Quiz
Exam 1 - Chapter 2
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1A network of microtubules snd microfilaments in the cytoplasm.
FUNCTIONS to strengthen and support; movement of cellular structures and materials.
Hint: It's made of proteins organized in fine filaments or slender tubes.- ACytoskeleton
- BCytoplasm
- CPlasmalemma
- DCytosol
2All non sex cells in the body are called [blank_start]________[blank_end].
- Asomatic cells
3The material bet. the cell membrane and the nuclear membrane.
- ACytoskeleton
- BCytoplasm
- Cphospholipids
- DCytosol
4Increases surface area to facilitate absorption of extracellular materials.
- AMicrovilli
- BCilia
- CFlagella
- DCentrioles
5An intracellular fluid.
Contains dissolved nutrients, ions, soluble and insoluble proteins and waste materials.- ACytosole
- Bextracellular fluid
- Cglycocalyx
- Dmicrotubules
6Organizes microtubules in the spindle to move chromosomes during cell division.
Location: In centrosome near nucleus- ACentrioles
- BCiliums
- CRibosomes
- DCytosols
7______ control movement of materials over cell surfaces
- ACilia
- BFlagella
- CMIcrotubles
- DLysosomes
8Function: Propels sperm cells through fluid.
Location: At cell Surface- ACilia
- BFlagella
- CMicrovilli
- DCentrioles
9Function: Protein synthesis
Composition: RNA + Protein- ARibosomes
- BMitochondria
- CLysosomes
- DPeroxisomes
10Cytoplasm consists of two types of intercellular materials. Cytosol and what?
- AOrganelles
- BPeroxisomes
- CProteins
- DFilaments
11Three of these are NONmembranous organelles. Which are they?
- ACytoskeleton
- BCentrioles
- CRibosomes
- DMitochondria
- EGolgi apparatus
12Intracellular structure that performs a specific function or group of functions.
- AOrganelles
- BMolecules
- CCytoplasm
- DPhospholipids
13 An intracel-lular organelle responsible for generating most of the ATP required for cellular operations.
- AMitochondria
- BEndoplasmic reticulum
- CRibosomes
- DCentrioles
14Cellular organelle that contains DNA, RNA, and proteins; a mass of gray matter in the central nervous system.
- ANucleus
- BMitochondria
- CEndoplasmic reticulum
- DGolgi apparatus
15A network of membranous channels in the cytoplasm of a cell that functions in intracellular
transport, synthesis, storage, and secretion- AEndoplasmic reticulum
- BGolgi apparatus
- CLysosomes
- DCytoskeleton
16 Cellular organelle consisting of a series of membranous plates that give rise to lysosomes and secretory vesicles.
It modifies proteins.
Synthesized and packages secretion.- AGolgi apparatus
- BEndoplasmic reticulum
- CMitochondria
- DRibosomes
17Intracellular vesicle containing digestive enzymes.
- ALysosomes
- BPeroxisomes
- CRibosomes
- DCytosol
18The Plasmalemma is made up for 4 of these. Which are they?
- AGlycolipids
- BPhospholipids
- CProtein
- Dcarbohydrates
- EGlucose
- Fsteroids
- GAsparagus
19Which of these are NOT functions of the plasmalemma?
- AIsolation
- BProtection
- CSensitivity
- DCell-cell-communication
- EStrength and Support
- FMovement of materials
- GProtein synthesis
20movement of molecules from an area of higher concentration to an area of lower concentration (or over the concentration gradient)
- AOsmosis
- BFacilitative diffusion
- CDiffusion
21The diffusion of water molecules (rather than solutes) across a selectively permeable membrane. Note that water molecules diffusing toward an area of lower water concentration are moving toward an area of higher solute concentration
- AOsmosis
- BDiffusion
- CFacilitative diffusion
- DActive transport
22Solutes are passively transported across a plasma- lemma by a carrier protein. The direction of movement follows the concentration gradient.
- AActive transport
- BFacilitative diffusion
- COsmosis
- DDiffusion
23Carrier proteins that can move specific substances across the plasmalemma despite an opposing concentration gradient.
- AActive transport
- BFacilitative diffusion
- COsmosis
- DPinocytosis
24______ is the packaging of extracellular materials into a vesicle (a membrane-bound sac) for importation into the cell.
- AEndocytosis
- BExocytosis
- CPinocytosis
- DPhagocytosis
25In _______, vesicles form at the plasma- lemma and bring extracellular fluid and small molecules into the cell. This process is often called “cell drinking.
- APinocytosis
- BPhagocytosis
- CExocytosis
26In ______, vesicles form at the plasmalemma to bring solid particles into the cell. This process is often called “cell eating.
- Aphagocytosis
- BPinocytosis
- CExocytosis
27Small, finger-shaped projections of the plasmalemma are termed ______. Increase the surface area of the plasmalemma.
- AMicrovilli
- Bcilia
- CFlagella
- DPeroxisomes
28 A membranous vesicle containing enzymes that break down hydrogen peroxide to water and oxidants. Abundant in liver cells.
- APeroxisomes
- BLysosomes
- CRibosomes.
- DMItochondrian
29 ______ is membranous organelle that is a site of protein synthesis and storage.
- ARough endoplasmic reticulum
- BSmooth endoplasmic reticulum
- Cfixed ribosomes
30membranous organelle where lipid and carbohydrate synthesis
and storage occur.- Asmooth endoplasmic reticulum:
- Brough endoplasmic reticulum:
- Cfixed endoplasmic reticulum:
31Proteins associated with the DNA of the nucleus, and around which the DNA strands are
wound.- Ahistones
- Bcell adhesion molecules
- CChromosomes
- Dcristae
32The extensive connections between cells hold them together and may deny access to chemicals or pathogens that may contact their free surfaces. The combination of __________ molecules, intercellular cement, and physical inter-
locking gives the epithelium great strength and stability.- Acell adhesion molecules
- Bproteoglycans
- Chistones
- DCommunicating junctions
33a class of glycoproteins composed of many long, linear chains of glycosaminoglycans (GAGs) covalently linked to a core protein
- Aproteoglycans
- Bglycoteoglycans
- CZonaprotiens
34In a _______ cells are held together by interlocked membrane proteins. These are channel proteins, which form a narrow passageway. (also called gap junctions)
- ACommunicating junctions
- BAdhering junctions
- CTight junctions
- DAnchoring junctions
- Egap junctions
35A junction between two epithe- lial cells that physically binds the cells together
- AAdhering junctions
- BCommunicating junctions
- CTight junctions
- DAnchoring junctions
36Connect intracellular microfilaments to protein fibers.
Found in epithelial tissue that migrates during wound repair.- AAnchoring junctions
- BTight junctions
- Cgap junctions
- DZona adherens
37Prevents movement of water and other molecules from passing bet the cells.
- AZona adherens
- BAnchoring junctions
- CTight junctions
- Dgap junctions
38They are known as an adhesion belt. A sheetlike attaching material. Provides strong links that cells can shed from the body in sheets.
- AMacula adherens
- BZona adherens
- CFocal adhesions
39A small localized attaching junction that is most abundant in superficial layers of the skin
- AFocal adhesions
- BMacula adherens (desmosomes)
- CZona adherens
40______ attach an epithelial cell to extracellular structures, such as the protein fibers in the basal lamina.
- AHemidesmosomes
- BHistions
- CPeroxisomes
41Check this shit out
http://imgur.com/a/LNSXx- Aok
- Bno
Informações
- Descrição
- Exam ONE Nursing Quiz sobre Exam 1 - Chapter 2 , criado por Levi Chodorow em 22-02-2017.
- Autor
- Levi Chodorow
- Idioma
- English
- Visualizações
- 10
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