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TNCC > Cranial nerves > Flashcards

Cranial nerves Flashcards

1
Q

Name cranial nerve 1 and its function

A

Olfactory nerve. Smell

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2
Q

Name cranial nerve 2 and its function

A

Visual information

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3
Q

Name cranial nerve 3 and its function

A

Oculomotor (Stabismus, mydriasis, diplopia, ptosis)

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4
Q

Name cranial nerve 4 and its function

A

Trochlear nerve. (Diplopia-inability to move down/inward)

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5
Q

Name cranial nerve 5 and its function

A

Trigeminal nerve (mastication, facial sensation)

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6
Q

Name cranial nerve 6 and its function

A

Abducens nerve (diplopia)

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7
Q

Name cranial nerve 7 and its function

A

Facial (Facial expression)

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8
Q

Name cranial nerve 8 and its function

A

Vestibulocochlear nerve (Sound/balance)

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9
Q

Name cranial nerve 9 and its function

A

Glossopharyngeal nerve (oropharynx, back of tongue/gagreflex)

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10
Q

Name cranial nerve 10 and its function

A

Vegas nerve (increased HR and BP, difficulty swallowing)

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11
Q

Name cranial nerve 11 and its function

A

Accessory nerve (Scalpula, sternocleidomastoid muscle-turning head)

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12
Q

Name cranial nerve 12 and its function

A

Hypoglossal (tongue movement-can’t stick tongue out straight)

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13
Q

What is the mnemonic for remembering cranial nerves?

A

Nerve names: Oh Oh Oh To Touch And Feel (a) Virgin Girl’s Vagina And Hymen

Olfactory, Optic, Oculomotor, Trochlear, Trigeminal, Abducent, Facial,
Vestibulocochlear (formerly Auditory), Glossopharyngeal, Vagus, Accessory, Hypoglossal

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14
Q

What does SBAR stand for?

A

Situation, background, assessment, reccomendations.

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15
Q

What does DESC stand for?

A

Describe the situation, Express concerns, suggest alternatives, state consequences.

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16
Q

What acronym is used to describe what situations may “stop the line” during a trauma situation?

A

CUS..Concerned/Uncomfortable/Safety/Stressed

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17
Q

What does MOI stand for?

A

Mechanism of injury.

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18
Q

Define trauma.

A

Damage to living tissue by an extrinsic agent.

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19
Q

Define kinematics.

A

The study of energy transfer as it applies to identifying actual or potential injuries.

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20
Q

Define bio mechanics.

A

The general study of forces and their effects.

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21
Q

Define mechanism of injury.

A

How external energy forces in the environment are transferred to the body.

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22
Q

Describe Newton’s First law of motion.

A

A body at rest will stay at rest and a body in motion will stay in motion.

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23
Q

Describe Newton’s Second law of motion.

A

Force = mass X acceleration.

24
Q

Describe Newton’s Third law of motion.

A

For every action there is an equal and opposite reaction.

25
Q

What is the Law of Conservation Of Energy?

A

Energy cannot be created or destroyed, but it can change form.

26
Q

What does the “A” stand for in the A-I mnemonic?

A

Airway and alertness, with simultaneous cervical spinal stabilization.

27
Q

What does the “B” stand for in the A-I mnemonic?

A

Breathing and ventilation.

28
Q

What does the “C” stand for in the A-I mnemonic?

A

Circulation and control of hemorrhage.

29
Q

What does the “D” stand for in the A-I mnemonic?

A

Disability (neurologic status)

30
Q

What does the “E” stand for in the A-I mnemonic?

A

Exposure and environmental control

31
Q

What does the “F” stand for in the A-I mnemonic?

A

Full set of vital signs and family presence.

32
Q

What does the “G” stand for in the A-I mnemonic?

A

Get resuscitation adjuncts

33
Q

What does the “L” stand for in the A-I mnemonic?

A

Laboratory studies, ABG’S, tYPE AND CROSS

34
Q

What does the “M” stand for in the A-I mnemonic?

A

Monitor for continuous cardiac rhythm and rate assessment.

35
Q

What does the “N” stand for in the A-I mnemonic?

A

Naso/oro gastric tube consideration

36
Q

What does the “O” stand for in the A-I mnemonic?

A

Oxygen/ventilation analysis: Pulse ox, ETCO2, capnography.

37
Q

What letters of the A-I mnemonic represent resuscitation adjuncts?

A

LMNOP. All under “G”: Get resuscitation adjuncts.

38
Q

What does the “P” stand for in the A-I mnemonic?

A

Pain assessment and management.

39
Q

What does the “H” stand for in the A-I mnemonic?

A

History and Head to Toe assessment

40
Q

What does the “I” stand for in the A-I mnemonic?

A

Inspect posterior surfaces.

41
Q

What does the mnemonic M.A.R.C.H. stand for?

A

It is used by the US miitary and stands for : Massive hemorrhage, Airway, Respiration, Respiration, Head injury/Hypothermia.

42
Q

According to the guidelines for field triage, what vital signs are assessed for in step one?

A

Measure vital signs and LOC….Glasgow less than or equal to 13, SBP 29 in adults, RR

43
Q

According to the guidelines for field triage, what injuries are assessed for in step two?

A

Assess anatomy of injury….Penetrating injuries to head, neck, torso, and extremities proximal to the elbow/knee. Chest wall instability (flail chest). 2 or more proximal long bone fractures. Crushed, degloved, pulseless extremity. Amputation proximal to wrist/ankle.

44
Q

According to the guidelines for field triage, what injuries are assessed for in step three?

A

Assess mechanism of injury and evidence of high energy impact…. Fall > 20”(adult)..10” (children, or 3 times child’s height), MVC intrusion-roof >12”, other site >18”. ejection/death in same compartment, pedestrian/bicycle/motorcycle > 20 mph.

45
Q

According to the guidelines for field triage, what injuries are assessed for in step four?

A

Assess special considerations, age > 55, SPB 20 weeks.

46
Q

What does the mnemonic AVPU stand for?

A

Alert, Verbal, Painful, unresponsive. If Pt is Alert, he may be able to maintain airway once cleared, If V, P, or U, may need airway assistance.

47
Q

What are the 3 steps of airway assessment?

A

Inspect (open mouth if alert, 2 person jaw thrust if not alert), auscultate (for obstructive sounds), palpate(for bony deformity/SC emphysema)..

48
Q

What ETCO2 level indicates adequate ventilation?

A

Between 35 and 45 Hg.

49
Q

What standard is used to evaluate disability?

A

Glasgow coma scale. PERRL

50
Q

What lab level is associated with poor outcomes?

A

Lactic acid levels of 2-4 mmol/L or higher.

51
Q

What is the normal range of ETCO2?

A

35-45 mm Hg.

52
Q

What mnemonic is used when assessing History during the secondary survey?

A

MIST. MOI, Injuries sustained, S/S in the field, Treatment in the field.

53
Q

What does SAMPLE stand for and when is this mnemonic used?

A

It is used to obtain a complete history and stands for: Symptoms, Allergies, Medication, Past (medical history), Last (oral intake), Events/environmental factors.

54
Q

During intubation, what problem may arise from stimulation of the larynx?

A

Vagal response. The larynx is the most innervated sensory organ in the human body, being supplied by the Vagus nerve, CN 10.

55
Q

When inserting a nasopharyngeal airway, which way should the bevel face?

A

Start in the right naris and face the bevel toward the septum.

56
Q

How do you measure a nasopharyngeal airway for correct fit?

A

Tip of the nose to the earlobe.

57
Q

How do you measure an oropharyngeal airway for correct fit?

A

Corner of the mouth to the tip of the earlobe.

TNCC (1 decks)

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