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48 Cards in this Set
- Front
- Back
folds of membrane that form flattened channels and tubular canals
|
endoplasmic reticulum (ER)
|
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three substances contained within a nucleolus
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proteins
RNA DNA |
|
the four main functions of membrane proteins
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carriers
channels enzymes receptors |
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the two types of cell identity markers in the cell membrane
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glycolipids
glycoproteins |
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the largest organelle in the cell
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nucleus
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The cytoplasm is the substance of the cell within the ________ and outside the ________.
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membrane
nucleus |
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double-layered membrane that surrounds the nucleus
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nuclear envelope
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The ________ is found inside the nucleus and makes ribosomes.
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nucleolus
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The cytoplasm is mostly made of water, but also contains ________, nutrients, ________, and dissolved ________.
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salts
wastes gases |
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location of aerobic respiration
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mitochondrion
plural: mitochondria |
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has a large surface area due to its looping membrane
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endoplasmic reticulum (ER)
|
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function of the cell membrane
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regulates passage of molecules into and out of the cell
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provide means of communication between nucleus and cytoplasm
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nuclear pores in nuclear envelope
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cristae found within its outer membrane
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mitochondrion
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the control center of the cell
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nucleus
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another term for interstitial (intercellular) fluid
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internal environment
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studded with ribosomes
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rough endoplasmic reticulum
(rough ER) |
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functions are packaging and secretion
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Golgi body
(Golgi apparatus, complex) |
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the three main parts of a human cell
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cell(plasma)membrane
cytoplasm organelles |
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term for cell division
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mitosis
|
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the "gatekeeper" of the cell
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cell membrane
|
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The function of the nucleolus is ________ formation.
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ribosome
|
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uses DNA to regulate cellular activities
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nucleus
|
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the cell's environment
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cytoplasm
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The funtion of the lysosome is intracellular ________.
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digestion
|
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four main parts of the nucleus
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nuclear envelope
chromatin nucleolus nucleoplasm |
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three substances in the cell membrane besides phospholipids and integral proteins
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cholesterol
glycolipids glycoproteins |
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cell membrane model showing bilayer of phospholipids and protein molecules
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fluid-mosaic model
|
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composed of DNA and protein
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chromosomes
|
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creates proteins
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ribosome
|
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recognize similar cells or dangerous foreign cells
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cell identity markers
|
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openings throughout the nuclear envelope
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nuclear pores
|
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substance produced in the nucleolus that is vital to protein synthesis
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ribosomal RNA
(rRNA) |
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two types of extracellular fluid
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interstitial (intercellular)
plasma (lymph when in lymphatics) |
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the two main parts of the cell membrane
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bilayer of globular and phospholipid proteins
|
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fluid inside of a cell
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intracellular fluid
(cytosol) |
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recycles worn-out products
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lysosome
|
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two classifications of movement of materials across the cell membrane
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passive processes
active processes |
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concentrated area of RNA
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nucleolus
|
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two means of communication via cell membranes
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receptors
identity markers |
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fluid outside of body cells
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extracellular fluid
|
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the cellular contents between the cell membrane and the nucleus
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cytoplasm
|
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fluid portion of the nucleus
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nucleoplasm
|
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highly organized cellular structures specialized for specific functions
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organelles
|
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the study of cells
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cytology
|
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function is transport by means of vesicles
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endoplasmic reticulum (ER)
|
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loose mass within the nucleus that is formed from DNA and protein
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chromatin
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process by which white blood cells engulf and destroy bacteria
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phagocytosis
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