[Answered] Which of the following opposes the flow of blood back to the heart? A) vascular resistance B) ...

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Author Question: Which of the following opposes the flow of blood back to the heart? A) vascular resistance B) ... (Read 46 times)

Sportsfan2111

Hero Member
Posts: 585

on: Feb 27, 2019

Which of the following opposes the flow of blood back to the heart?
A) vascular resistance
B) peripheral veins have valves to prevent backflow of blood
C) muscular pumps squeeze veins and move blood toward the heart
D) blood pressure
E) blood pressure gradient from arteries to veins

Question 2

The average length of the menstrual cycle is ________ days.
A) 16
B) 19
C) 21
D) 28
E) 35

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frejo

Sr. Member
Posts: 349

Reply #1 on: Feb 27, 2019

Answer to Question 1

A

Answer to Question 2

D

Sportsfan2111

Hero Member
Posts: 585

Reply #2 on: Feb 27, 2019

Thanks

frejo

Sr. Member
Posts: 349

Reply #3 on: Feb 27, 2019

Welcome

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