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CHE - Cytology

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Medical Subjects Cytology, Histology and Embryology Quiz sobre CHE - Cytology, criado por Sole C em 07-04-2015.
Sole C
Quiz por Sole C, atualizado more than 1 year ago
Sole C
Criado por Sole C mais de 9 anos atrás
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Resumo de Recurso

Questão 1

Questão
Receptor mediated endocytosis is the process of accepting substances, after recognizing them and linking them to their specific membrane receptors.
Responda
  • True
  • False

Questão 2

Questão
The clathrin protein participates in the coated vesicles.
Responda
  • True
  • False

Questão 3

Questão
Exocytosis is the process of releasing secretory granules through the cell membrane.
Responda
  • True
  • False

Questão 4

Questão
Glycocalix is a glycoprotein coat located on top of the plasmalemma and attached to it.
Responda
  • True
  • False

Questão 5

Questão
Cytoplasmic inclusions are obligatory (general) cell organelles.
Responda
  • True
  • False

Questão 6

Questão
Cell matrix (cyotsol) is a light microscopy concept designated to the part of the cytoplasma that is not occupied by any structures.
Responda
  • True
  • False

Questão 7

Questão
Mitochondria observed under light microscope appear as tender granules or filaments.
Responda
  • True
  • False

Questão 8

Questão
Nissl bodies (substance) are a light microscope image of the rough (granular) endoplasmic reticulum.
Responda
  • True
  • False

Questão 9

Questão
Each cilia is built of microtubules following the 9x3+0 formula.
Responda
  • True
  • False

Questão 10

Questão
The coated vesicles participates in the intracellular transport processes.
Responda
  • True
  • False

Questão 11

Questão
Cell (plasma) membrane consists of:
Responda
  • Lipid bilayer and integral proteins
  • Lipid bilayer, integral proteins, polysaccharides
  • Lipid bilayer and protein bilayer
  • Lipid monolayer and integral proteins

Questão 12

Questão
The pinocytosis is:
Responda
  • Uptake by the cells of fluid material
  • Extrusion of material to the exterior
  • Transport of molecules through the plasmalemma with structural changes in it.
  • Transport of molecules through the plasmalemma using enzymes.

Questão 13

Questão
By which of the following contacts the intercellular space disappears:
Responda
  • "Zipper" interlocking (interdigitations)
  • Tight junction (Zonula Occludens)
  • Desmosome (Macula adherens)
  • Gap Junction (nexus)

Questão 14

Questão
The conexones are structural components of:
Responda
  • "Zipper" interlocking (interdigitations)
  • Tight junction (zonula occludens)
  • Desmosome (macula adherens)
  • Gap junction (nexus)

Questão 15

Questão
Golgi apparatus is stained with:
Responda
  • Iron-hematoxylin
  • Feulgen reaction
  • Silver nitrate (AgNO3)
  • Hematoxylin-eosin

Questão 16

Questão
Formation of new mitochondria is associated with:
Responda
  • Modification of Golgi apparatus cisternae
  • Their own budding or simple division
  • Modification of rough-surfaced (granular) endoplasmic reticulum
  • Fusion of lysosomes

Questão 17

Questão
Which of the following processes is concerned with the rough-surfaced (granular) endoplasmic reticulum:
Responda
  • Protein synthesis
  • Glycogen formation
  • Lipid synthesis
  • Carbohydrate metabolism

Questão 18

Questão
The coated vesicles participate in:
Responda
  • Intracellular digestion
  • Lipid synthesis
  • Intracellular transport processes
  • Protein synthesis

Questão 19

Questão
The lysosomes consists of:
Responda
  • Single membrane and phosphorylating enzymes
  • Single membrane and hydrolytic enzymes
  • Double infolded membrane
  • Microtubules

Questão 20

Questão
The microtubules are components of:
Responda
  • Nucleus
  • Cytoskeleton
  • Cell (plasma) membrane
  • Nuclear envelope

Questão 21

Questão
The sex chromatin (Barr Body) is seen in:
Responda
  • Male somatic cells
  • Female somatic cells
  • Male germ cells
  • Female germ cells

Questão 22

Questão
Feulgen reaction (technique) is used for visualization of:
Responda
  • RNA
  • DNA
  • Proteins
  • Polysaccharides

Questão 23

Questão
The histone proteins (histones) take part in:
Responda
  • Formation of DNA molecule
  • Formation of the karyoplasm
  • Formation of the nuclear pores
  • Formation of the ribesomes

Questão 24

Questão
The interphase nucleus of young, functional activity cells is:
Responda
  • Pyknotic
  • Large, pale stained with prominent nucleolus
  • With extremely dense heterochromatin
  • Fragmented

Questão 25

Questão
At metaphase the chromosomes:
Responda
  • Move to the center of the cell in relation to the spindle fibers
  • Move to the opposite poles of the cell
  • Are free dispersed in the cell
  • Are attached to inner surface of nuclear envelope

Questão 26

Questão
Mitotic spindle fibers consists of:
Responda
  • Microtubules
  • Microfilaments
  • Myofilaments
  • Neurofibrils

Questão 27

Questão
The lipids are visualized using:
Responda
  • Iron hematoxylin
  • Sudan III
  • PAS reaction
  • Hematoxylin - Eosin

Questão 28

Questão
The karyorexis is:
Responda
  • Fragmentation of the nucleus
  • Melting of the nucleus
  • Disappearance of the nucleolus
  • Extrusion of the nucleus

Questão 29

Questão
The apocrine secretion is associated with:
Responda
  • Loss of the apical portion of the cell cytoplasm
  • The entire cell is secreted
  • Without the loss of any cell cytoplasm
  • Loss of the basal portion of the cell cytoplasm

Questão 30

Questão
The apoptosis is:
Responda
  • Programmed cell death
  • Cell death under pathological conditions
  • Cell differentiation
  • Cell division

Questão 31

Questão
The integral protein of the plasma membrane interact with:
Responda
  • Peripheral proteins
  • Components of the cytoskeleton
  • Lysosomes
  • Nucleolus
  • Endoplasmic reticulum

Questão 32

Questão
The glycocalix:
Responda
  • Is polysaccharide layer
  • Takes part in the cell adhesion
  • Takes part in the cell cooperation
  • Contains protein and ion channels
  • Takes part in the ATP synthesis

Questão 33

Questão
The types of adherent junctions are:
Responda
  • Desmosomes (macula adherens)
  • Hemi-desmosome
  • Nexus
  • Zonula adherens
  • "Zipper" interlocking (interdigitations)

Questão 34

Questão
The nexus is:
Responda
  • Built of connexones
  • Cell organelle
  • Occluding junction (tight junction)
  • Consisting of protein channels for transport of small molecules and ions between the cells
  • Enzyme

Questão 35

Questão
The basophilia of the cell cytoplasm is due to:
Responda
  • Presence of abundant smooth-surfaced endoplasmic reticulum
  • Presence of abundant rough-surfaced endoplasmic reticulum
  • Numerous mitochondria
  • Numerous ribosomes
  • Presence of abundant lipid droplets

Questão 36

Questão
The nuclear pores:
Responda
  • Are localized to the inner nuclear membrane
  • Consist of three rings each containing 8 protein granules
  • Are closed by a thin, fibrous unilaminar diaphragm
  • Are built of connexones
  • Are localized to the outer nuclear membrane

Questão 37

Questão
The nucleolus is:
Responda
  • General cell organelle
  • Built of parts of the chromosones N.13, 14, 15, 21, 22
  • Place where the ribesomes are fromed
  • Component of the nucleus
  • Bounded by a membrane

Questão 38

Questão
The main functions of the smooth-surfaced endoplasmic reticulum are:
Responda
  • Formation of the secretory granules
  • Add carbohydrates to the proteins (formation of glycoproteins)
  • Synthesis of lipids and steroid hormones
  • Synthesis of glycogen and mucus
  • Intracellular transport

Questão 39

Questão
The term dyctiosome describes:
Responda
  • Component of Golgi complex
  • Component of centrioles
  • Flattened cisternae with outer forming and inner secreting surfaces
  • Releasing of secretory granules form the inner surface
  • Releasing of secretory granules form the outer surface

Questão 40

Questão
Which of the following features are specific for the mitochondria:
Responda
  • Posses own genetic apparatus
  • Formation of new mitochondria is trough their own budding or simple division
  • Take part in the ATP synthesis
  • Take part in the polysaccharides synthesis
  • Are component of the cytoskeleton

Questão 41

Questão
Which of the following features are common for the mitochondria and peroxysomes
Responda
  • Are bounded by double membrane
  • Contain matrix with numerous enzymes
  • Take part in the biosynthesis of fatty acids
  • Are general membrane cell organelles
  • Posses own genetic apparatus

Questão 42

Questão
Which of the following features are specific for the lysosomes
Responda
  • Take part in the steroid synthesis
  • Take part in the intracellular digestion
  • Contain hydrolytic enzymes
  • Are related to processes of cell aging and death
  • Contain phosphorylating

Questão 43

Questão
Which of the following features are specific for the peroxysomes:
Responda
  • Take part in the steroid synthesis
  • Take part in the intracellular digestion
  • Contain oxidative enzymes
  • Contain matrix with crystalloid
  • Contain phosphorylating enzymes

Questão 44

Questão
Which of the following features are specific for the microtubules
Responda
  • Sustain the cell shape
  • Are built from the protein actin
  • Take part in the intracellular transport of molecules and organelles
  • Ensure mobility of the microvilli
  • Participate in the formation of spindle fibers during mitosis

Questão 45

Questão
The mitochondria are visualized using:
Responda
  • Iron-hematoxylin
  • Methylene blue
  • Acid fucsin by Altmann's method
  • Hematoxylin-Eosin
  • Impregnation technique

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