Nokea
What physical changes of puberty will the nurse indicate are related to the production of testosterone?
- A. Stimulation of production of white cells and platelets
- B. Promotion of growth of small bones
- C. Increase in muscle mass and strength
- D. Decrease in production of sebaceous gland secretions
Correct Answer: C
Rationale: Testosterone increases muscle mass, promotes strength and growth of long bones, and enhances production of red blood cells.
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What signifies the end of puberty for a male?
- A. Facial hair is evident.
- B. Erections can be sustained.
- C. Ejaculate is greater than 5 mL.
- D. Mature sperm are formed.
Correct Answer: D
Rationale: Puberty ends for a male when mature sperm are formed by the testes.
What will the nurse explain to a 12-year-old patient when describing what characterizes nocturnal emissions?
- A. A drop in testosterone level
- B. Sexual stimulation
- C. Absence of sperm in ejaculate
- D. Association with violent dreams
Correct Answer: C
Rationale: Nocturnal emissions, also known as 'wet dreams,' occur without sexual stimulation and contain no sperm.
When describing the female reproductive tract to a pregnant woman, the nurse would explain that which uterine layer is involved in implantation?
- A. Perimetrium
- B. Endometrium
- C. Myometrium
- D. Internal os
Correct Answer: B
Rationale: The endometrium is the inner mucosal layer of the uterus that is governed by cyclical hormonal changes. It is functional during menstruation and during the implantation of a fertilized ovum.
What correct information will the nurse provide?
- A. Fertilization of an ovum requires penetration by several sperm.'
- B. An ovum must be fertilized within 24 hours of ovulation.'
- C. It takes 4 to 5 days for sperm to reach the fallopian tubes.'
- D. Sperm live for only 24 hours following ejaculation.'
Correct Answer: B
Rationale: After ovulation, the egg lives for only 24 hours. Sperm must be available during that time if fertilization is to occur.
What is the nurse's best response?
- A. Worrying is not the answer.'
- B. I will talk to the pediatrician about a gynecological referral.'
- C. I can only discuss this with your daughter.'
- D. Early cycles are often irregular.'
Correct Answer: D
Rationale: Early cycles are often irregular and may be anovulatory. Regular cycles are usually established within 6 months to 2 years of the menarche.