Nokea
The hormone that causes the follicle to rupture and the egg to be expelled is:
- A. Luteinizing hormone (LH)
- B. Follicle-stimulating hormone (FSH)
- C. Estrogen
- D. Progesterone
Correct Answer: A
Rationale: LH triggers ovulation, causing the follicle to rupture and release the egg.
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If a breastfeeding woman shows a nonimmune rubella titer prior to discharge, the woman should be
- A. given the MMR vaccine and continue breastfeeding
- B. given the MMR vaccine and stop breastfeeding for a few days
- C. told to take the MMR vaccine in 3 to 6 months
Correct Answer: C
Rationale: MMR vaccination is contraindicated during breastfeeding; postponement ensures safety.
The vagina is a tubular organ situated anterior to the urethra and bladder and posterior to the rectum.
- A. TRUE
- B. FALSE
- C. NA
- D. NA
Correct Answer: A
Rationale: The vagina is indeed situated anterior to the urethra and bladder and posterior to the rectum.
Choose the girl who is most likely to have secondary amenorrhea.
- A. Amanda, 15 years old, who is trying out for the school track team for girls
- B. Brittney, 17 years old, who is preparing for a national gymnastic tournament
- C. Chloe, 16 years old, who controls type 1 diabetes mellitus with insulin
- D. Deanna, 16 years old, who is a member of an Irish dance team
Correct Answer: B
Rationale: Intense physical activity and low body fat, common in gymnasts, can lead to secondary amenorrhea due to hormonal imbalances.
The fetal/neonatal lung substance that improves pulmonary compliance by decreasing alveolar surface tension is
- A. meconium
- B. prostaglandin
- C. surfactant
Correct Answer: C
Rationale: Surfactant is a substance produced in the lungs that decreases alveolar surface tension, improving pulmonary compliance and preventing lung collapse.
The drug-exposed infant is most likely to have symptoms of withdrawal in the newborn period after chronic intrauterine exposure to
- A. caffeine
- B. marijuana
- C. oxycodone
Correct Answer: C
Rationale: Opioids like oxycodone can cause neonatal abstinence syndrome, characterized by withdrawal symptoms.