Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
11 Cards in this Set
- Front
- Back
|
digital clubbing <-- hypoxia
assoc'd w/ 4 types of disease ccip |
cirrhosis
cyan. congenital heart dis Inflam Bowel dis chronic Pulmonary dis. |
|
|
central cyanosis involves...
|
skin; mucous membranes
Look at the tongue or sublingual mucosa. |
|
|
Peripheral cyanosis
-physiology -cause |
implies peripheral vasoconstriction,
usually due to cold exposure or shock, PVD, severe CHF. |
|
|
Argyria is a bluish-gray skin discoloration due to accumulation of __ in the skin. Unlike true cyanosis, this discoloration does not __ with pressure.
|
silver; blanch
|
|
|
In hypoxemia the arterial O2 saturation is __. If the cause of cyanosis is cardiopulmonary disease, the arterial P(O2) is __, whereas with an abnormal hemoglobin, methemoglobinemia or sulfhemoglobinemia, the P(O2) is __.
|
decreased; decreased; normal
|
|
|
methemoglobinemia
-appearance of arterial blood -Tx |
chocolate brown; methylene blue
|
|
|
to differentiate hypoxia caused by V/Q mismatching from that caused by shunting, place the child on 100% oxygen for a short period of time. In V/Q mismatching, the patient's PaO2 or SaO2 will ___, whereas those with fixed right-to-left intracardiac shunts will___.
|
rise; show no improvement
|
|
|
Cyanosis is a bluish discoloration of the skin and mucous membranes due to the presence of more than 5 grams of reduced hemoglobin [or hemoglobin derivatives] per dL of blood.
Therefore, cyanosis is difficult to detect in the ___ but easy to detect in the ___. |
anemic; polycythemic
|
|
|
Causes of methemoglobinemia and/or sulfhemoglobinemia include:
CHNS |
benzocaine, lidocaine
her. methgb reductase deficiency NO, nitrates, nitrites, naphthalene(moth balls), benzene sulfonamides, dapsone, primaquine, Phenazopyridine(AZO) |
|
|
Which type of disorder is primarily associated with decreased respiratory effort?
examples x 5 |
CNS
stroke, concussion elevated ICP spinal cord injury drugs/organophosphate poisoning |
|
|
Definition of massive hemoptysis
|
100-600mL in a 24-hour period or >50 mL for a single cough.
|
