Correct!!
Oxygen crosses the placenta by
a: pinocytosis
b: facilitated diffusion
c: simple diffusion
d: active transport
e: phgocytosis - ANSWER c: simple diffusion
Pregnancy has what effect on gastric motility?
a: Gastric motility typically remains the same
b: The effect on gastric motility is unpredictable
c: Gastric motility typically increases
d: Gastric motility typically decreases - ANSWER d: Gastric motility typically decreases
Pregnancy has what effect on gastric reflux?
a: The effect on gastric reflux is unpredictable
b: Gastric reflux is typically unaffected
c: Gastric reflux typically decreases
d: Gastric reflux typically increases - ANSWER d: Gastric reflux typically increases
"Morning sickness" typically begins during which weeks of pregnancy?
a: 1-3 weeks
b: 16-22 weeks
c: 10-12 weeks
d: 14-18 weeks
e: 4-8 weeks - ANSWER e: 4-8 weeks
Glucose crosses the placenta by
a: facilitated diffusion
,b: simple diffusion
c: active transport
d: phagocytosis
e: pinocytosis - ANSWER a: facilitated diffusion
Amino acids cross the placenta by
a: facilitated diffusion
b: active transport
c: pinocyctosis
d: simple diffusion
e: phagocytosis - ANSWER b: active transport
Changes in gastrointestinal motility during pregnancy are related to increased levels of
a: thyrotropin-releasing factor
b: human chorionic gonadotropin
c: estrogen
d: oxytocin
e: progesterone - ANSWER e: progesterone
During pregnancy, total body oxygen consumption
a: decreases by 50% from nonpregnant levels
b: increases by 20% from nonpregnant levels
c: increases by 50% from nonpregnant levels
d: decreases by 20% from nonpregnant levels
e: increases by 70% from nonpregnant levels - ANSWER b: increases by 20% from nonpregnant
levels
By term in a normal pregnancy, maternal blood volume
a: increases by 15%
b: increases by 50%
,c: decreases by 15%
d: decreases by 35%
e: increases by 35% - ANSWER e: increases by 35%
Iron supplementation in pregnancy is mainly used to
a: maintain fetal hemoglobin concentration
b: prevent iron deficiency in the mother
c: maintain maternal hemoglobin concentration
d: prevent iron deficiency in both the mother and the fetus
e: prevent iron deficiency in the fetus - ANSWER b: prevent iron deficiency in the mother
Which of the following measures of pulmonary function decreases in late pregnancy?
a: Tidal volume
b: Residual volume
c: Respiratory rate
d: Expiratory volume
e: Inspiratory capacity - ANSWER b: Residual volume
Transit time in the stomach and small bowel increases by what percent in the second and third
trimesters of pregnancy?
a: 60%-70%
b: 1%-15%
c: 45%-60%
d: 30%-45%
e: 15%-30% - ANSWER e: 15%-30%
Epulis is a pregnancy-related vascular swelling of the
a: larynx
b: pharynx
c: nares
d: gums
e: epiglottis - ANSWER d: gums
, Which of the following pulmonary measurements is decreased in pregnancy?
a: Carbon dioxide pressure
b: Tidal volume
c: Oxygen pressure
d: Oxygen requirement
e: Residual volume - ANSWER a: Carbon dioxide pressure
The increased nasal stuffiness and perception of increased nasal secretions during prenancy are
associated with
a: increased immunoglobulin production
b: increased interluminal production of mast cell toxins
c: increased airway conductance
d: decreased airway conductance
e: mucosal hyperemia - ANSWER e: mucosal hyperemia
Maternal arterial blood gas analysis during pregnancy would show
a: mild metabolic acidosis
b: mild respiratory alkalosis
c: mild metabolic alkalosis
d: mild respiratory acidosis
e: moderate metabolic alkalosis - ANSWER b: mild respiratory alkalosis
As compared with the nonpregnant state, the risk of thromboembolism during pregnancy
a: is not effected by pregnancy
b: is increased during pregnancy and in the puerperium
c: is decreased during prengnancy and in the puerperium
d: is increased during pregnancy and decreased in the puerperium
e: is decreased during pregnancy and increased in the puerperium - ANSWER b: is increased during
pregnancy and in the puerperium