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Examen

SCIN 132 WEEK 6 QUIZ. | Best for 2022 Exam Revision |

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Vista previa 3 fuera de 17 páginas

Question 12 of 32 “False labor” or Braxton Hicks contractions are weak, irregular contractions of the myometrium triggered by . 3.0/ 3.0 Points A. low levels of oxytocin B. high levels of prostaglandin C. low levels of progesterone D. high blood levels of estrogen E. high levels of testosterone Feedback: Good work; your answer is correct! Question 13 of 32 How is a zygote transported to the uterus? 3.0 / 3.0 Points A. the uterine tube is lined with cilia and undergoes peristalsis B. gravity C. the zygote migrates by ameboid movement D. the zygote has a flagellum E. the uterine tube is lined with microvilli Feedback: Good work; your answer is correct! Question 14 of 32 Which part of a mature sperm contains enzymes which digest the coverings surrounding the ovulated oocyte? 3.0 / 3.0 Points A. acrosome B. nucleus C. nucleus D. middle piece E. flagellum Feedback: Good work; your answer is correct! Question 15 of 32 The first stage of labor is marked by dilation of the uterine . 3.0/ 3.0 Points A. vagina B. fundus C. cervix D. neck E. body Feedback: Good work; your answer is correct! Question 16 of 32 The inner cell mass of the trophoblast developments into the primary germ layers which are named the , , and . 3.0/ 3.0 Points A. epithelium, muscle, nervous, connective B. zygote, morula, blastocyst C. endoderm, ectoderm, mesoderm D. zygote, embryo, fetus E. endometrium, myometrium, perimetrium Feedback: Good work; your answer is correct! Question 17 of 32 The placenta is formed by endometrial tissue of the uterine lining and the . 0.0 / 3.0 Points A. inner cell mass of the trophoblast B. myometrium of the uterus C. amnionic fluid D. chorionic villi of the trophoblast E. yolk sac Feedback: Projections from the trophoblast portion of the blastocyst, called chorionic villi, combine with uterine endometrial tissue to form the placenta, the structure by which maternal nutrients and oxygen are delivered to the developing embryo and wastes are carried away. Part 4 of 8 - 6.0/ 6.0 Points Question 18 of 32

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SCIN 132 WEEK 6 QUIZ.
Part 1 of 8 -


Question 1 of 32
The primary hormones produced by the ovaries are .


A. Prolactin

B. Estrogen

C. Testosterone

D. FSH and LH

E. Progesterone




Feedback: Good work; your answer is correct!

Question 2 of 32
Cushing’s disease is a disorder caused by .


A. abnormally low levels of aldosterone

B. abnormally low levels of cortisol

C. abnormally high levels of aldosterone

D. abnormally high levels of epinephrine

E. abnormally high levels of cortisol




Feedback: Good work; your answer is correct!

Question 3 of 32
The parathyroid glands are small structures located on the posterior thyroid gland that
produce parathyroid hormone (PTH), which regulates blood levels.

, A. potassium

B. calcium

C. insulin

D. adrenalin

E. thyroid hormone




Feedback: Good work; your answer is correct!

Question 4 of 32
The hormones of the human body can be divided into which of the following major
group(s)?

A. Sex hormones

B. CNS hormones

C. Hormones derived from amino acids

D. Hormones derived from lipids

E. C and D above are correct.




Feedback: The hormones of the human body can be divided into two major groups on the basis
chemical structure. Hormones derived from amino acids include amines, peptides, and proteins.
from lipids include steroids.

Question 5 of 32
The gonads produce what class of hormones?

A. catecholamines

B. neurotransmitters

C. amine hormones

D. peptide hormones

E. steroid hormones

, A. estrogen and progesterone

B. testosterone

C. inhibin

D. FSH and LH

E. A, B, and C are all correct




Feedback: FSH and LH are produced by the pituitary gland.

Part 2 of 8 -


Question 7 of 32
All of the following statements concerning oogenesis are correct
EXCEPT:

A. Ova develop from stem cells called oogonia.

B. Upon fertilization, a secondary oocyte completes meiosis II

C. Oogenesis occurs from puberty until death.

D. At birth, a female infant’s ovaries contain primary oocytes.

E. One oogonium produces one and only one ovum




Feedback: Good work; your answer is correct!

Question 8 of 32
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. 10

B. 21

C. 7

D. 15

E. 30

Información del documento

Subido en
17 de marzo de 2022
Número de páginas
17
Escrito en
2022/2023
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Examen
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