Parasitology Lecture Exam 2

Front 1

Family Ixodidae are commonly known as

Back 1

Hard ticks

Front 2

Ixodid ticks have how many different life cycles?

Back 2

3

Front 3

What suborder is known as soft ticks?

Back 3

Argasidae

Front 4

What condition does the ixodid tick cause

Back 4

Tick paralysis

Front 5

Branchurians are ectoparasites of what ecosystems?

Back 5

Freshwater and marine ecosystems

Front 6

How do farmers reduce the abundance of branchurians?

Back 6

Using pesticides

Front 7

What are pentastomidas commonly known as?

Back 7

Tongue worms

Front 8

What undergoes hemimetabolous development and hemimetabolous development?

Back 8

Primitive insects

Front 9

What regions are the body of insects divided into?

Back 9

Head thorax abdomen

Front 10

How are crab lice best treated?

Back 10

With insecticidal

Front 11

How is the body of fleas compressed which enables them to crawl between the hairs and feathers of their host?

Back 11

Laterally

Front 12

What contamination is remembered by the mantra of the 4 "f" words?

Back 12

Fecal oral

Front 13

Pollantant is poisonous to the

Back 13

Host

Front 14

Pollutant is not poisonous to the

Back 14

Vector

Front 15

What system in the host is weakened that makes it susceptible to parasites?

Back 15

Immune system

Front 16

What increases the chances of transmission of parasites?

Back 16

Increase parasitaemia

Front 17

The effectiveness of a ______ as a transmission agent is heavily determined by it's feeding behavior is. What it feeds on, where it feeds and when

Back 17

Vector

Front 18

Refraining from eating ___ prevents infection from trichinella and taenia solium

Back 18

Pork

Front 19

Not eating ____ protects against infection with taenia saginata

Back 19

Beef

Front 20

What is taenia saginata

Back 20

Beef tape worm

Front 21

What is taenia solium

Back 21

Pork tapeworm

Front 22

What adaptive immunity occurs when an animal received antibodies from another organism

Back 22

Passive immunity

Front 23

What body surface of invertebrates provides protection from both biotic and abiotic factors?

Back 23

Outer body surface

Front 24

The ____ immune system is often considered as two different branches ie. Innate and adaptive component which work together and influence one another

Back 24

Vertebrate

Front 25

_____ immunity can be divided into physical, microbial and physiological aspects

Back 25

Innate

Front 26

Whether it is active or passive _____ immunity represents a specific response to antigens and is primarily mediated by lympgcytes

Back 26

Adaptive

Front 27

B lymphocytes are produced in _____

Back 27

Bone marrow

Front 28

When B lymphocytes are activated they form plasmacells (effector cells) that secrete antibodies to the surrounding plasma. This is called

Back 28

Humoral immunity

Front 29

Name the 5 HIV co infections

Back 29

1) parasite

2) malaria

3) leishmania

4)parasitic

5) microsporidia

Front 30

In response to stimulation B lymphocytes develop develop into B cells that secrete ____

Back 30

Antibodies

Front 31

Natural killer lymphocytes kill virus infected cells and ___

Back 31

Tumor cells

Front 32

_____ are unicellular structured and therefore only intracellular parasites can be transmitted within them

Back 32

Gametes

Front 33

_____ are unicellular structured and therefore only intracellular parasites can be transmitted within them

Back 33

Gametes

Front 34

Religion and war influence

Back 34

Parasites transmission

Front 35

_____ infections are those that are acquired in hospitals or as a result of a medical procedure

Back 35

Norsocomial

Front 36

Occurs when a parasite produces infective stages that colonize the same individual host as their parents

Back 36

Autoinfections

Front 37

Congenital transmission is an example of ______ transmission

Back 37

Vertical

Front 38

The order diptera are also known as ______ flies

Back 38

True

Front 39

The class insecta has separate ______ and _____ sexes

Back 39

Male , female

Front 40

Fleas lack _______ eyes but they usually have clusters of ocelli. They have limited visual capabilities but can detect changes in light intensity.

Back 40

Compound

Front 41

Fleas have a sensory structure called a ______ on the dorsal surface of their last abdominal segment that detects vibration.

Back 41

Sensillum

Front 42

The order lice is divided into _____ lice and sucking lice

Back 42

Biting

Front 43

Name the 5 immunoglobulins

Back 43

IgG IgA IgE IgM IgD

Front 44

What is the function of cytokines

Back 44

They influence the behavior of immune cells

Front 45

What is a geohelminth and name 2

Back 45

Helminth parasite whose infective stage a found in soil this includes trichuris trichuris and Ascaris lumbricodes.

Front 46

How can biological and abiotic factors influence toxicity of an animal

Back 46

Front 47

How can pollutants increase chances of parasite transmission

Back 47

Front 48

What is a vector

Back 48

Animals that physically transmit parasites between host

Front 49

What is an intermediate host

Back 49

A host that goes through life cycle but not sexual reproduction

Front 50

What is a paratenic host

Back 50

Tranfer or transport host

Front 51

How does global warming affect transmission of diseases

Back 51

Can cause flooding and other extreme weather that can spread parasites by damaging homes and creating breathing grounds for parasites, damaging sewage and spreading parasite etc