BIOL 250 AP2 Quiz10 Questions and Answers,100% CORRECT

BIOL 250 AP2 Quiz10 Questions and Answers Part 1 of 1 - Part 1 90.0/ 100.0 Points Covers material found within the OpenStax A&P textbook in chapter 27.2-3. Question 1 of 10 / 10.0 Points All of the following statements concerning oogenesis are correct EXCEPT: • A. At birth, a female infant’s ovaries contain primary oocytes. • B. One oogonium produces one and only one ovum • C. Upon fertilization, a secondary oocyte completes meiosis II • D. Ova develop from stem cells called oogonia. • E. Oogenesis occurs from puberty until death. Feedback:Good work; your answer is correct! Question 2 of 10 / 10.0 Points During the second half of the ovarian cycle, progesterone is secreted by the . • A. corpus luteum • B. posterior pituitary gland • C. anterior pituitary gland • D. mons pubis • E. primary follicle Feedback:Good work; your answer is correct! Question 3 of 10 / 10.0 Points The timing of puberty can be influenced by all of the following EXCEPT? • A. Stress • B. Amount of body fat • C. Genes • D. Peer pressure Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 27.3. Question 4 of 10 / 10.0 Points Which layer of the uterus is shed during menstruation? • A. functional zone of endometrium • B. serous membrane • C. myometrium • D. perimetrium • E. basilar zone of endometrium Feedback:Good work; your answer is correct! Question 5 of 10 / 10.0 Points If the average length of a woman’s ovarian cycle is 30 days, the average length of her uterine cycles is most likely days. • A. 30 • B. 15 • C. 7 • D. 21 • E. 10 Feedback:Good work; your answer is correct! Question 6 of 10 / 10.0 Points What controls whether an embryo will develop testes or ovaries? • A. Y chromosome • B. Presence or absence of estrogen • C. Hypothalamus • D. Pituitary gland Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 27.3. Question 7 of 10 / 10.0 Points What are the female gonads called? • A. Oocytes • B. Ova C. Oviducts • D. Ovaries Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 27.2. Question 8 of 10 / 10.0 Points After ovulation, the secondary oocyte is drawn from the peritoneal cavity into the uterine tube by . • A. microvilli • B. fimbriae • C. flagella • D. mucous E. cilia Feedback:Good work; your answer is correct! Question 9 of 10 / 10.0 Points Why do estrogen levels fall after menopause? • A. The pituitary secretes a menopause-specific hormone. • B. There are no follicles left to produce estrogen. • C. The cells of the endometrium degenerate. • D. The ovaries degrade. Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 27.2. Question 10 of 10 / 10.0 Points Without SRY expression, an embryo will develop: A. male reproductive structures. • B. female reproductive structures. • C. no reproductive structures. • D. male reproductive structures 50% of the time and female reproductive structures 50% of the time. Feedback:Incorrect. This can be found in the OpenStax Anatomy and Physiology section. Section 27.3. Part 1 of 1 - Part 1 80.0/ 100.0 Points Covers material found within the OpenStax A&P textbook in chapter 27.2-3. Question 1 of 10 / 10.0 Points What controls whether an embryo will develop testes or ovaries? • A. Y chromosome B. Presence or absence of estrogen • C. Hypothalamus • D. Pituitary gland Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 27.3. Question 2 of 10 / 10.0 Points After ovulation, the secondary oocyte is drawn from the peritoneal cavity into the uterine tube by . • A. microvilli • B. fimbriae • C. flagella D. mucous • E. cilia Feedback:Good work; your answer is correct! Question 3 of 10 / 10.0 Points During the second half of the ovarian cycle, progesterone is secreted by the . • A. corpus luteum • B. posterior pituitary gland • C. anterior pituitary gland • D. mons pubis • Feedback:Good work; your answer is correct! Question 4 of 10 / 10.0 Points Why do estrogen levels fall after menopause? • A. The pituitary secretes a menopause-specific hormone. • B. There are no follicles left to produce estrogen. • C. The cells of the endometrium degenerate. • D. The ovaries degrade. Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 27.2. Question 5 of 10 0.0/ 10.0 Points Without SRY expression, an embryo will develop: • • B. female reproductive structures. • C. no reproductive structures. • D. male reproductive structures 50% of the time and female reproductive structures 50% of the time. Feedback:Incorrect. This can be found in the OpenStax Anatomy and Physiology section. Section 27.3. Question 6 of 10 / 10.0 Points The timing of puberty can be influenced by all of the following EXCEPT? • A. Stress • B. Amount of body fat • C. Genes D. Peer pressure Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 27.3. Question 7 of 10 / 10.0 Points What are the female gonads called? • A. Oocytes • B. Ova • C. Oviducts • D. Ovaries Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 27.2. Question 8 of 10 / 10.0 Points Which layer of the uterus is shed during menstruation? A. functional zone of endometrium • B. serous membrane • C. myometrium • D. perimetrium • E. basilar zone of endometrium Feedback:Good work; your answer is correct! Question 9 of 10 / 10.0 Points If the average length of a woman’s ovarian cycle is 30 days, the average length of her uterine cycles is most likely days. • A. 30 • • D. 21 • E. 10 Feedback:Anterior pituitary hormones (FSH and LH) cause the cyclical release of estrogen and progesterone by the ovaries every 28 days (with variations between women). Ovarian hormones cause uterine cycle endometrial changes. Thus, ovarian and uterine cycles are coordinated and last about the same number of days in a particular woman. Question 10 of 10 / 10.0 Points All of the following statements concerning oogenesis are correct EXCEPT: • A. At birth, a female infant’s ovaries contain primary oocytes. • B. One oogonium produces one and only one ovum • • E. Oogenesis occurs from puberty until death. Feedback:Good work; your answer is correct! Part 1 of 1 - Part 1 70.0/ 100.0 Points Covers material found within the OpenStax A&P textbook in chapter 27.2-3. Question 1 of 10 / 10.0 Points After ovulation, the secondary oocyte is drawn from the peritoneal cavity into the uterine tube by . • A. microvilli • B. fimbriae • C. flagella • D. mucous • E. cilia Feedback:The long, fingerlike fimbriae are projections on the ends of the uterine tubes which wave rhythmically and sweep the secondary oocyte and peritoneal fluid into the uterine tube. Question 2 of 10 / 10.0 Points The timing of puberty can be influenced by all of the following EXCEPT? • A. Stress • B. Amount of body fat • C. Genes • D. Peer pressure Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 27.3. Question 3 of 10 / 10.0 Points What controls whether an embryo will develop testes or ovaries? • A. Y chromosome • B. Presence or absence of estrogen • C. Hypothalamus • D. Pituitary gland Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 27.3. Question 4 of 10 / 10.0 Points If the average length of a woman’s ovarian cycle is 30 days, the average length of her uterine cycles is most likely days. • A. 30 B. 15 • C. 7 • D. 21 • E. 10 Feedback:Anterior pituitary hormones (FSH and LH) cause the cyclical release of estrogen and progesterone by the ovaries every 28 days (with variations between women). Ovarian hormones cause uterine cycle endometrial changes. Thus, ovarian and uterine cycles are coordinated and last about the same number of days in a particular woman. Question 5 of 10 / 10.0 Points Why do estrogen levels fall after menopause? • A. The pituitary secretes a menopause-specific hormone. • B. There are no follicles left to produce estrogen. C. The cells of the endometrium degenerate. • D. The ovaries degrade. Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 27.2. Question 6 of 10 / 10.0 Points During the second half of the ovarian cycle, progesterone is secreted by the . • A. corpus luteum • B. posterior pituitary gland • C. anterior pituitary gland • D. mons pubis • E. primary follicle Feedback:Good work; your answer is correct! Question 7 of 10 / 10.0 Points All of the following statements concerning oogenesis are correct EXCEPT: • A. At birth, a female infant’s ovaries contain primary oocytes. • B. One oogonium produces one and only one ovum • C. Upon fertilization, a secondary oocyte completes meiosis II • D. Ova develop from stem cells called oogonia. • E. Oogenesis occurs from puberty until death. Feedback:Good work; your answer is correct! Question 8 of 10 / 10.0 Points Which layer of the uterus is shed during menstruation? • A. functional zone of endometrium • B. serous membrane • C. myometrium • D. perimetrium • E. basilar zone of endometrium Feedback:Good work; your answer is correct! Question 9 of 10 / 10.0 Points What are the female gonads called? • A. Oocytes • B. Ova • C. Oviducts • D. Ovaries Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 27.2. Question 10 of 10 / 10.0 Points Without SRY expression, an embryo will develop: • A. male reproductive structures. • B. female reproductive structures. • C. no reproductive structures. • D. male reproductive structures 50% of the time and female reproductive structures 50% of the time. Feedback:Incorrect. This can be found in the OpenStax Anatomy and Physiology section. Section 27.3.