PRACTICE QUIZ UNIT 5-6 Flashcards

1
Q

Epithelial Tissue function (3)

A
  • Covering of body surfaces
  • Lining of body cavities and hollow organs
  • Usually has free surface that interacts with external environment
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2
Q

Epithelial tissue that can be found lining the heart, blood vessels and lymphatic vessels

A

Simple squamous

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3
Q

Epithelial tissue that can be found lining the esophagus, mouth, and vagina

A

Stratified squamous

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4
Q

Epithelial tissue that lines the ducts of sweat glands, mammary glands, and salivary glands

A

Stratified cuboidal

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5
Q

Which of the following is not a connective tissue –> Bone, blood, cartilage, tendons, muscle

A

Muscle

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6
Q

Which of the following is classified as a loose connective tissue –> Blood, spongy bone, areolar connective tissue, elastic connective tissue, hyaline cartilage

A

Areolar Connective Tissue

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7
Q

The extracellular matrix of blood tissue consists of

A

Plasma

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8
Q

What is responsible for pumping blood throughout body

A

Cardiac muscle

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9
Q

What tissue is made up of small spindle shaped cells found in walls of hollow organs

A

Smooth muscles

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10
Q

What tissue contains multinucleate cells whose movements are voluntary

A

Skeletal

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11
Q

Two principles of cells found in nervous tissues

A

Neuroglial cells and neutrons

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12
Q

3 main components of lipid bilayer portion of plasma membrane

A

Phospholipid, cholesterol, proteins

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13
Q

Nonpolar parts of phospholipids

A

Fatty acid tail groups

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14
Q

Membrane protein that extends across entire lipid bilayer of plasma membrane touching mouth intracellular fluid and extracellular fluid

A

Transmembrane protein

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15
Q

Plasma membranes are _____ meaning some chemicals can move easily while some cannot

A

Selectively permeable

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16
Q

What does not influence the rate of diffusion of a chemical across plasma membrane

A

Amount of ATP

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17
Q

What type of transport uses ATP to go against the concentration gradient

A

Active Transport

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18
Q

If the solute concentration is greater inside of the cell than the outside, the movement of water via osmosis will be

A

Into cell cause water moves low to high concentration

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19
Q

What transport process uses vesicles formed at cell membrane to take up extracellular substances and import them into cell

A

Endocytosis

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20
Q

In this transport, a solute binds to a specific carrier protein on one side of the membrane. This binding induces a conformational change in the carrier protein that results in solute moving down its concentration gradient

A

Faciltiated diffusion

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21
Q

Transport process by which gases like O2 and CO2 move through membrane

A

Simple diffusion; no assistance

22
Q

Transport process that uses vesicles that fuse with plasma membrane to secrete materials out

A

Exocytosis

23
Q

Location of simple squamous

A

Lines inside of blood vessels

24
Q

Location of stratified squamous

A

Esophagus

25
Q

Location of simple cuboidal

A

Lines tubules of kidneys

26
Q

Location of stratified cuboidal

A

Lines duct of sweat glands

27
Q

Location of simple columnar

A

Lines digestive tract

28
Q

Location of stratified columnar

A

Lines the male urethra

29
Q

Skeletal muscle

A

Attached to bones around entrance points of body, voluntary, long cylindrical and many nuclei

30
Q

Smooth muscle

A

Walls of major organs and pathways, regulate movement of materials through digestive tract or ducts and regulate blood flow in capillaries, involuntary, short spindle shaped and one nuclei

31
Q

Cardiac muscle

A

Walls of heart, contractions to pump blood, involuntary, short cylindrical, one nuclei

32
Q

Backbone of membrane

A

Phospholipid bilayers

33
Q

Proteins that penetrate membrane

A

Integral proteins

34
Q

Proteins with attached carbohydrates

A

Glycoproteins

35
Q

Phospholipids with attached carbohydrate chains

A

Glycolipids

36
Q

Proteins that interact with the molecule and shuttle across membrane

A

Carrier proteins

37
Q

Substance into which the solute is dissolved

A

Solvent

38
Q

Diffusion concentration

A

High to low

39
Q

Osmosis differs from diffusion in that it requires a membrane that is

A

Selectively permeable

40
Q

A RBC placed in a HYPOTONIC solution will

A

plump and burst

41
Q

Crenation

A

Term to describe shrinking of RBC

42
Q

Material is transported out the cell through

A

Exocytosis

43
Q

How is diffusion, facilitated diffusion, osmosis and active transport are different

A
  • Diffusion goes from high to low concentration and requires NO energy
  • Facilitated diffusion is the assistance of materials to go through the cell membrane with the help of transmembrane integral proteins like carrier/channel proteins (NO ENERGY)
  • Osmosis is the diffusion of WATER from low to high concentration and no energy used
  • Active transport is moving materials against their concentration gradient using ATP
44
Q

How is diffusion important to living cell

A

Small and non polar (no charge) molecules like CO2 and O2 can move in and out cell

45
Q

How is facilitated diffusion important for living cell

A

Helping materials that are harder to pass through the cell such as large molecule or ions like glucose to move in and out cell

46
Q

How is osmosis important for living cell

A

Cells can maintain proper water balance quickly and easily because of the unrestricted movement of water to their concentration gradient

47
Q

How is active transport important for living cell

A

Cells can maintain concentrations of molecules even when their concentration gradient does not favour such movements in and out cell (Sodium and potassium ions)

48
Q

How is phagocytosis important for living cell

A

Cells can engulf molecules that are too big to fit through carrier or channel proteins

49
Q

How is pinocytosis important for living cell

A

Cells can “Drink” large quantities of extracelula fluid to access dissolved substances that are not able to travel across membrane

50
Q

How is exocytosis important for living cell

A

Cells can eliminate unwanted material that are too big for carrier/channel proteins

51
Q

What would happen if a RBC is placed in water

A

The RBC would be surrounded by a hypotonic solution, where there is greater concentration in the cell than outside so there would be a net diffusion of water flowing in cell causing it to swell and eventually burst (lyse)

52
Q

What would happen if a RBC is placed in a highly concentrated salt solution

A

The RBC would be surrounded by a hypertonic solution, where there is lower concentration in the cell than outside so there would be a net diffusion of water flowing out the cell causing it to shrivel and die (plasmolysis/crenation)