THE CELL

Question 1

Smallest functional units that retain necessary characteristics for life

Answer 1

Cell

Question 2

Group of similar cells performing similar functions

Answer 2

Tissue

Question 3

XXX

Answer 3

Plasma membrane

Question 4

Aka. Intracellular fluid. Fluid contents inside a cell

Answer 4

Cytosol

Question 5

Fluid outside the cell containing substances

Answer 5

Extracellular fluid

Question 6

Fluid between cells

Answer 6

Intersitital fluid

Question 7

Fluid in blood vessels

Answer 7

Plasma

Question 8

Fluid surrounding the brain and spinal cord

Answer 8

Cerebrospinal fluid

Question 9

Reflectss on the performance of a cell function. - Strengthen, support, and connects adjacent cell membranes

Answer 9

Membrane proteins

Question 10

Finger-like projections that increase surface area

Answer 10

Microvilli

Question 11

Cell substance between cell membrane and nucleus consisting of cytosol and organelles

Answer 11

Cytoplasm

Question 12

A cell consists of protein filaments with cytosol giving cell structural support and some movement

Answer 12

Cytoskeleton

Question 13

A rounded/elongated organelle that directs growth, metabolism, cell production, and contains most of DNA

Answer 13

Nucleus

Question 14

Organelle where protein synthesis takes place

Answer 14

Ribosomes

Question 15

The site of protein synthesis with attached ribosomes

Answer 15

Endoplasmic reticulum

Question 16

Creates lipid molecules, regulates calcium with the cell and metabolism

Answer 16

Smooth endoplasmic reticulum

Question 17

Aka. Apparatus. Organelle that processes, organizes, and delivers molecules to the plasma membrane and around cell

Answer 17

Golgi Complex

Question 18

An organelle that breaks down substances

Answer 18

Lysosome

Question 19

An organelle that produces ATP from organic compounds

Answer 19

Mitochondria

Question 20

Hair-like projections on cell providing steady movement of fluid/particles along cell surface

Answer 20

Cilia

Question 21

Longer hair-like projections than cilia providing movement of cell body

Answer 21

Flagella

Question 22

The transport of material across the plasma membrane passively or actively

Answer 22

Membrane transport

Question 23

No energy needed for membrane transport

Answer 23

Passive transport

Question 24

Energy needed for membrane transport

Answer 24

Active transport

Question 25

A difference in concentration of a chemical from one place to another

Answer 25

Concentration gradient

Question 26

A passive process of a substance moving down its concentration gradient (both solvents and solutes)

Answer 26

Diffusion

Question 27

Movement of water molecules through a selectively permeable membrane (a passive process)

Answer 27

Osmosis

Question 28

Movement of a substance across a membrane against its concentration gradient (an active process)

Answer 28

Active transport

Question 29

Movements in a small spherical sac (an active process)

Answer 29

Transport in vesicles

Question 30

Extracellular materials brought into a cell in a vesicle formed by plasma membrane

Answer 30

Endocytosis

Question 31

A form of endocytosis, engulfing large solid particles, performed only by phagocytes

Answer 31

Phagocytosis

Question 32

Vesicles formed in a cell fuse with plasma membrane and release materials out of the cell

Answer 32

Exocytosis

Question 33

Allows substances to pass between cells

Answer 33

Gap junctions

Question 34

Prevent passageway of substances between cells

Answer 34

Tight junctions

Question 35

Anchors cells to one another

Answer 35

Anchoring junction