Tranportation In Animals : Blood and Blood vessels

Transportation in Humans (Blood Vessels)

What prevents clotting of blood inside the blood vessels?

What are great blood vessels ?

______ tissue is found around blood vessels.

Which of the following is an anticoagulant and checks blood coagulation in blood vessels?

Name the embryonic layer from which heart, blood and blood vessels develop.

Assertion: Blood coagulates in unijured blood vassels. Reason: Uninjured blood vessels release an anticoagulant heparin.

What is the effect of ADH on blood vessels?