T

Sectional view

Figure 14.4

(a) Note the biconcave shape of a red blood cell. (b) Scanning electron micrograph of human red blood cells (falsely colored) (7,500x).

Figure 14.4

(a) Note the biconcave shape of a red blood cell. (b) Scanning electron micrograph of human red blood cells (falsely colored) (7,500x).

U Describe a red blood cell.

^9 How does the biconcave shape of a red blood cell make possible its function?

^9 What is the function of hemoglobin?

Q How does a red blood cell change as it matures?

Essentials of Human Physiology

Essentials of Human Physiology

This ebook provides an introductory explanation of the workings of the human body, with an effort to draw connections between the body systems and explain their interdependencies. A framework for the book is homeostasis and how the body maintains balance within each system. This is intended as a first introduction to physiology for a college-level course.

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