ch 6,7,12 Flashcards

(65 cards)

1
Q

intracellular fluid

A

fluid inside the cells

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2
Q

extracellular fluid

A

fluid outside of the cells

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3
Q

interstitial fluid

A

water that surrounds the bodys cells and includes lymph

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4
Q

intravascular fluid

A

bloods plasma; exits within arteries veins and capillaries

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5
Q

transcellular fluid

A

those in specific compartments of the body, such as cerebrospinal fluid, digestive juices, and synovial fluid in joints

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6
Q

the primary control of water in the body is

A

through pressure sensors in the vascular system that stimulate or inhibit the release of antidiuretic hormone (ADH)

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7
Q

ADH

A

substances that causes the kidneys to excrete more fluid

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8
Q

most common example of active transport

A

sodium-potassium pumps

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9
Q

in passive transport

A

no energy is expended specifically to move the substances, general body movements aid passive transport

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10
Q

diffusion

A

movement of a substance from an area of higher concentration to an area of lower concentration

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11
Q

Filtration

A

movement of both water and smaller molecules through a semi permeable membrane from an area of high pressure to an area of low pressure

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12
Q

Osmosis

A

movement of water from an area of lower substance concentration across a semipermeable membrane to an area of higher concentration

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13
Q

Isotonic

A

same osmolarity as blood

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14
Q

hypertonic

A

higher osmolarity as blood

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15
Q

hypotonic

A

lower osmolarity as blood

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16
Q

sensible losses

A

losses which someone is aware of, like urination

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17
Q

insensible losses

A

may occur without the person recognizing the loss

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18
Q

most common form of dehydration

A

hypovolemia; loss of fluid in body resulting in decreased blood volume

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19
Q

what is the process of third spacing

A

when fluid from intravascular space moves into interstitial spaces

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20
Q

dehydration signs and symtoms

A

thirst, weak rapid pulse, low BP, dry skin and mucous membranes, skin tenting, decreased urine output, increased temp

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21
Q

fluid excess signs and symptoms

A

bounding pulse, elevated BP, respiratory changes, edema, increased urine output, weight gain, heart failure

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22
Q

electrolytes; cations

A

positive (+)

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23
Q

electrolytes; Anions

A

Negative(-)

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24
Q

hypo and hyper natremia

A

hypo- sodium deficit
hyper- sodium excess

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25
hyponatremia signs and symptoms
sodium less than 135, mental statues change, muscle weakness, nausea and vomiting
26
hypernatremia signs and symptoms
sodium greater than 145, thirst, mental status change, seizures, muscle weakness, respiratory compromise
27
hypo and hyper kalemia
hypo- potassium deficit hyper- potassium excess
28
hypokalemia signs and symptoms
potassium lower than 3.5, muscle weakness, shallow respirations, mental status change, cardiac arrythmia and arrest
29
hyperkalemia signs and symptoms
potassium greater than 5, muscle twitching and cramps, diarrhea, low BP, cardiac arrythmia and arrest
30
hyper and hypo calcemia
hyper- calcium excess hypo- calcium deficit
31
hypocalcemia signs and symptoms
calcium less than 9, mental status change, hyperactive deep tendon flexes,
32
hypercalcemia signs and symptoms
cacium greater then 11, Increased HR and BP, skeletal muscle and weakness, decreased GI motility
33
hypomagnesemia
magnesium less than 1.5, positive trousseu signs, positive chvostek sign, cardiac arrythmia and arrest
34
hypermasnesemia
magnesium greater than 2.5, hypotension, lethargy, skeletal muscle weakness, respiratory failure
35
acid
substance that releases a hydrogen ion
36
Base (alkali)
substance that binds hydrogen
37
normal ph
7.35-7.45
38
what is the first attempt to return ph to its normal range
cellular buffers
39
second attempt to restore ph
lungs
40
slowest response to change in attempting to restore ph
kidneys
41
acidosis
serum ph levels fall below 7.35
42
alkalosis
serum ph level increases above 7.45
43
where are most body fluids found
intracellular space
44
which electrolyte is most critical to healthy cardiac rhythm
potassium
45
indications for IV therapy
hydration, electrolyte replacement, med administration, blood product transfusion
46
types of IV administration modes
continuous, intermittent (piggyback), direct/IV push, patient controlled analgesia
47
peripheral veins lie
beneath the epidermis, dermis and subcutaneous tissue
48
central veins
deeper and located closer to the heart
49
central venous access devices
non tunneled central catheter, tunneled catheter, PICC, implanted vascular port
50
local complications with IV
hematoma, thrombosis,infiltration, infection, spasm, nerve injury
51
systemic complications with IV
septicemia, circulatory overload, venous air embolism, speed shock
52
what is parenteral nutrition for
for patients who cannot eat or tolerate tube feedings, promotes wound healing, treats cancer cachexia
53
hypodermoclysis
process of administering isotonic solutions and limit medicatoins subq
54
emergency surgery level
immediate surgery needed to save life or limb without delay
55
urgent surgery level
surgery needed within 24-30 hours
56
elective surgery level
planned/schedule with no time requirement
57
optional surgery level
surgery requested by patient (cosmetic)
58
preoperative surgery phase
begins with decision for surgery and ends with transfer to operating room
59
intraoperative surgery phase
begins with transfer to operating room and ends with admission to perianesthesia care unit (PACU)
60
postoperative surgery phase
begins with admission to PACU and continues until recovery is complete
61
atelectasis
collapse of alveoli in or more areas of the lung, from hypoventilation or mucous obstruction
62
malignant hyperthermia
potentially fatal hereditary muscular disease. disease that causes a fast rise in body temp and severe muscle contractions
63
minimally invasive surgery is called
keyhole surgery
64
general anesthesia
causes patient to lose consciousness sensation and reflexes
65
local anesthesia
blocks nerve impulses along the nerve where it is injected, resulting in loss of sensation in part of the body