Cell Flashcards

1
Q

It is the basic functional unit of all living organism.

A

CELL

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2
Q

Basic Parts of the Cell

A

Plasmalemma
Cytoplasm
Nucleus

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3
Q

lipid bilayer composed of phospholipids and cholesterol; proteins extend across or are embedded in either surface of the lipid bilayer.

A

Plasmalemma

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4
Q

Outer boundary of cells; controls the entry and exit of substances therefore keep constant ion content of cytoplasm; receptor proteins function in intercellular communication; marker molecules enable cells to recognize one another

A

Plasmalemma

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5
Q

Major constituent of the plasmalemma

A

Proteins

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6
Q

Types of Plasmalemma

A

Integral
Peripheral
Transmembrane/multipass

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7
Q

How many layers in integral and peripheral?

A

1 layer

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8
Q

How many layers in Transmembrane?

A

2 layers

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9
Q

Appearance of lipid bilayer

A

Fluid mosaic model

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10
Q

Organelles swim in this “Big Pool” inside the cell

A

Cytosol

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11
Q

Liquid part of the cell

A

Cytosol

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12
Q

Largest organelle of the cell and the most obvious feature under the microscope.

A

Nucleus

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13
Q

Ground Substance of the cell

A

Cytosol

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14
Q

What are the membrane bound organelles?

A

ER
Lysosome
Peroxisome
Golgi apparatus
Mitochondria

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14
Q

Control center of the cell containing the blueprint from which all the other components of the cell are constructed.

A

Nucleus

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15
Q

Anastomosing network of intercommunicating channels or cisternae formed by a continuous membrane.

A

Endoplasmic Reticulum

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16
Q

Membranous tubules and flattened sacs with attached ribosomes

A

Rough E. R.

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17
Q

Synthesizes proteins and transports them to Golgi apparatus

A

Rough E. R.

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18
Q

Membranous tubules and flattened sacs with no attached ribosomes

A

Smooth E. R.

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19
Q

Manufactures lipids and carbohydrates; detoxifies harmful chemicals; stores and controls release of calcium

A

Smooth E. R.

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20
Q

Flattened membrane sacs (cisternae) stacked on each other that collects, modifies, packages and distributes proteins and lipids manufactured by the ER.

A

Golgi Apparatus

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21
Q

Produces lysosome

A

Golgi Apparatus

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22
Q

Receiver in golgi apparatus

A

Cis Face

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23
Q

Transport or transfere in golgi apparatus

A

Trans Face

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24
Membrane bound vesicles formed from the Golgi apparatus.
Lysosome
25
Contain a variety of enzymes that function as intracellular digestive systems (hydrolase) that were synthesized in the rough endoplasmic reticulum
Lysosome
26
Vesicles formed by budding off from the smooth endoplasmic reticulum rather than from the Golgi apparatus, and by self replication (growth and division of preexisting peroxisomes).
Peroxisome
27
They contain oxidases
Peroxisome
28
The membrane-bound vesicles that pinch off from the Golgi apparatus move to the surface of the cell, their membranes fuse with the plasma membrane, and the contents of the vesicles are released to the exterior by exocytosis.
Secretory Vesicle/ Granules
29
Vesicles formed as a result of phagocytosis
Endosomes
30
double membraned elongated organelles
Mitochondria
31
Mitochondria has inner membrane with many folds, what do you call the folds?
crisTAE
32
Carry out aerobic respiration to produce ATP (adenosinte triphosphate)
Mitochondria
33
A cell within a cell because it has its own DNA
Mitochondria
34
What are the non-membrane bound organelles?
Cytoskeleton, Centrosome. Basal bodies, Ribosomes
35
Supports the cell and holds the nucleus and other organelles in place.
Cytoskeleton
36
It is also responsible for changes in cell shape and the movement of cell organelles.
Cytoskeleton
37
What is the diameter of intermediate filament?
8-10nm
38
What is the diameter of microtubules?
25nm
39
What is the diameter of actin filaments?
5-7nm
40
maintain cell shape, assist in cell division, and form essential components like cilia and flagella
Microtubule
41
strengthen and maintain cell shape
Intermediate filaments
42
some involved in movement & contraction, change cell shape, and support microvilli
Actin/microfilaments
43
Organelle which is prominent during mitosis
Centrosome
44
Specialized zone of cytoplasm that is the center of microtubule formation
Centrosome
45
Composed of 9 triplets of microtubules per centriole
Centrosome
45
How many centriole does centrosome have?
2
46
Centrosome is composed of how many triplets?
9
46
The centrosome when it is elongated it is called?
Mitotic spindle
46
It has 9 doublets and 2 singlets
Basal bodies
47
Required for development of cilia. Derived from centrioles
Basal bodies
47
Short, hair-like structures and capable of moving and vary in number from none to thousand per cell.
Cilia
48
What are the cell surface appendages?
CIlia Flagella Microvilli Stereocilia
48
Protein synthesis for use within the cell. Composed of rRNA and protein.
Ribosomes
48
movement of the cell's environment
Cilia
48
What do you call the 9 triplets and 2 singlets? It is the arrangement of microtubules within flagella and cilia.
Axoneme
49
Movement of the cell itself
Flagella
50
What is the diameter of flagella?
1um
51
Have structure similar to cilia but are much longer. Usually only one per cell
Flagella
52
Specialized extension of cell membrane that are supported by microfilaments but do not actively move.
Microvilli
53
Increase the surface area of cells
Microvilli
54
Unusually long microvilli
Stereocilia
55