What statement is NOT true regarding the spinal nerve and cord?
A. The dorsal root of the spinal nerves transmit (carry) information from the central nervous system out to the body
B. A spinal nerve can contain hundreds to thousands axons of sensory and motor neurons
C. As a spinal nerve approaches the spinal cord, it separates into ventral and dorsal roots
D. Spinal nerves exit the spinal cord through the intervertebral foramens of the vertebrae
Most neural pathways entering the spinal cord from left spinal nerves at some point desiccate (cross over) and are perceived by the right side of the cerebrum?
What statement is NOT true regarding the blood brain barrier?
A. Lipid soluble substances such as alcohol and caffeine can diffuse easily through the barrier
B. Utilized as a protective mechanism to maintain a stable environment in the brain
C. Can create difficulty administrating prescription medications to treat brain conditions
D. The meninges forms a portion of blood brain barrier
Which choice best describes the effect of destruction of the ventral (anterior) horns neurons in the spinal cord?
A. Loss of transmission of sensory information/input from body
B. Inability to transmit information to the brain
C. Inability to perceive pain
D. Loss of transmission of motor information/input to body
An epidural will puncture through the meninges to inject medication or extract cerebral spinal fluid?
What part or region of the brain controls the conscious movement of skeletal muscles?
A. Occipital lobe
B. Temporal lobe
C. Frontal lobe
D. Brain stem
What statement is NOT true regarding the cerebrospinal fluid (CSF)?
A. CSF is produced by choroid plexus in the ventricles of the brain
B. A function of the CSF is to provide chemical stability to the central nervous system
C. CSF is only found within the brain region of the central nervous system
D. CSF is reabsorbed by the arachnoid villus
What choice is NOT true regarding the brain stem?
A. The limbic system is part of the medulla
B. One of the pons functions is to relay information from the cerebrum to the cerebellum
C. The midbrain contains visual and auditory reflex centers
D. The medulla contains nuclei centers that control actions like heart rate, respiratory rate and coughing
Which statement is true of the central nervous system?
A. The ventricles of the brain help transmit information from one area of the brain to the other
B. Cerebral cortex is only found in the frontal lobe
C. The pia mater of the meninges adheres directly to the brain and spinal cord
D. White matter of the brain are specialized neurons that assist in vision processing
The white matter of the spinal cord contains ascending tracts and the grey matter contains descending tracts?
What part of the brain controls and is associated with body posture, balance and equilibrium along with coordination of motor activity?
B. Frontal lobe
C. Occipital lobe
What part or region of the brain controls and is associated with perceiving information from the general sensory receptors in the skin such as the perception of touch?
A. Frontal lobe
B. Limbic system
C. Wernicke’s region
D. Parietal lobe
Cerebral spinal fluid (CSF) is located in which region?
A. Subdural space
B. Superficial to the dura mater
C. Subarachnoid space
D. Between the pia mater and nervous tissue
What part or region of the brain controls and is associated the ability for speech production?
A. Limbic system
B. Broca region
C. Wernicke’s region
D. Parietal lobe
What statement is NOT true regarding the spinal cord?
A. The dorsal (posterior) horns of the spinal cord receive information from the body
B. The lower lumbar region doesn’t contain a spinal cord but rather a collection of nerve roots called the cauda equina
C. The spinal cord is not surrounded by the meninges
D. The spinal cord terminates into the conus medullaris in the upper lumbar region
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