the cell and tissues Flashcards

(108 cards)

1
Q

smallest living unit of structure and function humans have 46 chromosomes/ 23 pairs in each

A

cell

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2
Q

largest cell in the human body

A

ovum

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3
Q

smallest cell in the body

A

sperm

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4
Q

3 main parts of a cell

A

plasma membrane. cytoplasm, nucleus

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5
Q

the external structure of the cell
AKA cell membrane

A

plasma membrane

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6
Q

the substance inside the cell
intracellular fluid

A

cytoplasm

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7
Q

the command center of the cell

A

nucleus

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8
Q

gatekeeper or “bouncer”/ selectively permeable made of phospholipids and cholesterol

A

plasma membrane

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9
Q

cell glue “living matter”
contains the nucleus and organelles

A

cytoplasm

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10
Q

contains DNA
directs activity of the organelles

A

nucleus

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11
Q

controls mitosis
surrounded by the nuclear membrane

A

nucleus

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12
Q

nucleoplasm is the stuff inside of it

A

nucleus

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13
Q

this contains the nucleolus and chromatin

A

nucleoplasm

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14
Q

an organelle that consists of sacs and canals uses ribosomes to synthesize protiens

A

rough endoplasmic reticulum

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15
Q

an organelle that consists of sacs and canals synthesizes lipids and helps eliminate toxins

A

smooth endoplasmic reticulum

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16
Q

an organelle
protien factories; RNA

A

ribosomes

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17
Q

an organelle that processes molecules from the ER packs and transports carbs and protiens

A

golgi apparatus

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18
Q

an organelle
powerhouse of the cell; turns glucose to ATP

A

Mitochondria

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19
Q

an organelle
digestive system of the cell gets rid of waste

A

lysosome

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20
Q

an organelle that is rod-shaped
assists during mitosis (cell reproduction); spindle

A

centrioles

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21
Q

an organelle
little feet to move material over cell

A

cillia

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22
Q

an organelle
moves the sperm cell; tail

A

flagalia

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23
Q

chemical used as energy in mitochondria
AKA adenosine triphoshate

A

ATP

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24
Q

fingerlike projections of the cell membrane that increase surface area and aid in absorbing substances from extracellular fluid

A

mircovilli

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25
cleaner of the cell aka suicide sacs (they sacrifice selves for the cell)
lysosomes
26
found in the nucleoplasm, it programs the formation of ribosomes
the nucleous
27
little bits of DNA immature genetic material
chromatin
28
during this process of cell division, DNA molecules turn into chromosomes
mitosis
29
a type of transport that requires cellular energy from ATP produced in mitochondria
active transport
30
a type of transport that involves a low to high concentration
active transport
31
a type of transport that involves no cellular energy
passive transport
32
a type of transport that involves a high to low concentration
passive transport
33
2 kinds of passive transport
diffusion filtration
34
process by which substances scatter evenly throughout an available space
diffusion
35
2 kinds of diffusion
osmosis dialysis
36
Diffusion of water across a Premeable membrane
Osmosis
37
Diffusion of water and solutes (filter)
Dialysis
38
Water and solutes are pushed through the membrane by hydrostatic pressure
Filtration
39
A type of passive transport Example, coffee, and coffee maker
Filtration
40
Three kinds ____ ______
Active transport
41
A type of active transport A.k.a. permease system
Ion pump
42
A type of active transport moves ions across the membrane against a concentration gradient
Ion pump
43
Proteins structure in cell membrane, called a carrier, created by energy in active transport
Ion pump
44
A type of active transport cell eats another cell
Phagocytosis
45
A type of active transport cell sucks another cell dry
Pinocytosis
46
Combination of solute and solvent
A solution
47
Word for water only
Solvent
48
Substance absorbed by solvent (dissolved substances)
Solute
49
Three types of solutes
Hypertonic Hypotonic Isotonic
50
More solute than solvent
Hypertonic
51
Less solute than solvent
Hypotonic
52
50/50 solute and solvent
Isotonic
53
Cell implosion from hypertonicity
crenation
54
Cell swelling from hypotonicity
Lysis
55
Stages of cell division
Prophase Metaphase Anaphase Telophase PMAT
56
Cell phase when most activities are carried on no energy used resting in terms of cell division
Interphase
57
Phase of DNA replication when chromatin becomes chromosomes
Prophase
58
Phase of DNA replication, when spindle fibers appear nucleolus and nuclear envelope disappear
Prophase
59
Phase of DNA replication when chromosomes move into center of cell
Metaphase
60
Phase of DNA replication when chromosomes are pulled from the center via spindle fibers
Anaphase
61
Phase of DNA replication everything divides cell division, complete
Telophase
62
Four types of tissue
Connective Muscular Epithelial Nervous
63
Glia and neuron cells are in this type of tissue, rapid communication system and controls body
Nervous tissue
64
Nervous systems cells supporting tissue for neurons “ nerve glue”
Neuroglia
65
Nervous system cells it’s conducting units are dendrites and axons
Neurons
66
This structure takes information to the neuron cell body
Dendrite
67
This structure carries information away from the neuron cell body
Axon
68
Three types of muscle tissue
Skeletal, cardiac, and smooth
69
Striated, involuntary muscle tissue Moves the bone
Skeletal
70
Striated and involuntary muscle tissue Dark bands called Intercalated discs
Cardiac
71
Smooth and involuntary tissue (in blood vessels, hollow organs, intestines, bronchial tubes)
Smooth
72
Type of tissue packed tightly little or no matrix little or no intercellular material
Epithelial
73
This tissues function: secretion, absorption, and protection
Epithelial
74
4 shapes of a epithelial tissue
Squamous Cuboidal Columnar Transitional
75
Epithelial tissue that is flat and scale like
Squamous
76
Epithelial tissue that is longer than wide
Columnar
77
Epithelial tissue that varies in shapes and stretches
Transitional
78
Most abundant and widely distributed tissue, function: connects and supports
Connective tissue
79
7 types of connective tissue
Fibrous areolar bone blood adipose cartilage hemopoietic
80
Most abundant type of connective tissue
Areolar
81
Tissue that includes collagen for tendons( strong, white, and flexible does not stretch)
Fibrous
82
Has a calcified matrix hard and rigid osteons are the cells that make it up
Bone
83
Hard but flexible, “firm plastic or gristle like gel” chondrocytes, are the cells that make it up
Cartilage
84
A type of connective tissue Liquid matrix carries nutrients and hormones
Blood
85
The matrix of blood largest part of blood, carries water, salts, and enzymes light, yellow color
Plasma
86
Forms red blood cells in lymphatic system sells
Hemopoietic
87
Connects bone to bone
Ligaments
88
Connects muscle to bone
Tendons
89
Dilute salt water solution that bathes cells AKA tissue fluid
Interstitial fluid
90
The process of division of the nucleus involved in cell reproduction; cell reproduces itself
Mitosis
91
The process of cell division that have the number of chromosomes in reproductive cells (ova and sperm)
Meiosis
92
Single layer of very thin and irregularly shaped cells
Simple squamous epithelial
93
Several layers of cells, closely packed protects body against invasion by micro organisms
Stratified squamous epithelial
94
Proteins on the cell membranes, outer surface serves as___ for certain other molecules
Protein receptors
95
This identifies a cell as coming from a specific individual due to its surface proteins
Plasma membrane
96
A component of the plasma membrane that helps stabilize the phospholipid molecules to prevent breakage of the plasma membrane
Cholesterol
97
Two processes of proteins synthesis
Transcription and translation
98
Swelling due to fluids, trapped in body tissues
Edema
99
A small particle of an element Made up of protons, neutrons and electrons
Atom
100
A combination of two or more atoms
Molecule
101
Composed of two or more elements mixture, called matter, can exist, as solids, liquids or gases
Compounds
102
Three types of chemical bonds
Ionic covalent and polar covalent
103
Chemical Forms complex molecules from simple molecules
Anabolism
104
Chemical reaction Breaks down complex compound
Catabolism
105
Proteins that speed up chemical reactions, but not consumed or altered in the process
Enzymes
106
Acidity or alkalinity of a solution is measured in
PH
107
“Little organs” The basic structures found in cells
Organelles
108
Layers of collagen and elastin fibers of fibers are aligned in a different direction and each
Fascia