Vital Signs Flashcards

0
Q

What is core temperature?

A

Temp of deep tissues that stays relatively constant during sleep, cold, and excessive exercise

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1
Q

What are the 5 Vital Signs?

A

Temperature, pulse, respiration, BP, SpO2

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2
Q

What is Vasodilation?

A

Widening of blood vessels.

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3
Q

Vasoconstriction

A

Natrowing of surface blood vessels

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4
Q

Nonshivering thermogenesis is what?

A

The neonate metabolizes vascular brown adipose tissue for heat production.

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5
Q

Diaphoresis is?

A

Excessive sweating. Drastically lowers body temp and typically presents in the forehead, upper chest, and arms

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6
Q

Pyrexia is also known as?

A

Fever

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7
Q

Pyrexia is what?

A

Occurs because heat loss mechanisms are unable to keep pace with excess heat production, resulting in an abnormal ride in Body temp.

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8
Q

Antipyretics are?

A

Medications that reduce fever.

Ex) acetaminophen
Salicylates
Ibuprofen

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9
Q

Hyperthermia is when?

A

An elevated boys temp related to the inability of the boys to promote heat loss or reduce heat production.

Educate PT) avoid exercise in hot conditions.
Drink fluid before during and after exercise.

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10
Q

A heat stroke is?

A

A dangerous heat emergency defined as a boys temp of 40.2C (104.4f)

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11
Q

Signs and symptoms of a heat stroke are?

A
Giddiness
Confusion
Delirium
Excess thirst
Nausea
Muscle cramps
Visual disturbances
Incontinence
HOT, dry skin
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12
Q

Cause of heat stroke?

A

Prolonged exposure to the sun or high environmental temps overwhelms the heat loss mechanisms if the body

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13
Q

What is hypothermia

A

Heat loss during exposure to cold and overwhelms the ability to produce heat.

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14
Q

How is hypothermia classified

A

Mild 93.2-96.8
Moderate 86* - 93.2*
Severe <86*

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15
Q

PT can experience what?

A
Uncontrolled shivering
Loss of memory
Depression
Poor judgment
93.2*F
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16
Q

What are the four types of thermometers?

A

Electronic
Infrared
Digital
Disposable chemical dot

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17
Q

What is the formula to convert *F -> *C?

A

Ex: (104F-32F) x 5/9 =40*C

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18
Q

What is the formula to convert *C -> *F?

A

Ex: (9/5 x 40C + 32) = 104F

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19
Q

What is the normal pulse rate in an Adult?

A

80-100 beats/min

20
Q

Where is the apical and carotid arteries?

A

Apical is chest

Carotid is neck

21
Q

What are two main abnormalities in heart rate and describe them

A

Tachycardia- elevated heart rate more than 100 beats/min

Bradycardia- slow heart rate less than 60 beats/min

22
Q

Dysrhythmia is?

A

A regular interval interrupted by an early beat, late beat, or missed beat.
:alters function
:assess how often it occurs

23
Q

Pulse deficit is?

A

And inefficient contract in if the heart that fails to transmit a pulse wave to the pulse site.

24
Q

How to asses a pulse deficit?

A

Ask another nurse to assess the radial pulse while you assess the apical pulse.

25
Q

What is a pulse deficit associated with?

A

Dysthythmia

26
Q

Systolic pressure is?

A

The peak pressure

27
Q

Diastolic pressure is?

A

the minimal pressure

28
Q

What is BP measure in?

A

mm Hg

29
Q

What is pulse pressure?

A

the difference between systolic and diastolic pressures.

30
Q

What is hypertension?

A

Elevated blood pressure.

Systolic blood pressure greater than 140mm Hg or Diastolic blood pressure greater than 90 mm Hg

31
Q

Hypotension?

A

A SBP less than 90 mm Hg or a DBP less than 60mm Hg

32
Q

Signs and symptoms of hypotension include?

A
Pallor
Skin mottling
Clamminess
Confusion
Dizziness
Chest pain
Increased heart rate
Decrease urine output
33
Q

Orthostatic hypotension is?

A

Also known as postural hypotension

A reduction of a SBP of at least 20 mm Hg or a reduction in DBP of at least 10 mm Hg within 3 minutes of quiet standing

34
Q

Factors that affect BP

A
Age
Gender
Ethnicity
Meds and treatment
Activity
Diet
Smoking
35
Q

Kortkoff sound is?

A

A clear rhythmic tapping series that corresponds to the pulse rate and gradually increases in intensity.

36
Q

Ausculatory gap

A

Temporary disappearance of sound

37
Q

What are the 3 processes of respiration?

A

Ventilation
Diffusion
Perfusion

38
Q

Ventilation is?

A

He mechanical movement of gases into and out of the Lungs.

Asses by determining rate depth and rhythm.

39
Q

Diffusion is?

A

The movement of oxygen and carbon dioxide between alveoli and the red blood cells

40
Q

Perfusion is?

A

The distribution of RBCs to and from the pulmonary capillaries.

41
Q

Normal rate of breaths for adult per minute are?

A

12 to 20 breaths/min

42
Q

What is eupnea?

A

The normal rater and depth of ventilation

43
Q

Bradypnea?

A

Less than 12 breaths/min

44
Q

Tachypnea?

A

Respiratory rate of 20 or more.

45
Q

Apnea is?

A

The lack of respiratory movements

46
Q

SpO2 should be around?

A

95%-100%

47
Q

What does ETCO2 measure?

A

It measures the exhaled carbon dioxide