Phys 9 Flashcards

1
Q

What organ produces TPO?

A

the liver (a little kidney action too)

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

Platelets contain…

A
  1. Actin and myosin (cell contracts, empties vesicles)
  2. Mitochondria
  3. Remnants of the ER (CA2+ storage)
  4. COX1 (thromboxane A2)
  5. Fibrin stabilizing factor (clot stability)
  6. Platelet derived growth factors (repair)
  7. Serotonin (5-HT)
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Platelet Cell membranes express…

A
  1. Glycoproteins
  2. Phospholipids
  3. Receptors for collagen
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is the role of platelet derived growth factor?

A

-stimulate fibroblast to grow in the area, and they differentiate into smooth muscle

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

Where does tissue plasminogen activator come from?

A

released by damaged tissue

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