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Science: Chapter 19-6
What are the stages of human development?
7
Science
6th Grade
03/03/2008

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Cards

Term

Name the stages in the

human life cycle.

Definition
  1. infancy
  2. childhood
  3. adolescence
  4. adulthood
  5. later years
Term
What is the 1st stage of the human life cycle?
Definition

infancy

  1. birth to age 2
  2. fast increase in size
  3. unnate behaviors: crying, sucking, grasping
  4. muscles and nerves develop
  5. becomes aware of surroundings
Term
What is the 2nd stage in the human life cycle?
Definition

childhood

  1. ages 2 to 12
  2. muscles develop
  3. become more independent
  4. learn to read and write
Term
What is the 3rd stage in the human life cycle?
Definition

adolescence

  1. age 11 to 14
  2. rapid, fast physical changes
  3. time of puberty
Term
What is the 4th stage in the human life cycle?
Definition

adulthood

  1. about age 18 to 50
  2. physical growth is complete
Term
What is the 5th stage of the human life cycle?
Definition

later years

  1. beginning of aging process
  2. age varies depending on exercise and eating habits
Term

What word means:

the time at which women

stop ovulating ?

Definition

menopause

(usually between age 45 and 55 years old)

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