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What is the midcyle menstrual event stimulated by a surge of LH?

Ovulation

Menstruation

Orgasm

Emission

Answer and Explanation

The Correct Answer is A

A. Ovulation: LH (Luteinizing Hormone) surge around day 14 of the cycle triggers ovulation.

B. Menstruation: Occurs at the end of the cycle if no fertilization happens.

C. Orgasm: A sexual response, not controlled by LH surge.

D. Emission: Refers to movement of semen in males, not related to female reproductive cycle.

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Correct Answer is A

Explanation

A. Reduces the chromosome number from 46 to 23: Meiosis produces gametes (egg and sperm) with half the genetic material.

B. Occurs in every cell in the body except the egg cell and sperm cell: That describes mitosis.

C. Occurs in the ovum but not the sperm: Meiosis occurs in both egg and sperm cells.

D. Increases the chromosome number from 23 to 46: That happens at fertilization, not during meiosis.

A. Is stimulated by darkness B. Is stimulated by low levels of calcium C. Is secreted by the kidneys D. Stimulates growth

Correct Answer is D

Explanation

A. Is stimulated by darkness: Melatonin is stimulated by darkness; GH may have a circadian rhythm but is not specifically triggered by darkness.

B. Is stimulated by low levels of calcium: Low calcium levels stimulate parathyroid hormone (PTH), not GH.

C. Is secreted by the kidneys: GH is secreted by the anterior pituitary, not the kidneys.

D. Stimulates growth: GH promotes growth of bones, muscles, and tissues.

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What is the midcyle menstrual event stimulated by a surge of LH?

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Naxlex Comprehensive Predictor Exams

Which of the following is true of the process of meiosis?

Correct Answer is A

Explanation

Growth hormone:

Correct Answer is D

Explanation

Which of the following consists of a midpiece, head, and flagella?

A. Causes the release of hormones that form the graafian follicle

A nurse is discussing hormones with a client who is pregnant. Which of the following statements should the nurse make?

Which of the following is caused by a deficiency of erythropoietin?

A drug is classified as a diuretic (a drug that increases urination). Most likely the drug:

Low levels of oxygen stimulate the kidneys to secrete which hormone?

A nurse is checking the laboratory results of a client who is at risk for diabetes mellitus. Which of the following laboratory results indicates to the nurse that the client is at risk for diabetes mellitus?

Aldosterone: