Ch 4 Flashcards

1
Q

Membranous organelles

A

Lysosomes

Peroxisomes

Endoplasmic reticulum

Golgi complex

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2
Q

Non-membranous organelles

A

Ribosomes

Centrosomes

Centrioles

Cytoskeleton

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3
Q

Facilitated diffusion

A

Assistance from plasma membrane proteins

Two types:

Channel-mediated diffusion

Carrier- mediated diffusion

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4
Q

Types of channels

A

Leak channels- open

Gates channels - closed

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5
Q

Isotonic

A

Little water

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6
Q

Hypotonic

A

Solution has lower concentration of solutes, higher concentration of water than cytosol

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7
Q

Hypertonic

A

Solution with a higher concentration of solutes than cytosol

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8
Q

Crenation

A

Cell shrinks

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9
Q

Active transport

A

Moving from low to high

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10
Q

Phagocytosis

A

Cellular eating

Active process

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11
Q

Pinocytosis

A

Cellular drinking

Active process

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12
Q

Receptor mediated endocytosis

A

Uses receptors on plasma membrane to bind molecules within interstitial fluid and bring molecules inside cell

Active process

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