Nokea
A nurse is preparing a teaching plan for a client about the sexual response cycle integrating the theoretical model described by Masters and Johnson. Which of the following would the nurse describe as occurring first?
- A. Erotic feelings
- B. Penile erection
- C. Vaginal lubrication
- D. Increased muscle tension
Correct Answer: A
Rationale: In Masters and Johnson?s model, erotic feelings (A) mark the start of the excitement phase, preceding physical responses like penile erection (B), vaginal lubrication (C), and increased muscle tension (D).
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When describing the events associated with the determination of sex of a fetus, which of the following would the nurse most likely include in the discussion?
- A. Genes on the Y chromosome
- B. Formation of ovaries
- C. Rising testosterone levels
- D. Neurochemical inhibition
Correct Answer: A
Rationale: Genes on the Y chromosome (A), particularly the SRY gene, initiate male sex determination by triggering testicular development. Ovary formation (B) and testosterone rise (C) are outcomes, not primary events, and neurochemical inhibition (D) is not relevant.
A client with erectile dysfunction who is prescribed sildenafil asks the nurse, When should I take the medication? Which response by the nurse would be most appropriate?
- A. You should take it every morning when you first get up.
- B. Take it about ½ to 2 hours before you have sexual activity.
- C. You need to take it about 5 minutes before you have intercourse.
- D. Take it at night before bedtime.
Correct Answer: B
Rationale: Sildenafil should be taken ½ to 2 hours before sexual activity (B) for optimal effect. Daily morning (A) or bedtime (D) dosing is incorrect, and 5 minutes (C) is too short for absorption.
A group of students is reviewing medications used to treat erectile dysfunction. The students demonstrate understanding of the information when they identify which of the following as being administered by injection?
- A. Tadalafil
- B. Papaverine
- C. Alprostadil
- D. Vardenafil
Correct Answer: C
Rationale: Alprostadil (C) is administered by injection for erectile dysfunction. Tadalafil (A) and vardenafil (D) are oral PDE5 inhibitors, and papaverine (B) is less commonly used today.
A nurse is preparing a presentation for a local senior group about sexuality and sexual behaviors in older adults. Which of the following would the nurse need to address? Select all that apply.
- A. Decreased vaginal lubrication
- B. Decreased amount of sperm
- C. Enhanced clitoral response
- D. Thickening of vaginal mucosa
- E. Increased ejaculation time
Correct Answer: A,B,E
Rationale: Aging causes decreased vaginal lubrication (A), reduced sperm production (B), and increased ejaculation time (E). Clitoral response (C) typically decreases, and vaginal mucosa thins (D), not thickens, with age.
A nursing instructor is preparing a class discussion about sexual disorders. Which of the following would the instructor include when describing gender identity disorders?
- A. They typically involve same-sex identification.
- B. The individual experiences discomfort about his or her own assigned sex.
- C. Recurrent intense sexual urges lead to significant distress.
- D. Changes in sexual desire and response are key characteristics.
Correct Answer: B
Rationale: Gender identity disorder (now gender dysphoria) involves discomfort with one?s assigned sex (B). Same-sex identification (A) relates to orientation, intense urges (C) describe paraphilias, and changes in desire/response (D) relate to sexual dysfunctions.