Vasoconstriction!
a vascular spasm
As with all blood vessels, the renal artery has a layer called the tunica media, which is usually rich in vascular smooth muscle.
irreversible ischemia
The coronary artery supplies the heart muscles
Smooth muscle.
Vasoconstriction!
a vascular spasm
Spasm
antagonistic muscle action.
Spasm
Vasoconstriction is normal contraction of smooth muscle in the artery wall.
It is called your diaphragm.
Babies happen
A muscle becomes shorter when it contracts.
an isometric contraction iso=same metric=length therefore the muscle maintains the same length as it contracts
The Triceps extend (Stretch out) as the biceps contract.
A muscle that contracts shortens whereas a muscle that relaxes lengthens.