MATERNAL PHYSIOLOGY Flashcards
Which of the following statements are TRUE?
a. Angiotensinogen is produced in the maternal kidney.
b. Vascular refractoriness to angiotensin II may be estrogen related.
c. Refractoriness to angiotensinogen II is characteristic of mothers who develop pre-eclampsia.
d. NOTA
C
A 33-year old multigravida at 21 weeks’ gestation presents for her prenatal care visit. She reports that she is having difficulties at work doing her secretarial and administrative duties. She is experiencing aching, numbness and weakness in her upper extremities. What is likely DIAGNOSIS?
a. Rheumatoid arthritis
b. Carpal tunnel syndrome
c. Early onset pre-eclampsia
d. Traction on the median and ulnar nerve from Lordosis
B
Regarding the thyroid gland during pregnancy.
a. The highest concentration of maternal FT4 is early in gestation.
b. Fetal concentration of thyroxine-binding globulin increases throughout pregnancy.
c. Maternal concentration of thyroid-stimulating hormone reaches plateau by the mid-second trimester d. All of the above
D
Concerning the gastrointestinal tract changes during pregnancy, which of the following is CORRECT? a. Gastric emptying time increases during pregnancy
b. Intraesophageal pressures are lower during pregnancy
c. Lower esophageal sphincter tone is increased during pregnancy
d. NOTA
B
Which of the following hepatic enzymes is increased in normal pregnancy? a. Alkaline phosphatase
b. Alanine transaminase
c. Aspartate Transaminase
d. GGT
A
Which of the following statements is TRUE regarding ureteral dilatation in pregnancy?
a. Left sided dilatation is seen more often
b. B-hCG is responsible for the ureteral dilatation seen in pregnancy
c. Unequal dilatation results from right ureteral compression by the dectro-rotated uterus.
d. NOTA
C
Which of the following is a safeguard provided by pregnancy induced hypervolemia?
a. Provides abundant nutrients and elements to support the rapidly growing fetus and placenta.
b. Meets the metabolic demands of the enlarged uterus and its greatly hypertrophied vascular system.
c. Protects the mother, and in turn the fetus, from deleterious effects of impaired venous return in the supine and erect positions.
d. All of the above
D
The fetus gains the most weight proportionately during which time period in pregnancy:
a. 10-20 weeks
b. 20-30 weeks
c. 30-40 weeks
d. 40-42 weeks
C
Which of the following is the main source of growth hormone by 20 weeks AOG?
a. Ovary
b. Adrenals
c. Placenta
d. Pituitary gland
C
The increased in respiratory effort in pregnancy and the reduction in the partial pressure of CO2 in the blood is mediated by:
a. Oxygen
b. Progesterone
c. Estrogen
d. RAAS
B
The following describes the carbohydrate and fat metabolism in pregnancy, EXCEPT:
a. Mild fasting hyperglycemia
b. Post prandial hyperglycemia
c. Hyperinsulinemia
d. Hyperlipidemia
A
As the diaphragm becomes elevated during pregnancy, the heart is,
a. Displaced to the right and upward
b. Displaced to the right downward
c. Displaced to the left and upward d. Displaced to the left and downward
C
What is the BMI range for overweight individuals?
a. 25-29.9
b. 20-29.9
c. 23-29.9
d. 24-29.9
A
The allowed weight gain for obese individuals
a. 10-20
b. 10-15
c. 11-20
d. 11-15
C
