cellular A&P Flashcards

1
Q

components of the cell

A

cytoplasm
organelles
cell membrane

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2
Q

cytoplasm

A

colorless liquid
water, nutrients, ions, dissolved gasses, and water
responsible: for supporting livid substances found within cells

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3
Q

organelles

A

specialized structures within the cytoplasm

perform work that maintains cells life

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4
Q

cell membrane

A

semipermeable holds the cell together

made of phospholipids and cholesterol

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5
Q

nucleus

A

largest organelle

contains genetic material that controls cells structure, function, and replication

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6
Q

what does DNA form

A

chromosomes

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7
Q

ribosomes

A

made of ribosomal RNA and protein

manufacture enzymes and proteins

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8
Q

endoplasmic reticulum

A

membranes tubules extend from nucleus to membrane

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9
Q

rough er

A

collects, folds, transports protein made by ribosomes

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10
Q

smooth er

A

synthesizes chemicals, makes the new membrane

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11
Q

Golgi apparatus

A

group of flattened sacs, located near the nucleus

collects proteins, folds, sorts, chemically modifies, packages, sends off

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12
Q

mitochondria

A

composed of two membraneous sacs, one inner and outer membrane

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13
Q

lysosomes

A

membrane-enclosed packet

contain digestive enzymes

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14
Q

cell extensions

A

micovilli
cillia
flagella

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15
Q

passive transport processes

A

diffusion

osmosis

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16
Q

diffusion

A

simple diffusion
occurs until concertation is equal on both sides of the membrane
solutes from higher to lower concentration

17
Q

osmosis

A

water low to a high concentration

18
Q

active transport

A

endocytosis

exocytosis

19
Q

endocytosis

A

taking in substances

  • phagocytosis: engulfing solid
  • pinocytosis: engulfing liquid
20
Q

exocytosis

A

release of substances

  • use of vessels
  • glands of secreting hormone
21
Q

sources of energy

A

carbohydrates: glucose/sugar–> glycogen
fats: triglycerides–> fatty acids
proteins: to amino acids

22
Q

energy production

A

acetyl-CoA—> citric acid cycle—> ATP

23
Q

mitosis

A

most common cell division n
one cell divides into two separate cells
diploid cells

24
Q

four phases

A

prophase
metaphase
anaphase
telophase

25
Q

prophase

A

chromosome stuck together

nuclear envelope dissolves

26
Q

metaphase

A

either end of cell they made

27
Q

anaphase

A

separate from copies and space

28
Q

telophase

A

cell division- cleavage furrow

29
Q

what phase does the cell live in

A

interphase