L10

Question 1

Brush border or staited border

Answer 1

Microvilli

Question 2

Contain a core of Actin filaments, which are anchored to Villin in tip.

Answer 2

Microvilli

Question 3

Spectrin where and job?

Answer 3

Microvilli
Anchors terminal web to apical membrane

Question 4

Myosine 1 and 2 where and job

Answer 4

Microvilli
Contraction

Question 5

Glycocalyx

Answer 5

Microvilli

Question 6

Microvilli are in

Answer 6

Kidneys and intestine

Question 7

Are long microvilli

Answer 7

Stereocilia

Question 8

intermingling thin and thick regions.

Answer 8

Stereocilia

Question 9

Acetone filaments bundles in stereocilia are cross-linked by ___to

Answer 9

Fimbrin
Support them

Question 10

anchors the actin bundles to plasma membrane.

Answer 10

Erzin

Question 11

Where is sterocillia found

Answer 11

Me and reproductive tract, receptor hair cells in the ear

Question 12

____ are anchored into apical cytoplasm by a basal body that has

Answer 12

Cillia
Microtubule triplets

Question 13

Cillia has__ while the basal body__

Answer 13

Microtubule doublets with two centrioles
microtubules triplets

Question 14

Radial spoke

Answer 14

Proteins that extend from the a part of microtubules douplets that extends towards the centrioles

Question 15

Dynein

Answer 15

Proteins that are extended from the A part of the microtubules doublets that attaches to the adjacent B

Question 16

Isolated cillium

Answer 16

Flagellum

Question 17

Where is cilia found

Answer 17

Lungs bronchi oviducts trachea nasal cavity

Question 18

Occluding junctions include

Answer 18

tight junctions or zonula occludens

Question 19

In this junction, the plasma membranes are fused, forms a seal and prevents molecules from passing

Answer 19

Tight junctions or occluding junctions or Zanula occludens

Question 20

Resist attention provides mechanical strength

Answer 20

Desmosomes

Question 21

Are the main junctions for binding cells

Answer 21

Desmosomes

Question 22

Uses cadherins 

Answer 22

Adherence and desmosomes

Question 23

Let small molecules move directly between neighboring cells
uses connexons
ion simple sugars and other small molecules pass

Answer 23

Gap

Question 24

The basement membrane has 3 layers what are they

Answer 24

Basal lamina ( lamina lucids, lamina densa)
Attaching proteins ( between basal and reticular laminae)
Lamina reticularis

Question 25

What type of protein is in each Basement membrane layers

Answer 25

Attaching protein, collagen 7
Lamina densa, Collagen 4
Lamina L, laminin
Lamina reticularis , collagen 3

Question 26

Forms a meshwork of pro collagen for support and filtration in the basal lamina

Answer 26

Lamina densa, C4

Question 27

Collagen type seven anchors to?

Answer 27

Anchors the basal lamina to Type one and type three collagen of lamina reticularis

Question 28

What is the primary function of the basement membrane

Answer 28

Anchored down the epithelium to its loose connective tissue

Question 29

How is the epithelium connected to the loose connective tissue?

Answer 29

By cell matrix adhesions through SAM

Question 30

Acts as a mechanical barrier

Answer 30

Basement membrane

Question 31

Prevents malignant cells from invading the deeper tissues

Answer 31

Basement membrane

Question 32

What is carcinoma in situ?

Answer 32

When malignant cells are trapped because of the basement membrane

Question 33

Is essential for angiogenesis

Answer 33

Basement membrane

Question 34

Accelerates differentiation of endothelial cells

Answer 34

Basement membrane proteins

Question 35

__ has connexons
__ has cadherins

Answer 35

Gap
Adherence and desmosomes

Question 36

SAMs

Answer 36

Connect the epithelial tissue to the connective tissue