<p><mark style="background-color:rgba(0, 0, 0, 0)" class="has-inline-color has-vivid-red-color">Characteristic Features of Developmental Stages<br></mark>The developmental stages humans pass through are:<br>i. infancy<br>ii. childhood<br>iii. adolescence/puberty<br>iv. adulthood</p> <li><strong><mark style="background-color:rgba(0, 0, 0, 0)" class="has-inline-color has-vivid-cyan-blue-color">Infancy</mark></strong><br>Infancy is the earliest period of childhood (crawling rather than walking). Infancy is the period of dramatic growth which last from birth to around two (2) years. It is also a time when children form emotional attachments to their care givers e.g., mother. When the baby is three months old; it increases in size to about 5.3cm and weighs about 5kg. During this period, the baby can kick his legs vigorously, roll over from lying on the bed, lift head and smile.</li> <figure class="wp-block-image size-full"><img src="https://www.primacyebooks.com/wp-content/uploads/2024/01/Infant.jpg" alt="Stages of development - infancy" class="wp-image-20380"/><figcaption class="wp-element-caption">Infant</figcaption></figure> <div class="sign-up-notice-after-excerpt-two" style="background-color:powderblue;"> You are viewing an excerpt of this lesson. Subscribing to the subject will give you access to the following: <ul> <li>The complete lesson note and evaluation questions for this topic</li> <li>The complete lessons for the subject and class (First Term, Second Term & Third Term)</li> <li>Media-rich, interactive and gamified content</li> <li>End-of-lesson objective questions with detailed explanations to force mastery of content</li> <li>Simulated termly preparatory exams</li> <li>Discussion boards on all lessons and subjects</li> <li>Guaranteed learning</li> <li>Win great prizes for topping the <a href="https://www.primacyebooks.com">Primacy Ebooks</a></li> </ul> </div> <div class="sensei-message info"></div>