Chapter 32.2, Problem 1CYL

Summary Introduction

To determine:

The three types of vertebral heart.

Concept introduction:

The heart is a muscular organ in the animals, which pumps blood across the body, through the blood vessel. The heart is an important component of the circulatory system. It is important for the transportation of nutrients and hormones from one organ to the other organs.

Summary Introduction

To determine:

The flow of blood through the four-chambered heart, naming the structures through which the blood passes and the function of each.

Concept introduction:

A circulatory system is one of the twelve organ systems found within the human body. There are four separate components of the organ system: blood, vessels, heart, and lungs. The heart is a pumping organ which pumps the blood throughout the body and four-chambered heart is a characteristic feature of mammals and birds.

Summary Introduction

To determine:

The working of the cardiac cycle and how electrical Impulses are conducted through the human heart.

Concept introduction:

A circulatory system is important for circulating the blood throughout the body. The heart act as the pumping organ, which pushes the blood to move in a defined pattern, the rate at which the blood flow is mainly determined by the oxygen demand of the different cells.