Inflammation of vertebra is
- A. Spondylitis.
- B. Spondylolisthesis.
- C. Spondylosis.
- D. Spondylopathy
Correct Answer: A
Rationale: Rationale:
1. Spondylitis refers to inflammation of the vertebrae, making it the correct choice.
2. Spondylolisthesis is the anterior displacement of a vertebra, not inflammation.
3. Spondylosis is degenerative changes in the spine, not inflammation.
4. Spondylopathy is a general term for any spinal disease, not specific to inflammation.
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In a typical 28 days female reproductive cycle, on which day following the beginning of the menstrual period is the level of luteinizing hormone most likely to be highest?
- A. Day 5
- B. Day 7.
- C. Day 14.
- D. Day 14.
Correct Answer: C
Rationale: The correct answer is C (Day 14). On day 14 of a typical 28-day female reproductive cycle, the level of luteinizing hormone (LH) is most likely to be highest. This is because day 14 corresponds to ovulation, which is triggered by a surge in LH. Ovulation occurs when the mature egg is released from the ovary, and LH surge is crucial in this process. Therefore, the peak level of LH is expected on day 14.
Incorrect Choices:
A: Day 5 - Too early in the cycle for LH surge.
B: Day 7 - Still early in the cycle for LH surge.
D: Day 21 - LH surge typically occurs around day 14, not day 21.
The mammary gland:
- A. is an erectile organ;
- B. is part of the internal genital organs;
- C. is an accessory gland of the female reproductive system;
- D. is a pair organ;
Correct Answer: C
Rationale: Step-by-step rationale:
1. The mammary gland is not an erectile organ, eliminating choice A.
2. It is not part of the internal genital organs, ruling out choice B.
3. The mammary gland is indeed an accessory gland of the female reproductive system, making choice C correct.
4. Lastly, the mammary gland is a pair of organs, which supports choice D as incorrect.
Therefore, choice C is correct as the mammary gland functions as an accessory gland in the female reproductive system.
The male gonads develop in the _______________ before descending down into the scrotum
- A. Pelvic cavity
- B. Peritoneal cavity
- C. Abdominal cavity
- D. Cul- d
Correct Answer: C
Rationale: The correct answer is C: Abdominal cavity. During embryonic development, the male gonads (testes) initially form in the abdominal cavity near the kidneys. They then descend through the inguinal canal into the scrotum. The pelvic cavity (choice A) is below the abdominal cavity, the peritoneal cavity (choice B) is a part of the abdominal cavity, and the cul-de-sac (choice D) is a pouch in the pelvic cavity. The key point is understanding the anatomical path of descent of the male gonads from the abdominal cavity to the scrotum.
The hormone that is released from the placenta is
- A. Follicle stimulating hormone
- B. Luteinizing hormone
- C. Estrogen
- D. Human chorionic gonadotropin
Correct Answer: D
Rationale: The correct answer is D: Human chorionic gonadotropin (hCG). This hormone is released from the placenta during pregnancy and is essential for maintaining the corpus luteum, which in turn produces progesterone to support the pregnancy. hCG is also the hormone detected in pregnancy tests.
Choice A (Follicle stimulating hormone) and B (Luteinizing hormone) are involved in the menstrual cycle, not specifically released from the placenta.
Choice C (Estrogen) is produced by the ovaries and not directly released from the placenta.
Which is a sign of benign prostatic hyperplasia?
- A. Weight loss
- B. Bone pain
- C. Fever
- D. Nocturia
Correct Answer: D
Rationale: The correct answer is D: Nocturia. Benign prostatic hyperplasia (BPH) is a non-cancerous enlargement of the prostate gland, leading to urinary symptoms like frequent urination, especially at night (nocturia). Weight loss, bone pain, and fever are not typical signs of BPH. Nocturia is a common symptom due to the prostate gland pressing against the urethra, causing urinary retention. It is important to differentiate BPH symptoms from other potential causes to provide appropriate treatment.