Why do veins also have valves?
to keep the blood from circulating too fast
to regulate contra...
Health, 07.06.2020 18:57 jakebice4480
Why do veins also have valves?
to keep the blood from circulating too fast
to regulate contractions of the heart
to keep the veins from losing blood
to prevent gravity from pulling the blood towards the feet
Answers: 2
Health, 22.06.2019 14:20, nelyanariba981p555ve
Think of five people whom you consider socially successful. write their names in the space below.
Answers: 1
Chemistry, 16.10.2020 01:01
Social Studies, 16.10.2020 01:01
Mathematics, 16.10.2020 01:01
Health, 16.10.2020 01:01
Mathematics, 16.10.2020 01:01
Mathematics, 16.10.2020 01:01