Thoracic vertebrae differ from the others in that: they have no transverse processes they have transverse foramina they have no intervertebral discs between them they have facets on the body for attachment of ribs     2. Which of these statements below best explains the types of curvatures? A primary curvarture at the cervical portion of the vertebral column is seen after birth while a secondary curvature occurs at thoracic level at birth Primary and secondary curvatures disappear when the child begins to crawl Primary and secondary curvatures are both replaced by tertiary curvatures at 6 weeks post birth Primary curvature of the thoracic portion of the vertebral column is present at birth and a secondary curvature is evident after birth at the cervical level

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Thoracic vertebrae differ from the others in that:


they have no transverse processes

they have transverse foramina

they have no intervertebral discs between them

they have facets on the body for attachment of ribs

 

 

2.

Which of these statements below best explains the types of curvatures?

A primary curvarture at the cervical portion of the vertebral column is seen after birth while a secondary curvature occurs at thoracic level at birth

Primary and secondary curvatures disappear when the child begins to crawl

Primary and secondary curvatures are both replaced by tertiary curvatures at 6 weeks post birth

Primary curvature of the thoracic portion of the vertebral column is present at birth and a secondary curvature is evident after birth at the cervical level

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