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What kind of blood vessels are helped by contracting the skeletal muscles?
Veins are assisted in maintaining one way flow by the skeletal muscles' contrations. Valves also ensure one-way flow.
How do the lymphatic and cardiovascular system work together?
The blood vessels connect with the contracting muscles in the spleen.
What vessels cant constrict and dilate?
Capillaries
What causes blood to flow through the heart?
The blood flows to and from the heart primarily because of the relaxing and contracting of the heart muscle. Muscles throughout the body also exert pressure on blood vessels to literally push blood to the heart. the relaxing and contracting of the heart muscle
What blood vessels are helped by the contracting of skeletal muscles?
Veins are assisted in maintaining one way flow by the skeletal muscles' contrations. Valves also ensure one-way flow.
What kind of tissue enables the blood vessels to stretch?
Blood vessels are surrounded by very small circular muscles which contract and relax to allow blood vessels to constrict and dilate. The vessels also contain elastin which allows them to stretch.
Do blood vessels constrict or expand when a person overheats?
yes
Do blood vessels constrict when heat is applied to the skin?
Yes
What nervous system signals blood vessels to constrict?
The Sympathetic
Which type of muscle constricts veins when blood pressure drops suddenly?
Smooth muscles constrict veins when blood pressure suddenly drops. These types of muscles are the non striated, involuntary muscles found in blood vessels, veins, arteries, the uterus, the bladder, and reproductive tracts.
What make blood vessels constrict and dilate?
Nothing, blood vessels are nothing because they wont harm you or anything like that.
What chemical cause blood vessels to constrict?
Two examples are histamines and amphetamines.
