Cervical Vertebrae Flashcards
(25 cards)
What is the primary function of the cervical spine?
To support the head and protect the spinal cord.
True or False: The cervical spine consists of seven vertebrae.
True
Fill in the blank: The first cervical vertebra is known as the ______.
atlas
What is the role of the second cervical vertebra?
To allow rotation of the head, known as the axis.
Which cervical vertebra is often referred to as C7?
Vertebra prominens
What are the two main types of joints found in the cervical spine?
Intervertebral joints and zygapophyseal joints.
Multiple choice: Which structure is responsible for the transmission of signals between the brain and the body?
Cervical spinal cord
What type of nerves emerge from the cervical spine?
Cervical spinal nerves.
True or False: The cervical spinal cord is responsible for reflex actions.
True
What is the function of the cervical plexus?
To supply nerves to the neck and diaphragm.
Fill in the blank: The brachial plexus originates from the ______ cervical nerves.
C5 to T1
What is the primary blood supply to the cervical spinal cord?
The anterior and posterior spinal arteries.
Multiple choice: Which part of the CNS is primarily involved in the control of neck muscles?
Cervical spinal cord
What is the function of the intervertebral discs in the cervical region?
To absorb shock and allow movement.
True or False: The cervical spine has a lordotic curvature.
True
What is the name of the ligament that runs along the posterior aspect of the cervical vertebrae?
Ligamentum flavum
Fill in the blank: The cervical spinal cord extends from the ______ to the ______.
medulla oblongata; first lumbar vertebra
What is the significance of the cervical enlargement?
It accommodates the nerves that innervate the upper limbs.
Multiple choice: Which cervical vertebra allows for nodding of the head?
C1 (atlas)
What is the main function of the anterior longitudinal ligament?
To prevent hyperextension of the spine.
True or False: The cervical region is more susceptible to injury than other spinal regions.
True
What is the role of the cervical spine in proprioception?
To provide sensory feedback regarding head and neck position.
What is the role of the cervical spinal nerves in the body?
To transmit sensory and motor information to and from the neck and upper limbs.
Multiple choice: Which ligament connects the spinous processes of the cervical vertebrae?
Interspinous ligament
