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Blood Vessel Structure and Function

Blood Vessel Structure and Function

Assessment

Interactive Video

Biology, Science, Other

9th - 10th Grade

Practice Problem

Hard

Created by

Patricia Brown

FREE Resource

This lecture covers the structure and function of blood vessels, including veins, arteries, and capillaries. It explains how blood vessels work with the lymphatic system to circulate fluids and details the three layers of vessel walls: tunica intima, tunica media, and tunica externa. The lecture also highlights the unique structure of capillaries and the role of each layer in maintaining blood flow and pressure.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of blood vessels in the circulatory system?

To circulate fluids throughout the body

To produce blood cells

To store oxygen

To deliver nutrients to the heart

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of blood vessel carries blood toward the heart?

Capillaries

Veins

Lymphatic vessels

Arteries

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is unique about the blood in pulmonary circulation?

It is the only deoxygenated blood carried by arteries

It is the only oxygenated blood carried by veins

It is always deoxygenated

It is always oxygenated

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the central blood-containing space in a blood vessel called?

Basal lamina

Lumen

Endothelium

Tunica intima

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which layer of blood vessels is in direct contact with blood?

Tunica media

Tunica externa

Tunica intima

Basal lamina

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of cells make up the endothelium of the tunica intima?

Columnar epithelial cells

Simple squamous epithelial cells

Cuboidal epithelial cells

Stratified squamous epithelial cells

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of the tunica media?

To protect and reinforce the vessel wall

To control vasoconstriction and vasodilation

To provide a slick surface for blood flow

To anchor the vessel to surrounding structures

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