How do humans use their anterior nares?

ATI RN

ATI RN Test Bank

A. For inhaling B. For tasting C. For regulating stress D. For directing sound

Correct Answer: A

Rationale: Anterior nares (nostrils) are for inhaling (A). Tasting (B) is tongue, stress (C) is hormonal, and sound (D) is ears.

Which cut is considered a cross section?

A. A sagittal or frontal section B. A cut along the coronal plane C. A cut along the median plane D. A cut through the transverse plane

Correct Answer: D

Rationale: A cross section is a transverse plane cut (D), horizontal. Sagittal (A) is side, coronal (B) is front-back, and median (C) is midline.

Ovulation is induced by:

A. a 'spike' in progesterone secretion B. a 'spike' in LH secretion C. a slow rise in FSH secretion D. a complete stoppage of estrogen secretion

Correct Answer: B

Rationale: A spike in LH (B) triggers ovulation. Progesterone (A) rises after, FSH (C) is gradual, and estrogen (D) doesn’t stop.

Both male and female reproductive systems are ultimately controlled by GnRH.

A. TRUE B. FALSE C. D.

Correct Answer: A

Rationale: True (A): GnRH from the hypothalamus controls both via pituitary hormones. False (B) is incorrect.

In females, the process of meiosis takes about two weeks from start to finish.

A. TRUE B. FALSE C. D.

Correct Answer: B

Rationale: False (B): Meiosis in females begins prenatally and completes at fertilization, not two weeks. True (A) is incorrect.

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