Explanation:
Health, population, and environment are interrelated in many ways.
If we are observing one individual person and the health of that person we can see that the health of this individual is associated with the environment where that person is living. Rapid population growth is provoking massive environmental degradation because where there are much people, the environment can face great degradation.
It made it much easier and faster to count the blood cells.
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The skeleton
Spine – cervical, thoracic and lumbar vertebrae, sacrum and tailbone (coccyx) Chest – ribs and breastbone (sternum) Arms – shoulder blade (scapula), collar bone (clavicle), humerus, radius and ulna. Hands – wrist bones (carpals), metacarpals and phalanges.