An arteriole is a branch from an artery that fuses with the capillaries. Arterioles consist of one or two smooth muscle layers. Arterioles are considered “the primary site of vascular resistance”.

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Chapter 48, Problem 4A

Summary Introduction

Introduction:

An arteriole is a branch from an artery that fuses with the capillaries. Arterioles consist of one or two smooth muscle layers. Arterioles are considered “the primary site of vascular resistance”.

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Contraction of the smooth muscle layers of the arterioles a. increases the frictional resistance to blood flow. b. may be a way of increasing heat exchange through the skin. c. can increase blood flow to an organ. d. All of the choices are correct.

Which of the choices below best describes the systemic circulation of blood?a. The flow of blood into the right atrium and eventually out of the left ventricle.b. The movement of blood from the pulmonary trunk, through capillaries into the pulmonary veins.c. The movement of blood into the coronary arteries, through capillaries into the coronary sinus.d. The movement of blood from the aorta, through arteries and capillaries and then eventually to the vena cavae.

The portal vein brings blood from the intestines to the liver. Which statement is most likely true regarding the portal vein? A. It carries oxygenated blood at low pressure. B. It carries oxygenated blood at high pressure. C. It carries deoxygenated blood at low pressure. D. It carries deoxygenated blood at high pressure.

Answer 2

Question

Chapter 48, Problem 4A

Summary Introduction

Introduction:

An arteriole is a branch from an artery that fuses with the capillaries. Arterioles consist of one or two smooth muscle layers. Arterioles are considered “the primary site of vascular resistance”.

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Answer 3

Question

Chapter 48, Problem 4A

Summary Introduction

Introduction:

An arteriole is a branch from an artery that fuses with the capillaries. Arterioles consist of one or two smooth muscle layers. Arterioles are considered “the primary site of vascular resistance”.

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Answer 4

Question

Chapter 48, Problem 4A

Summary Introduction

Introduction:

An arteriole is a branch from an artery that fuses with the capillaries. Arterioles consist of one or two smooth muscle layers. Arterioles are considered “the primary site of vascular resistance”.

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Answer 5

Chapter 48, Problem 4A

Summary Introduction

Introduction:

An arteriole is a branch from an artery that fuses with the capillaries. Arterioles consist of one or two smooth muscle layers. Arterioles are considered “the primary site of vascular resistance”.

Answer 6

Chapter 48, Problem 4A

Summary Introduction

Introduction:

An arteriole is a branch from an artery that fuses with the capillaries. Arterioles consist of one or two smooth muscle layers. Arterioles are considered “the primary site of vascular resistance”.

Answer 7

Chapter 48, Problem 4A

Summary Introduction

Introduction:

An arteriole is a branch from an artery that fuses with the capillaries. Arterioles consist of one or two smooth muscle layers. Arterioles are considered “the primary site of vascular resistance”.

Answer 8

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Answer 11

Ch. 48.1 - Prob. 1LO Ch. 48.1 - Prob. 2LO Ch. 48.2 - Prob. 1LO Ch. 48.2 - Prob. 2LO Ch. 48.2 - Prob. 3LO Ch. 48.3 - Prob. 1LO Ch. 48.3 - Prob. 2LO Ch. 48.4 - Prob. 1LO Ch. 48.4 - Prob. 2LO Ch. 48.5 - Prob. 1LO

An arteriole is a branch from an artery that fuses with the capillaries. Arterioles consist of one or two smooth muscle layers. Arterioles are considered “the primary site of vascular resistance”.

Solution Summary: The author explains that an arteriole is a branch from an artery that fuses with the capillaries.

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Introduction:

An arteriole is a branch from an artery that fuses with the capillaries. Arterioles consist of one or two smooth muscle layers. Arterioles are considered “the primary site of vascular resistance”.

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Chapter 48 Solutions

An arteriole is a branch from an artery that fuses with the capillaries. Arterioles consist of one or two smooth muscle layers. Arterioles are considered “the primary site of vascular resistance”.

Solution Summary: The author explains that an arteriole is a branch from an artery that fuses with the capillaries.

Videos

Introduction: An arteriole is a branch from an artery that fuses with the capillaries. Arterioles consist of one or two smooth muscle layers. Arterioles are considered “the primary site of vascular resistance”.

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Chapter 48 Solutions

Introduction:

An arteriole is a branch from an artery that fuses with the capillaries. Arterioles consist of one or two smooth muscle layers. Arterioles are considered “the primary site of vascular resistance”.