Practice TNCC - 7th Ed. - Chapter 9 Test Exam 2023
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TNCC
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TNCC
Practice TNCC - 7th Ed. - Chapter 9 Test
Exam 2023
The ___ provides a protective covering and absorbs some energy transferred during an
injury event. Since it is highly vascular, lacerations or tears can result in profuse
bleeding. - CORRECT ANSWER-Scalp
What are the 6 cranial bones? - CORR...
a brief period of hyperventilation may be indicate
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Practice TNCC - 7th Ed. - Chapter 9 Test
Exam 2023
The ___ provides a protective covering and absorbs some energy transferred during an
injury event. Since it is highly vascular, lacerations or tears can result in profuse
bleeding. - CORRECT ANSWER-Scalp
What are the 6 cranial bones? - CORRECT ANSWER-Frontal
Ethmoid
Sphenoid
Occipital
Parietal
Temporal
The ___ is the thinnest skull bone. - CORRECT ANSWER-Temporal bone
Lack of flexibility in the skull prevents ___ and the force is transmitted to the
parenchyma and vascular structures of the brain, causing injury without skull fracture. -
CORRECT ANSWER-absorption of energy
List the 3 depressions formed at the base of the skull. - CORRECT ANSWER-Anterior
Middle
Posterior Fossae
___ is required to fracture the base of the skull. - CORRECT ANSWER-Significant
Force
List the meninges that PAD the brain and spinal cord. - CORRECT ANSWER-Pia Mater
Arachnoid Membrane
Dura Mater
The ___ is the innermost meningeal layer. It firmly attaches to the brain and spinal cord.
- CORRECT ANSWER-Pia Mater
The ___ is thin and transparent. - CORRECT ANSWER-Arachnoid Membrane
The ___ is the outermost layer, it is a tough, fibrous membrane that adheres to the
internal surface of the skull. - CORRECT ANSWER-Dura Mater
The ___ in the lateral and 3rd ventricles of the brain produces CSF that circulates
around the brain beneath the arachnoid membrane and through the central canal of the
spinal cord. - CORRECT ANSWER-Choroid Plexus
,What is the name for the space below the arachnoid membrane? - CORRECT
ANSWER-Subarachnoid space
___, including the middle meningeal arteries, are located above the dura mater. -
CORRECT ANSWER-Arteries
Subdural bleeding may be less evident in patients who have ___ or ___ associated with
aging or diseases such as alcoholism. - CORRECT ANSWER-Atrophy
Widening of the subdural space
There are ___ Traumatic Brain Injuries annually. - CORRECT ANSWER-1.7 million
Of the TBI's that occur annually, ___ of them came to the ER. - CORRECT ANSWER-
1.3 million
___% of TBI's are minor. - CORRECT ANSWER-75%
___% of TBIs are Moderate - CORRECT ANSWER-15%
___% of TBIs are major - CORRECT ANSWER-10%
The ___ divides the cranial vault into two compartments. - CORRECT ANSWER-
Tentorium
The ___ contains the cerebral hemispheres in the anterior and middle fossae. -
CORRECT ANSWER-Supratentorial compartment
The ___ contains the lower parts of the brainstem (pons and medulla) and the
cerebellum in the posterior fossa. - CORRECT ANSWER-Infratentorial
The ___ and the ___ pass through a gap in the tentorium. - CORRECT ANSWER-upper
part of the brainstem (midbrain)
Cranial Nerve III (CN3) - Oculomotor nerve
Which lobe is responsible for vision? - CORRECT ANSWER-Occipital
Which lobe is responsible for speech, auditory and memory functions? - CORRECT
ANSWER-Temporal
Which lobe is responsible for sensory functions and spatial orientation? - CORRECT
ANSWER-Parietal
, Which lobe is responsible for judgment, reasoning, social restraint and voluntary motor
functions? - CORRECT ANSWER-Frontal
The ___ includes the thalamus, hypothalamus, subthalamus, and epithalamus. -
CORRECT ANSWER-Midbrain
The ___ structures play major roles in hormone regulation and metabolic functions,
including temperature regulation. - CORRECT ANSWER-Midbrain
The RAS is primarily responsible for ___. - CORRECT ANSWER-Wakefulness or
consciousness
The pons and medulla are responsible for vital functions such as ___. - CORRECT
ANSWER-Cardiovascular function and respiration
What is RAS? - CORRECT ANSWER-Reticular activating system
Primary functions of the ___ include voluntary and involuntary muscle coordination,
movement balance and posture. - CORRECT ANSWER-Cerebellum
There are ___ pair of cranial nerves. - CORRECT ANSWER-12
CN1 is ___ - CORRECT ANSWER-Olfactory Nerve
CN 2 is ___ - CORRECT ANSWER-Optic Nerve
The ___ is the point of origin for CN 3-CN10 and CN12. - CORRECT ANSWER-
Brainstem
CN XI is ___ - CORRECT ANSWER-Accessory Nerve
What are the two pair of arteries that supply the brain with blood? - CORRECT
ANSWER-Internal carotids
Vertebral arteries
Venous blood from the brain drains via the ___. - CORRECT ANSWER-Jugular veins
Blood supply to the face originates from the ___. - CORRECT ANSWER-Internal and
External Carotid Arteries
The ___ arteries supply blood to the neck. - CORRECT ANSWER-External Carotid
Arteries
The ___ is the network of vessels and cells surrounding the brain that act as a filter for
the CNS and controls the exchange of oxygen, carbon dioxide, and metabolites
between the blood and brain. - CORRECT ANSWER-Blood-Brain Barrier
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