PARA LEC PART 2

46問 • 1年前

問題一覧

From drinking water contaminated with cyst and Clonorchis, Opistorchis, and Haplorchis through ingesting raw or improperly cooked freshwater fish contaminated with infective larvae

Entamoeba histolytica and Giardia lamblia

Skin penetration: Skin to soil

Hookworm and Stringyloides

Skin penetration: Skin via water

Schistosoma

In transmammary infection, parasites may be transmitted through mother’s milk

Ancylostoma and Strongyloides

Congenital Transmission: ___________

Toxoplasma gondii (trophozoites)

it invades red blood cell, after multiplication, the host’s red blood cell rupture resulting in the release of merozoites.

Plasmodium

causes massive intestinal bleeding which result in Chronic blood loss and Iron deficiency anemia

Heavy Hookworm infection

Trophozoites of _____________ is unable to survive the acidic environment of vigina

Trichomonas vaginalis

Chemical component of body fluids play major role in the protection of host.

True

The ____content of breastmilk found to be toxic to Giardia lamblia

Lipase

_____ found in tears and saliva is able to destroy microorganisms

Lysozyme

Physiological function of the body can inhibit the parasite invasion.

True

Peristalsis , motion of cilia and human reflexes all serves to expell parasite

True

Coughing enable to eject aberrantly situated adult _________ and egg of ________

Ascaris lumbricoidea and Paragonimus westermani

Flushing action of urine increase the number of Trichomonas vaginalis

False

The innate response happens when the body detects and eliminates pathogens through nonspecific mechanisms that use mechanical, chemical, and cytokine-mediated methods to destroy or disrupt invading organism with little or no delay from the time of invasion.

True

one method is phagocytosis by _______ and ______ for pathogen elimination through oxidative killing and toxic peptides

Macropagaes and dendric cells

Which organisms are classified as intracellular pathogens? I. Leishmania spp. II. Toxoplasma gondii III. Giardia lamblia IV. Trypanosama cruzi V. Plasmodium falciparum

I, II, and IV

Proto:

First

Zoa:

Animal

Unicellular organism that performs all the functions: reproduction, digestion, respiration, excretion, etc.

Protozoa

usually single but may be double or multiple

Nucleus

contains one or more nucleoli or a central karyosome (DNA containing body which is situated peripherally or centrally within the nucleus)

Nucleus

inner (often granulated), dense part.

Endoplasm

it shows number of structures such as golgi bodies, endoplasmic reticulum, food vacuoles, and contractile vacuoles

Endoplasm

regulate osmotic pressure between the parasite and its environment

Contractile vacoules

outer (non-granulated), typically watery

Ectoplasm

Homogenous and serves as an organ for motility and engulfment of food by producing pseudopodia

Ectoplasm

Helps in respiration, discharging waste material and providing protective covering

Ectoplasm

Fingerlike

Pseudopodia

Tail-like

Flagella

Hair-like

Cilia

controls secretions and excretions

Plasma membrane

cell mouth

Cytostome

storage for glycogen protein

Chromatoidal bodies

Morphological characteristics of Entamoeba histolytica: It divides through binary fission and capable encystation.

Trophozoites

Morphological characteristics of Entamoeba histolytica: Contains Large glycogen vacoule and two chromatid bar and the secretes highly retractile cyst wall around and becomes cyts.

Precyst

Morphological characteristics of Entamoeba histolytica: it has protective thick cell wall and capable of excystation.

Cyst

Morphological characteristics of Entamoeba histolytica: Liberated quadrinuclate amoeba and capable excystation

Metacyst

Subphylum sarcodina:

Acanthamoeba castellani, Entamtamoeba dispar, Entamoeba nana, Naegleria fowleri

Subphylum Mastigophora under Atrial flagellates

Chilomastix mesnili, Giardia lamblia, Trichomonas hominis, Trichomonas vaginalis, Dientamoeba fragilis

Subphylum Mastigophora: hemoflagellates organism

Trypanosama brucei complex, Leishmania tropica, Leishmania braziliensis, Leishmania donovani

Phylum Apicomplexa

Babesia spp., Cryptosporidium Hominis, Cyclospora Cayetanensis, Isospora belli, Plasmodium spp., Toxoplasma gondii

Stage forming a cyst or becoming enclosed to a capsule, this event takes place in the rectum of the host as feces are dehydrated or soon after the feces have been excretedStage forming a cyst or becoming enclosed to a capsule, this event takes place in the rectum of the host as feces are dehydrated or soon after the feces have been excreted

Encystation

Escape from cyst or envelope, produces a trophozoite from the cyst stage, and it takes place in the large intestine of the host after the cyst has been ingested.

Excystation

resembling a "basket of flowers" shape

Iodamoeba butschlii

TROPHOZOITES AND CYST

ユーザ名非公開 · 11問 · 1年前

TROPHOZOITES AND CYST