BIO 291 Week 2 WileyPLUS Quiz

Entire Course Link

https://plus.google.com/u/0/108200033792883877670/posts/dWT4sDYbQKM

 

 BIO 291 Week 2 WileyPLUS Quiz
 

BIO/291 Week 2 Question 1

The three layers of both arteries and veins are:

 

Tunica intima, tunica media, and tunica adventitia

 

Pia mater, arachnoid mater, and dura mater

 

Tunica media, tunica adventitia, and tunica externa

 

Tunica externa, tunica interna, tunica adventitia

 

 

 

BIO/291 Week 2 Question 2
 

 

 

Internal and external elastic laminae are found in:

 

Arteries

 

Capillaries

 

Veins

 

Venules

 

 

 

BIO/291 Week 2 Question 3
 

 

 

Valves are found in which of the following?

 

Arteries

 

Arterioles

 

Capillaries

 

Veins

 

 

 

BIO/291 Week 2 Question 4
 

 

 

When the diameter of the vascular lumen decreases in size, it is called:

 

Vasodilation

 

Vasoconstriction

 

Vasoelongation

 

Vasoamplify

 

 

 

BIO/291 Week 2 Question 5
 

 

 

When the diameter of the vascular lumen increases in size, it is called:

 

Vasodilation

 

Vasoconstriction

 

Vasoelongation

 

Vasoamplify

 

 

 

BIO/291 Week 2 Question 6
 

 

 

Which layer is only found in capillaries?

 

Tunica externa

 

Tunica media

 

Tunica interna

 

Tunica adventitia

 

 

BIO/291 Week 2 Question 7

Which of the following vessels would have the highest blood pressure?

 

Elastic arteries

 

Arterioles

 

Venules

 

Large veins

 

 

 

BIO/291 Week 2 Question 8
 

 

 

Fenestrated capillaries:

 

Consist of a continuous endothelium and continuous basement membrane

 

Contain small pores in the endothelium

 

Contain large discontinuous pores in the endothelium and basement membrane

 

Do not exist

 

 

BIO/291 Week 2 Question 9

In which of the following would blood pressure be the lowest?

 

Elastic arteries

 

Arterioles

 

Capillaries

 

Vena cava

 

 

窗体顶端

BIO/291 Week 2 Question 10

Which of the following statements correctly describes a capillary bed?

 

Blood pressure is lower at the arterial end than the venous end of the capillary bed

 

Reabsorption occurs at the arterial end and filtration occurs at the venous end

 

High blood pressure and filtration both occur at the venous end of the capillary bed

 

High blood pressure and filtration both occur at the arterial end of the capillary bed

窗体底端

 

BIO/291 Week 2 Question 11

Which of the following would occur if the pre-capillary sphincters in the metarterioles were to all undergo vasoconstriction at the same time?

 

Blood pressure would dramatically increase

 

Heart rate and respiration would increase

 

Blood pressure would dramatically decrease

 

Blood volume would increase

 

 

BIO/291 Week 2 Question 12

Approximately what percent of interstitial fluid is not reabsorbed at the venous end of the capillary bed?

 

5-10%

 

10-15%

 

20-25%

 

30-35%

 

 

BIO/291 Week 2 Question 13

What is the name of the structure that connects the arteriole and venule sides of a capillary bed?

 

Arteriole

 

Metarteriole

 

Precapillary sphincter

 

Venule

 

 

 

BIO/291 Week 2 Question 14
 

 

 

What venous structure collects blood from the upper extremity and head?

 

Inferior vena cava

 

Ligamentum arteriosum

 

Superior vena cava

 

Vaso vasorum

 

 

 

BIO/291 Week 2 Question 15
 

 

 

Which of the following would cause vasodilation?

 

Decreased sympathetic stimulation

 

Increased sympathetic stimulation

 

Decreased parasympathetic stimulation

 

Increased parasympathetic stimulation
Powered by