Deck 22: Traumatic Brain Injury

Question 1

Damage to which cranial nerve would lead to a failure of the eye to abduct when the head is passively turned away from the side of the lesion?

A) abducens nerve
B) trochlear nerve
C) oculomotor nerve
D) trigeminal nerve

Answer 1

abducens nerve

Question 2

What is the correct term for a patient who expresses one thought after another in disconnected or unrelated sequences using rambling speech after traumatic brain injury?

A) excessive verbal output
B) inappropriate topic selection
C) inappropriate word choice
D) tangential verbal output

Answer 2

tangential verbal output

Question 3

Which of the following is not a side effect of medications used to control spasticity?

A) hypertension
B) weakness
C) lethargy
D) drowsiness

Answer 3

hypertension

Question 4

After traumatic brain injury,elevation of intracranial pressure (ICP)of more than ___________ is a significant predictor of poor outcome.

A) 5 mm Hg
B) 10 mm Hg
C) 15 mm Hg
D) 20 mm Hg

Question 5

What is the most important cause of increased intracranial pressure (ICP)after head trauma?

A) increased cerebrospinal fluid production
B) hypertension
C) hypotension
D) increase in blood volume

Question 6

The PTA is beginning treatment for a TBI client in the intensive care unit.The patient has a chest tube secondary to hemothorax.Which of the following is a correct statement regarding management of the chest tube during treatment?

A) The drainage tube should be kept below the level of the chest at all times.
B) The drainage tube should be kept at the level of the chest at all times.
C) The drainage tube should be kept above the level of the chest at all times.
D) Patients with a chest tube should not receive intervention from the PTA.

Question 7

Which of the following would not be associated with frontal lobe pathology?

A) loss of verbal fluency
B) left quadriceps atrophy
C) slowed speed of cognitive processing
D) depression

Question 8

What is the primary imaging modality for the initial diagnosis and management of the head injured person?

A) magnetic resonance imaging (MRI)
B) positron emission tomography (PET) scan
C) computed tomography (CT) scan
D) plain film radiograph

Question 9

Which of the following is true regarding TBIs?

A) When the injury is a result of a missile wound, the size of the missile will determine the extent of the damage.
B) A contrecoup injury is frequently worse than the initial injury.
C) There is always a loss of consciousness with TBI.
D) In order for fatal damage to occur, there will be a contusion in the brain.

Question 10

Which of the following is not true regarding heterotopic ossification (HO)?

A) HO usually appears 4 to 12 weeks after the injury.
B) Usually the first sign of HO is loss of range of motion around a joint.
C) HO is not associated with TBI.
D) There is erythema, swelling, and pain with movement of the affected joint.

Question 11

After a severe concussion,a football player has difficulty with visual-spatial processing.Where did this lesion most likely occur?

A) left side cortical area
B) right side cortical area
C) amygdala area
D) brainstem

Question 12

What level of the Rancho Los Amigos Scale of Cognitive Functioning would be characterized by a client with the following signs and symptoms? The client reacts specifically but inconsistently to stimuli.Responses are directly related to the type of stimulus presented.The client follows simple commands in an inconsistent delayed manner such as closing the eyes or squeezing the hand.

A) level I
B) level II
C) level III
D) level IV

Question 13

Damage to what structure in the brain would most likely lead to ataxic breathing?

A) diencephalon
B) pontine
C) medulla
D) pons

Question 14

According to the American Academy of Neurology,resolution of concussion symptoms or mental status abnormalities that occur for longer than 15 minutes result in what grade concussion?

A) grade I
B) grade II
C) grade III
D) grade IV

Question 15

Compression of the midbrain secondary to intracranial hypertension would lead to which of the following?

A) pupillary dilation
B) lateral gaze palsy
C) bradycardia
D) decerebrate posturing

Question 16

The incident of traumatic brain injury (TBI)peaks at three different age ranges.Which of the following is not a peak age range for TBI?

A) 1 to 2 years
B) 15 to 24 years
C) 30 to 45 years
D) elderly population

Question 17

What is the lowest possible score for a patient on the Glasgow Coma Scale?

A) 0
B) 1
C) 2
D) 3

Question 18

Contusions of the brain are most likely to occur with which type of blow?

A) frontal
B) lateral
C) occipital
D) inferior

Question 19

Damage to what area of the brain stem would lead to an inappropriate gag reflex?

A) medulla
B) vestibular nucleus
C) pons
D) Edinger-Westphal nucleus

Question 20

Posttraumatic aneurysms of what artery can be associated with delayed and sometimes lethal massive nose bleed?

A) middle cerebral artery
B) anterior cerebral artery
C) internal carotid artery
D) posterior cerebral artery