Nokea
The nurse is aware that the diagonal conjugate is 12 cm. What is the measurement in centimeters of the obstetric conjugate?
- A. 10 to 10.5
- B. 11 to 11.5
- C. 12.5 to 13
- D. 14 to 14.5
Correct Answer: A
Rationale: The obstetric conjugate is approximately 1.5 to 2 cm shorter than the diagonal conjugate.
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The nurse knows that which is the most favorable pelvic type for vaginal birth?
- A. Gynecoid
- B. Android
- C. Anthropoid
- D. Platypelloid
Correct Answer: A
Rationale: The gynecoid pelvis is typical female pelvis and is most favorable for vaginal birth.
What is true about fimbriae?
- A. They form the passageway for the sperm to meet the ovum.
- B. They are the site of fertilization.
- C. They are fingerlike projections that 'capture' the ovum.
- D. They propel the egg through the fallopian tube.
Correct Answer: C
Rationale: Fimbriae are the fingerlike projections from the infundibulum that 'capture' the ovum at ovulation and conduct it into the fallopian tube.
Where are the secretions responsible for nourishing sperm excreted from?
- A. Vas deferens
- B. Epididymis
- C. Cowper's gland
- D. Scrotum
Correct Answer: C
Rationale: The Cowper's gland secretions nourish the sperm.
Which statement made by the man indicates an understanding about sexual activity and pregnancy?
- A. My wife can't get pregnant if I withdraw before climax.'
- B. A man can secrete semen before ejaculation.'
- C. If we don't have intercourse very often, my wife won't get pregnant.'
- D. It is safe to ejaculate outside the vagina.'
Correct Answer: B
Rationale: Semen may be secreted during sexual intercourse before ejaculation.
The nurse knows that when a patient breastfeeds, which portions of the breast secrete milk?
- A. Lactiferous sinuses
- B. Lobes
- C. Montgomery's glands
- D. Alveoli lobules
Correct Answer: D
Rationale: The alveoli secrete milk.