and Answers. (Graded A)
ABG - PH - ANSWER-7.35-7.45 mm HG
ABG - PaCO2 range - ANSWER-35-45 mm HG
ABG - PA02 - ANSWER-80-100mm HG
ABG - BE - ANSWER--2 - 3 MeQ/L
CBC: Hemoglobin (Hgb) - what is the normal range? - ANSWER-Normal Value: 14-17.5
G /DL
CBC: Hemoglobin (Hgb) - what do high and low values indicate? - ANSWER-High value
= smoking?
Low value = anemia or blood loss?
CBC: Hematocrit - what is the normal range? - ANSWER-Normal value = 41-50%
CBC: Hematocrit - what do high and low values indicate? - ANSWER-High value =
dehydrated?
Low value = anemia or blood loss?
CBC: WBC - what is the normal range? - ANSWER-Normal value = 4500-11000
CBC: WBC - what do high and low values indicate? - ANSWER-High value = infection,
anemia, steroid use
Low value = viral infection or immunodeficiency
CBC: RBC - what is the normal range? - ANSWER-Normal value = 3.9-5.5 million mm3
CBC: RBC - what do high and low values indicate? - ANSWER-High value =
polycythemia or high altitude
Low value = cancer or bone marrow suppression
Coags: PT - what does it measure & how long? - ANSWER-Coumadin anticoagulation
10-13 second
Coags: PT - what do high values indicate? - ANSWER-High values can indicate liver
cirrohsis, vitamin K deficiency or DIC
Coags: INR - ANSWER-International normalized ratio. Normal INR = 1.0.
, Coags: aPTT - what does it measure & how long? - ANSWER-Measures Heparin
25-40 second
OB: What are some physiological changes which occur in pregnancy? - ANSWER--
Blood volume increases 40%
-Plasma increases, showing false anemia on labs
-BP decreases in 2nd trimester, but returns to normal
-Cardiac output increases, up to 50%
-HR increases 10-15 bpm
-SBP increases
-Body becomes more insulin resistant
-Uterus enlarges 20x
OB: Physical assessment of pregnant patient - ANSWER-Palpate / Check vitals / Check
FHT / Ask GP-PAL
OB: What is GP-PAL - ANSWER-Gravida, Para, Preterms, Abortion, Living children
OB: Tx for distressed fetus? - ANSWER-100% O2 via NRB on mother; place in LLR;
give fluids for hypotension and perform external vaginal exam
OB: Vaginal bleeding - caused by? - ANSWER-Ovarian cysts, spotting, fetal loss,
ectopic pregnancy or uterine rupture
OB: Vaginal bleeding - TX? - ANSWER-O2/IV/Monitor
Manage blood loss
Blood products
Tx for shock
Monitor FHT
OB: Gestational hypertension - TX? - ANSWER-Treat with:
-Beta Blockers like Labetalol
-Arterial vasodilators like Hydrolozine
-Consider seizure prophylaxis like 4G Mag over 20 min
OB: Pre-eclampsia - S/S & TX? - ANSWER-S/S = HTN with edema, neuro changes and
clonus
TX = -Beta Blockers like Labetalol
-Arterial vasodilators like Hydrolozine
-Consider seizure prophylaxis like 4G Mag over 20 min
(Delivery is only option to stop condition)
OB: Pre-eclampsia - severe S/S? - ANSWER-BP >160/100
Pulmonary edema