. Ctenocephalides canis
B. Ctenocephalides felis
C. Pulex irritans
D. Nosopsyllus fasciatus
78.Which of the following is not a common area of skin for
infestation with Tunga penetrans?
A. Soles of the feet
B. Interdigital spaces
C. Area around the umbilicus
D. Area below toe nails
79.Which of the following is used in the treatment of flea
dermatitis?
A. Benzyl benzoate dimethylphthalate
B. Gammaxan powder
C. Malathion
D. None of the above
80.Sand fleas are a causative agent of Harara.
A. True
B. False
Infection & Immunity - Parasitology Quiz 11 of 21 Alex School of Medicine - ASM
13. 81.All anopheline species are responsible for transmission of
malaria.
A. True
B. False.
82.Malaria is a .... disease.
A. Protozoal.
B. Viral.
C. Bacterial.
D. Helminthic.
83.Anopheles transmit malaria through :
A. Crushing.
B. Feces.
C. Saliva.
D. Coxal Fluid.
84.Filariasis is a .... disease.
A. Protozoal.
B. Viral.
C. Bacterial.
D. Helminthic.
85.Arboviruses are transmitted through:
A. Crushing.
B. Feces.
C. Saliva.
D. Coxal Fluid.
86.Yellow fever transmitted by :
A. Anopheles.
B. Culex
C. Aedes.
87.Severe generalized allergic manifestations may occur by
introduction of the salivary secretion of mosquitoes
A. True.
B. False.
88...... is transmitted by vomit drop.
A. Malaria.
B. Phlebotomus fever.
C. Harara.
Infection & Immunity - Parasitology Quiz 12 of 21 Alex School of Medicine - ASM
14. D. Leshmaniasis.
89.Phelebotomus bite can cause :
A. Phlebotomus fever.
B. Harara.
C. Malaria.
D. A & B.
E. All of the above.
90.Glossina are ....... flies.
A. Blood Sucking.
B. Non_blood Sucking.
91.African sleeping sickness transmitted by:
A. Calliphora.
B. Musca domestica.
C. Glossina flies.
D. Sarcophaga.
92.The larvae responsible for gastric myasis is
A. Musca
B. Sarcophagi
C. Eristalis
D. Calliphora
93.Causes urogenital myasis
A. Fannia
B. Musca
C. Calliphora
D. All
94.Responsible for the invasion of wounds
A. Fannia
B. Musca
C. Calliphora
D. All
95.The larvae responsible for the ocular myasis
A. Oestrus
B. Fannia
C. Sarcophoria
D. All except b
96.In Aural myasis the larvae invade all except
Infection & Immunity - Parasitology Quiz 13 of 21 Alex School of Medicine - ASM
15. A. Outer ear
B. Middle ear
C. Brain tissue
D. Mastoid sinuses
97.Wohlfahrita cause all except
A. Conjunctivitis
B. Corneal ulcers
C. Fruncular swellings
D. Panophthalmitis
98.They larviposit or oviposit on dead tissues
A. Accidental myasis
B. Facultative myasis
C. Obligatory myasis
D. Specific myasis
99.Occurs when eggs or larvae is deposited on food
A. Accidental myasis
B. Facultative myasis
C. Obligatory myasis
D. Specific myasis
100.Myiasis can be defined as the invasion or infestation of
tissues or organs with maggots
A. true
B. false
101.Intestinal myiasis is facilitated by raised gastric acidity
A. true
B. false
102.Living and dead larvae may appear in stool or vomitus
A. true
B. false
103.When larvae invade hair follicles they cause a form of
creeping eruption
A. true
B. false
104.The posterior end of the larvae may be seen during the
invasion of intact skin
Infection & Immunity - Parasitology Quiz 14 of 21 Alex School of Medicine - ASM
16. A. true
B. false
105.Purulent exudates discharge from running ears attract several
flies
A. true
B. false
106.In Cordylobia anthrophaga the female lay their eggs on dry
soil or sand
A. true
B. false
107.When Dermatobia flies are ready to oviposit they glue their
eggs to the abdomen of man
A. true
B. false
108.Larvae of the lucilia flies are considered to be voracious of
the necrotic issues
A. true
B. false
109.The longer the larvae the older it is
A. true
B. false
110.helminths are......
A. multicellular
B. unicellular
C. unilaterally
D. none of the above
111.from phyla of helminths
A. anoplura
B. apicomplexa
C. nematoda
D. hemiptera
112.alimentary tract of platyhelminths is
A. completely absent
B. mature
Infection & Immunity - Parasitology Quiz 15 of 21 Alex School of Medicine - ASM
17. C. none of the above
113.platyhelminths are round worms
A. true
B. false
114.platyhelminths are
A. dorsoventrally flattened
B. laterally flattened
115.most of platyhelminths are hermaphrodites except
A. ascaris
B. fasciola hepatica
C. schistosoma mansoni
D. leishmania
116.platyhelminth is divided into
A. nematoda
B. trematoda
C. cestodea
D. a&b
E. b&c
117.cutical of trematoda may be
A. smooth
B. spiny
C. tuberculated
D. none of the above
E. all of the above
118.from stages of trematodes
A. miracidium
B. cercaria
C. sporocyst
D. all of the above
E. none of the above
119.parasitic trematodes uses humans as intermediate hosts
A. true
B. false
120.after snail penetration the miracidia transform into
A. metacercaria
B. redia
Infection & Immunity - Parasitology Quiz 16 of 21 Alex School of Medicine - ASM
18. C. sporocysts
D. cercaria
121.tail of cercaria may be
A. leptocercous
B. forked
C. pleurolophocercous
D. all of the above
122.from liver flukes
A. heterophyles heterophyles
B. schistosoma mansoni
C. fasciola gigantica
D. schistosoma haematobium
123.from intestinal flukes
A. fasciola gigantica
B. schistosoma mansoni
C. faschiola hepatica
D. none of the above
124.immature proglottides of cestodes contain fully developed
reproductive organs
A. true
B. false
125.cestodes don't have
A. body cavity
B. suckers
C. alimentary tract
D. a&c
E. b&c
126.nervous system of cestodes is present in the
A. neck
B. mature segments
C. scolex
D. gravid proglottides
Infection & Immunity - Parasitology Quiz 17 of 21 Alex School of Medicine - ASM
