Nokea
The nurse monitors a client who has gone through an endoscopic examination. Following a culdoscopy, what does a nurse need to observe for in this client?
- A. The nurse observes the client for any discomfort in the shoulders.
- B. The nurse observes the client for the signs of internal bleeding and the symptoms of shock.
- C. The nurse observes the client for changes in skin color and for any rise in body temperature.
- D. The nurse observes the quantity and frequency of urinary output.
Correct Answer: A
Rationale: Discomfort in the shoulders is a common side effect after culdoscopy due to gas insufflation.
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When are HCG levels the highest?
- A. before pregnancy
- B. first days of gestation
- C. second month of pregnancy
- D. end of pregnancy
Correct Answer: C
Rationale: The correct answer is C: second month of pregnancy. During the second month of pregnancy, HCG levels typically peak and reach their highest levels. This is because HCG is produced by the placenta, which develops and grows rapidly during this stage of pregnancy. Higher HCG levels during this time help support the developing fetus and maintain the pregnancy.
A: before pregnancy - HCG levels are not present before pregnancy.
B: first days of gestation - HCG levels are detectable shortly after implantation, but they continue to rise and peak in the second month.
D: end of pregnancy - HCG levels typically decrease towards the end of pregnancy as the placenta matures and other hormones take over to support the pregnancy.
What results from spermiogenesis? ________.
- A. four spermatogonia
- B. emission
- C. four spermatids
- D. menses
Correct Answer: C
Rationale: Spermiogenesis is the process of spermatid maturation into spermatozoa. During this process, each spermatid transforms into a single sperm cell. Therefore, the correct answer is C: four spermatids, as spermiogenesis results in the formation of four mature sperm cells from each spermatid.
A: Four spermatogonia are the cells that undergo mitosis to produce spermatocytes, not the result of spermiogenesis.
B: Emission refers to the release of semen during ejaculation, not the result of spermiogenesis.
D: Menses is the shedding of the uterine lining during the menstrual cycle in females, not related to spermiogenesis.
Which structure contains lysosomal-like enzymes?
- A. Sertoli cells
- B. sperm head
- C. acrosome
- D. sperm tail
Correct Answer: C
Rationale: The correct answer is C: acrosome. Lysosomal-like enzymes are found in the acrosome of sperm cells, where they help in breaking down the outer layers of the egg during fertilization. Sertoli cells (A) provide nourishment and support for developing sperm cells. The sperm head (B) contains genetic material but not lysosomal-like enzymes. The sperm tail (D) is responsible for movement and does not contain lysosomal-like enzymes. Therefore, the acrosome (C) is the structure that specifically houses these enzymes for the fertilization process.
A thin single flat bone that forms the lower portion of the nasal septum is
- A. Lacrimal bones
- B. Nasal bones
- C. Inferior nasal choncha
- D. Vomer
Correct Answer: D
Rationale: The correct answer is D: Vomer. The vomer is a thin, single flat bone that forms the lower portion of the nasal septum. It articulates with the sphenoid, ethmoid, and maxillary bones. The lacrimal bones (A) are small bones forming part of the eye socket. Nasal bones (B) are two small bones that form the bridge of the nose. The inferior nasal concha (C) is a separate bone located in the nasal cavity, not part of the nasal septum. Therefore, the vomer is the correct answer as it specifically fits the description given in the question.
Which blood vessel in the fetus has the highest Po2?
- A. Ductus arteriosus
- B. Ductus venosus
- C. Ascending aorta
- D. Left atrium
Correct Answer: B
Rationale: The correct answer is B: Ductus venosus. The ductus venosus carries oxygenated blood from the umbilical vein to the inferior vena cava, bypassing the liver. This blood has the highest Po2 among the choices because it is coming directly from the placenta, where oxygen exchange occurs. The other choices (A, C, D) carry deoxygenated blood or blood with lower oxygen content in the fetal circulation. The ductus arteriosus shunts blood from the pulmonary artery to the aorta, so it carries deoxygenated blood. The ascending aorta and left atrium receive mixed oxygenated and deoxygenated blood, not the highest Po2.