KA7.2- Thrombus

Question 1

(Formation) 1) The formation of… 11

Answer 1

a clot (thrombus) is referred to as thrombosis

Question 2

(Formation) 2) Atheroma may… 6

Answer 2

rupture damaging the endothelium

Question 3

(Formation) 3) The damage releases… 24

Answer 3

clotting factors that activate a cascade of reactions resulting in the conversion of the enzyme prothrombin to its active form thrombin

Question 4

(Formation) 4) Thrombin causes… 15 The fibrin threads form… , … and … 23

Answer 4

molecules of the soluble plasma protein fibrinogen to form insoluble threads of fibrin
a meshwork that clots the blood, seals the wound and provides a scaffold for the formation of scar tissue

Question 5

(Effects) 1) In some cases… until… 22

Answer 5

a thrombus may break lose forming an embolus which travels through the bloodstream until it blocks a blood vessel

Question 6

(Effects) 2) A thrombosis in a…14

Answer 6

coronary artery may lead to a myocardial infarction, heart attack

Question 7

(Effects) 3) A thrombosis in an…13

Answer 7

artery in the brain may lead to a stroke

Question 8

(Effects) 4) Cells are… leading to… 11

Answer 8

deprived of oxygen leading to death of the tissues

Question 9

(Effects) 5) A deep vein thrombosis (DVT) is… , … 20 Pain… 14

Answer 9

a blood clot that forms in a deep vein, most commonly in the leg
is experienced in the leg muscles due to a limited supply of oxygen

Question 10

(Effects) 6) This can… 13

Answer 10

break off and result in a pulmonary embolism in the lungs