Anatomy & Physiology: The Unity of Form and Function, 7th Edition

Published by McGraw-Hill Education
ISBN 10: 0073403717
ISBN 13: 978-0-07340-371-7

Chapter 27 - Section 27.4 - Study Guide - Assess Your Learning Outcomes - Page 1055: 11

Answer

The usual quantity of semen of an adult male ejaculate is about is about 3.5 mL. Typically, in an healthy, adult male, the sperm count varies from 20-50 million sperms/mL.

Work Step by Step

The greater the sperm count, the greater the chance of fertilization. If the sperm count is very low, the possibility of fertilization decreases. A male with a sperm count below 20-35 million sperms/ml is usually considered infertile.
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