Veins and Capillaries

Question 1

Veins

Answer 1

Transport blood back to the heart from tissues

Question 2

Capillaries

Answer 2

Connect arteries to veins (arterioles to venules)

Question 3

Structure of veins

Answer 3

Thin wells. Less muscles compares to arteries. Rely on skeletal muscle pressure and valves

Question 4

Why skeletal muscle pressure?

Answer 4

Keeps blood flowing

Question 5

Valves prevent what?

Answer 5

Backflow due to gravity

Question 6

Structure of capillaries

Answer 6

Think leaky walls. Allow exchange of materials between blood and tissues

Question 7

What leaks through capillary walls? 1)

Answer 7

Oxygen and nutrients from blood to tissue

Question 8

What leaks through capillary walls? 2)

Answer 8

Waste products (CO2, Urea) from tissues to blood

Question 9

What leaks through capillary walls? 3)

Answer 9

White blood cells

Question 10

Blood flow is slowest where and why?

Answer 10

In capillaries. Allows for exchange. Take your tiimeeee

Question 11

What does blood consist of?

Answer 11

Plasma and cells

Question 12

Types of blood cells

Answer 12

Red, white, and platelets