Cell Movement and the Cytoskeleton Flashcards

1
Q

Objectives

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Why should a physician care about cell movement

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

The Cytoskeleton

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Cytoskeletal Proteins

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Cytoskeletal Functions

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What is the green?

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What are Microtubules

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Microtubule Structure

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Video of Microtubules

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Lysosomes and Endosomes Revisited

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Kinesins vs. Dyneins

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Centrioles

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Mitotic Spindle

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Name 3 Drugs that Affect Microtubule function

A
  1. Colchicine
  2. Vinblastine
  3. Taxol
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Colchicine

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Vineblastine

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Taxol

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Cilia Structure and Function

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

Primary Cilliary Dyskinesia

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

Microfilament Structure

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

Polymorphism of Microtubules

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

Microfilaments and Cytoskeleton

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q
A
26
Q

Microvilli vs. Cillia

A

Microvilli — shorter than cilia and immobile. Their core protein of Microfilaments

Cilia — core protein of microtubules — actively moved by the cell

27
Q

Cell Division and Microtubules vs. Microfilaments

A
28
Q

Name 2 Drugs that Affect Microfilament Function

A
29
Q

Cytochalasins

A
30
Q

Phalloidin

A
31
Q

Intermediate Filaments Structure and Function

A
32
Q

Type I intermediate Filaments

A
33
Q

Type II Intermediate Fillaments

A
34
Q

Type III Intermediate Filaments

A
35
Q

Type IV Intermediate Filaments

A
36
Q

Type V Intermediate Filaments

A
37
Q

Intermediate Filaments and Structural Integrity

A
38
Q
A
39
Q

Skin Cells Stained for Keratin

A
40
Q

Epidermolytic Bullosa Simplex (EBS)

A
41
Q

EBS Mutation

A
42
Q

Epidermolytic Hyperkeratosis

A
43
Q

Epidermolytic Palmoplantar Keratoderma

A
44
Q

Hypertrophic Cardiomyopathy

A
45
Q

Motor Neuron Disease

A
46
Q

NF-H Overexpression

A
47
Q

Taxol is used to treat which of the following?

Broken Bones

Cancer

Atrophy of Muscle

Viral Infections

Bacterial Infections

A

Cancer

48
Q

Which of these are involved in chromosome movement during mitosis and meiosis?

Microtubules

Intermediate filaments

Microfilaments

A

Microtubules

49
Q

Which of these are involved in cytokinesis?

Microtubules

Intermediate filaments

Microfilaments

A

Microfilaments

50
Q

What is the diameter and polarity of microtubules?

50nm Plar

50 nm Non polar

25nm Polar

A

25nm Polar

51
Q

Which is true regarding cytoskeletal Elements and subunits?

Most cytoskeletal proteins are part of the network

Most cytoskeletal proteins are soluble subunits

There is a balance between network and soluble subunits in the cell.

A

There is a balance between network and soluble subunits in the cell.

52
Q

Cytoskeletal elementas have a wide variety of functions much of this variety of function can be explained by?

Different core subunits in each element

Polarity of each element

The protein associated with each element

Availability of ATP to each Element

A

The protein associated with each element

53
Q

Genetic defects in keratin genes leads to which of the following?

Cardiomyopathy

Mental Retardation

Hepatitis

Early onset diabetes

Skin blistering of newborns

A

Skin blistering of newborns

54
Q

If you had a sample of tumor from a patient and whereintereste in knowing the origin of the tumor cells an antibody to which protein family would be most helpful?

Microtubules

Intermediate Filaments

Microfilaments

A

Intermediate Filaments

55
Q

Which of these are the “Tracks” on which cellular vesicles travel?

Microtubules

Intermediate Filaments

Microfilaments

A

Microtubules

56
Q

What is the diameter and polarity of intermediate filaments?

10 nm Polar

10nm Non Polar

A

10nm Non Polar

57
Q

Which of the following describing the microtubule organizing center is correct?

Near golgi associated with the minus end of microtubules

Near golgi associated with the plus end

Near nucleus associated with the minus end of the microtubules

Near the nucleus associated with the plus end of the microtubules

A

Near golgi associated with the minus end of microtubules

58
Q

In this image green is staining for tubular the red dot is which of the following?

Centriole

Filopdia

Mitochondria

The endoplasmic reticulum

A

Centriole

59
Q

What is the diameter and polarity of microfilaments?

A

5nm Polar

60
Q

Which of the following forms the core protein in cillia

Microtubules

Intermediate Filaments

Microfilaments

A

Microtubules