View
216
Download
0
Category
Preview:
Citation preview
8/14/2019 Sub 1.3 - Blood Clot Mechanism
1/13
8/14/2019 Sub 1.3 - Blood Clot Mechanism
2/13
8/14/2019 Sub 1.3 - Blood Clot Mechanism
3/13
Red blood cell
8/14/2019 Sub 1.3 - Blood Clot Mechanism
4/13
8/14/2019 Sub 1.3 - Blood Clot Mechanism
5/13
8/14/2019 Sub 1.3 - Blood Clot Mechanism
6/13
8/14/2019 Sub 1.3 - Blood Clot Mechanism
7/13
Wound in skin
Platelet gather StickyForms a temporary plugin leakingvessel
Produce
Trombokinase
Trombokinase
Ion Calcium
Prothrombin
Need
Vitamin D
Thrombin
Fibrinogen
Fibrin
Forms the threads
of the clot
Later
Harden (scab)
Mechanism of blood clotting
8/14/2019 Sub 1.3 - Blood Clot Mechanism
8/13
Whenever an injury occurs a chain reaction is setoff.
Wound in skin
8/14/2019 Sub 1.3 - Blood Clot Mechanism
9/13
Wound in skin
Platelets gather at a site of the injury andbecome sticky
Platelet
8/14/2019 Sub 1.3 - Blood Clot Mechanism
10/13
Forming a temporary plug in the leakingForming a temporary plug in the leakingvesselvessel
Wound in skin
8/14/2019 Sub 1.3 - Blood Clot Mechanism
11/13
Prothrombin (non-active enzyme) need ionProthrombin (non-active enzyme) need ion
calcium to convert into thrombin.calcium to convert into thrombin.
Trombokinase
Ion CalciumProthrombin
Vitamin K
Thrombin
8/14/2019 Sub 1.3 - Blood Clot Mechanism
12/13
Thrombin converts soluble fibrinogenThrombin converts soluble fibrinogen
(plasma protein formed by the liver)(plasma protein formed by the liver)into insoluble fibrin. Fibrin forms theinto insoluble fibrin. Fibrin forms the
threads of the clotthreads of the clot
Thread of clot
8/14/2019 Sub 1.3 - Blood Clot Mechanism
13/13
A mesh-like network ofA mesh-like network offibrin traps red bloodfibrin traps red blood
cells together, formingcells together, forming
the blood clot, whichthe blood clot, which
later hardens into alater hardens into a
scab.scab.
Recommended