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Exam 17: Energy Balance and Temperature Regulation

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Question 91

True/False

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Low levels of estrogen inhibit the hypothalamus and the anterior pituitary, whereas high levels of estrogen stimulate the hypothalamus and the anterior pituitary.

A) True
B) False

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Question 92

True/False

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The significance of the scrotal location of the testes is to provide a warmer temperature for sperm production to occur.

A) True
B) False

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Question 93

Multiple Choice

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Which of the following statements does NOT correctly describe control of ovarian hormone secretion?

Match the primitive reproductive tissues, labelled a. through e., with the structures that they differentiate into. (Options may be used more than once or not at all.) a.genital tubercle b.urethral folds c.genital swellings d.Wolffian ducts e.Müllerian ducts -clitoris

Which of these is NOT a function of the Sertoli cells?

Which of these statements describes human chorionic gonadotropin?

Which of these statements does NOT apply to testosterone?

Match the items labelled a. through u. with the descriptions labelled 32. through 57. (Options may be used more than once or not at all, but there is only one correct response for each.) -secretes human chorionic gonadotropin

Match the chromosomal compositions, labelled a. through d., with the stages of developing sperm. (Options may be used more than once or not at all.) a.contains a full set of 23 pairs of chromosomes b.contains a full set of 23 pairs of doubled chromosomes c.contains a half set of doubled chromosomes d.contains a set of 23, single, unpaired chromosomes -spermatogonium

Which of these structures is a female accessory sex organ?

Which of these statements does NOT apply to testosterone?

The ____________________ are the primary reproductive organs. In males they consist of a pair of ____________________ and in females a pair of ____________________.

Match the hormones, labelled a. through c., with the functions. (Options may be used more than once or not at all.) a.estrogen b.progesterone c.both estrogen and progesterone -causes cervical mucus to become thick and sticky

Oxytocin is a powerful stimulant of uterine muscle contractility.

Which of these actions is NOT stimulated by testosterone?

Match the items labelled a. through u. with the descriptions labelled 32. through 57. (Options may be used more than once or not at all, but there is only one correct response for each.) -semen expelled from penis

The ____________________ of a spermatozoon contains the sperm's genetic information; the ____________________ is an enzyme-filled vesicle for penetrating an ovum; power-generating mitochondria are concentrated in the sperm's ____________________; the ____________________ is a whip-like structure composed of microtubules.

Luteinizing hormone and follicle-stimulating hormone are secreted by the gonads.

The first meiotic division of a primary oocyte occurs within a mature follicle just prior to ovulation.

Match the hormones, labelled a. through c., with the functions. (Options may be used more than once or not at all.) a.estrogen b.progesterone c.both estrogen and progesterone -induces endometrial secretory capacity