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4 curves.
two are primary curvatures, because they are present when we are born. they are
1. thoracic
2.sacral
other two curves are secondary curvatures. they develop after the birth.
1. cervical , appears when a baby begins to raise its head.
2. lumber , develops when the baby begins to walk.
cervical and lumber curvatures are concave in shape and thoracic and sacral curvatures convex in shape.
What else can I help you with?
Is sugar natural?
Yes, sugar is a natural substance that is found in many plants, including fruits and vegetables. It is also produced by the human body as a source of energy.
When a settlers arrived in New England many forests were turned into fields. Eventually some fields were abandoned and grew back into forest. This is known as?
This is known as forest succession, where abandoned fields are gradually colonized by trees and other vegetation over time. The process of regeneration and growth in these areas represents the natural progression of ecosystems in response to human activities.
How many ribs in child's human body?
Same as an adult, 12 (on each side). The top 6 pair join in front at the sternum (breastbone), the lower 6 are connected only in back.
How many photons in the human cell?
The size of the human cells vary widely. The number of molecules will also vary. You have to apply the equation of Albert Einstein. That is E = m*c squared. The number of photons will be astonishingly high.
How many vertebraes make up the average human back bone?
The average human backbone is composed of 33 vertebrae. These consist of 7 cervical vertebrae in the neck, 12 thoracic vertebrae in the upper/mid-back, 5 lumbar vertebrae in the lower back, 5 fused sacral vertebrae forming the sacrum, and 4 fused coccygeal vertebrae forming the coccyx at the base.
How many curves are in your back?
2
How many curves in back bone?
There are three natural curves in the backbone. The cervical lordosis and the lumbar lordosis both curve toward the front of the body. The thoracic curve is toward the other direction.
How many curves are there in a standard paperclip?
3 curves
How many curves does a cube have?
Presumably no curves at all.
How many spinal curves are there?
There are four curves in the spine. They are the Cervical, Thoracic, Lumbar and Pelvic curves.
How many curves are on the standard paper clip?
there are 3 curves
How many syllables are in the word curves?
It has 1 syllable.
How do you get rid of too many curves?
If a person thinks they have too many curves, they can reduce them by exercising. Eating healthy and less calories can also help get rid of curves.
How many curves does a square have?
A square has 4 curves: 4 equal sides.
What natural resource is vital to human activity?
There are many natural resources that are extremely important to human activity, but without water human activity could not exist. Therefore, water is vital.
How many Curves locations are there in the US?
Answer
How many curves does a tetrahedron have?
None.
