Health

Health, 07.11.2019 09:31, jovonjones1234

I’m sure i know this but honestly i forgot : ( i know it’s not c

what is the job of blood vessels?
a: to pump the blood
b: to transport nutrients to the body
c: to digest food

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Biology, 30.06.2019 01:00, bestsonever698

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Health, 02.07.2019 04:30, devinluck100

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English, 16.09.2019 19:30, SmokeyRN

What does it mean if your blood pressure is high? o a. it means your blood is becoming deoxygenated too quickly. b. it means the heart is contracting too slowly to pump enough blood to your organs. c. it means your blood vessels are so constricted that blood cannot flow through d. it means the heart has to contract harder to pump blood to your organs.

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Biology, 31.10.2019 21:31, zgueyeu

Blood flow is regulated in all three types of blood vessels through and dilation. *contraction of blood vessels blood flow, while of blood vessels, or dilation, allows free flow of blood. *muscle fibers control the constriction and dilation of vessels. in the capillaries, rings of muscle called capillary control blood flow. *the directional flow of blood in the veins is controlled with , which prevent backward blood flow when closed, and allow blood to flow only the heart when open.

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I’m sure i know this but honestly i forgot : ( i know it’s not c

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