Answer: Vascular smooth muscle cells.
Explanation:
Vascular smooth muscle cells are the contractile tissues which regulates flow blood and pressure of the blood by vasoconstriction (contraction) and/or vasodilatation (relaxation).
Vasoconstriction is the contraction of the blood vessels to increase tge pressure of the blood.
Vasodilatation is the relaxation of the blood vessels which results in a decrease in blood pressure.
<span>somatic
This is a piece of the peripheral nervous system. Real elements of the substantial sensory system incorporate willful development of the muscles and organs and reflex developments. In the course of its development, tangible neurons convey driving forces to the mind and the spinal string.</span>
Anaerobes/ Anaerobic organisms