Chapter 3

Question 0

Polygonal cell shape

Answer 0

Angular shape

Question 1

Squamous cell shape

Answer 1

Thin and flat

Question 2

Stellate cell shape

Answer 2

Starlike

Question 3

Cubiodal cell shape

Answer 3

Square

Question 4

Columnar cell shape

Answer 4

Columns

Question 5

Spheroid cell shape

Answer 5

Round

Question 6

Discoid cell shape

Answer 6

Disk shape

Question 7

Disinformation cell shape

Answer 7

Spindle shaped

Question 8

Fibrous cell shape

Answer 8

Thread like

Question 9

Where is intracellular fluid located?

Answer 9

Inside the cell

Question 10

Where is extracellular fluid located?

Answer 10

Outside the cell

Question 11

What does cholesterol do for the membrane?

Answer 11

Holds phospholipids still

Question 12

Where are peripheral proteins located?

Answer 12

Surface of membrane

Question 13

What do carriers do?

Answer 13

Bind to molecules to transport across membrane

Question 14

What do glycoproteins do?

Answer 14

Recognize potentially dangerous cells

Question 15

What do cell adhesion molecules do?

Answer 15

Hold cells to one another

Question 16

What are microvilli?

Answer 16

Extensions on membrane to increase surface area for absorption

Question 17

What are cilia?

Answer 17

Hair like ligaments, help move things

Question 18

What are flagella?

Answer 18

Longer structures than cilia

Question 19

What is simple diffusion?

Answer 19

High concentration to low concentration

Question 20

What is active transport?

Answer 20

Up a concentration gradient: requires energy

Question 21

What is passive transport?

Answer 21

Down a concentration gradient: doesn’t not require energy

Question 22

What is osmosis?

Answer 22

Diffusion of water down a concentration gradient

Question 23

What is reverse osmosis?

Answer 23

Water is forced against it’s concentration gradient

Question 24

What is equilibrium?

Answer 24

When both sides of osmosis are filtered through exchange

Question 25

What is tonicity?

Answer 25

Absolute of a solution to effect fluid volume and pressure in a cell

Question 26

What is a hypotonic solution?

Answer 26

Has a lower concentration of no permeating solutes

Question 27

What's a hypertonic solution?

Answer 27

Has a higher concentration of non-permeating solutes than intracellular fluid

Question 28

What is an isotonic solution?

Answer 28

Equal concentration

Question 29

What are transport proteins responsible for?

Answer 29

Carrier-mediated transport

Question 30

How many solutes do uniports carry?

Answer 30

One

Question 31

How many solutes do symports carry?

Answer 31

Two or more in the same direction

Question 32

How many solutes do antiports carry?

Answer 32

2 or more in different directions

Question 33

What does vesicular transport move?

Answer 33

Large particles

Question 34

What does endocytosis do?

Answer 34

Brings materials into a cell

Question 35

What does phagocytosis do?

Answer 35

Engulfs particles

Question 36

What does pinocytosis do?

Answer 36

Taking in fluid

Question 37

What is exocytosis?

Answer 37

Process of discharging material from a cell

Question 38

What is transcytosis?

Answer 38

Endocytosis and exocytosis

Question 39

What is the cytoskeleton?

Answer 39

Determine shape of cell

Question 40

What is the largest organelle?

Answer 40

Nucleus

Question 41

What is endoplasmic reticulum?

Answer 41

System of interconnected cisternae

Question 42

Rough ER structure

Answer 42

Flattens sacs covered with ribosomes

Question 43

Smooth ER

Answer 43

Tubular cisternae

Question 44

What are ribosomes?

Answer 44

Translate RNA to protein

Question 45

What is the Golgi complex?

Answer 45

Received proteins, sorts, and packages them

Question 46

What are lysosomes?

Answer 46

Packages of enzymes surrounded by a unit membrane

Question 47

What are peroxisomes?

Answer 47

Use oxygen to oxidize other molecules

Question 48

What do mitochondria do?

Answer 48

Synthesize ATP

Question 49

what is a centriole?

Answer 49

Short, cylindrical assembly of microtubules