What Bone Has a Large Opening,the Foramen Magnum,for the Spinal

question 37

Multiple Choice

What bone has a large opening,the foramen magnum,for the spinal cord to enter the cranial cavity?

• A)Occipital bone
• B)Temporal bone
• C)Parietal bone
• D)Maxilla

---

Definitions:

Spinal Cord

A long, thin, tubular bundle of nervous tissue and support cells that extends from the brainstem to the lumbar region, serving as the main pathway for information connecting the brain and peripheral nervous system.

First Thoracic

The first thoracic refers to the first vertebra of the thoracic spine, which is located in the upper back and helps support the ribcage.

Sympathetic Chain

A part of the autonomic nervous system consisting of a series of ganglia located along both sides of the spine that regulate involuntary body functions.

Splanchnic Nerves

Nerves that innervate the internal organs, carrying fibers that influence the function of the gastrointestinal tract, liver, and other organs.