Cardiovascular System - Chapter 15, Part 2

Cardiovascular System - Chapter 15, Part 2

Assessment

Interactive Video

Biology

University

Practice Problem

Hard

Created by

Lauren Royal-Woods

FREE Resource

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What do arteries carry away from the heart?

Waste products

Carbon dioxide

Oxygen-rich blood

Nutrients

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why do veins appear blue when viewed through the skin?

Due to a trick of light and the way light wavelengths are absorbed

Due to the presence of blue cells in the blood

Because the blood in veins is blue

Because veins are made of blue tissue

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What special feature do veins have to help blood return to the heart?

Elastic membranes

Valves

Thicker walls

Higher pressure

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do muscles help veins in blood circulation?

By providing oxygen to the blood

By increasing blood pressure

By absorbing waste products

By contracting and pushing blood through the veins

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens during vasodilation?

Blood vessels constrict to reduce blood flow

Blood pressure decreases significantly

Blood vessels expand to increase blood flow

Blood vessels become blocked

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