HUMAN ANATOMY
6th Edition
ISBN: 9781260986037
Author: SALADIN
Publisher: MCG
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Chapter 4, Problem 8TYR
Summary Introduction
Introduction:
Embryo is the early stage of conceptus while fetus is the later stage of the developing embryo i.e. after 10 weeks of pregnancy when organs have developed in the embryo.
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A full-term female newborn has an abnormality of the abdomen. Physical examination shows a large 6-cm mass protruding from the abdomen at the base of the umbilical cord. The mass is covered by a membrane composed of peritoneum and amnion. Which of the following is the most likely cause or this anormalyA) Enlargement of the fetal organs in the first trimesterB) Failure of the intestines to return to the abdominal cavity at 10 weeks' gestationC) Herniation of the intestines Imrough an imperfectly closed umbilicus after 10 weeks' gestationD) Incomplete closure of the lateral folds at 4 weeks' gestationE) Rupture of the abdominal wall at 4 weeks' gestation
During the stage of labor the afterbirth
or placenta is delivered.
O fourth
O second
O third
O first
The correct order of the process that occurs when a sperm encounters an egg is the
sperm reaches ovum, implantation occurs, zygote is formed, embryo begins secreting hCG.
sperm reaches ovum, zygote is formed, implantation occurs, embryo begins secreting hCG.
sperm reaches ovum, embryo begins secreting hCG, implantation occurs, zygote is formed.
sperm reaches ovum, embryo begins secreting hCG, zygote is formed, implantation occurs.
OOO
QUESTION 20
Chapter 4 Solutions
HUMAN ANATOMY
Ch. 4.1 - Prob. 1BYGOCh. 4.1 - Prob. 2BYGOCh. 4.1 - Explain the functions of the sperm’s acrosome and...Ch. 4.1 - Describe two ways a fertilized egg prevents the...Ch. 4.2 - List the four primary tissue types of the adult...Ch. 4.2 - Oligohydramnios17 is an abnormally low volume of...Ch. 4.2 - Prob. 5BYGOCh. 4.2 - Prob. 6BYGOCh. 4.2 - Prob. 7BYGOCh. 4.2 - Prob. 8BYGO
Ch. 4.2 - Prob. 9BYGOCh. 4.2 - Prob. 10BYGOCh. 4.2 - Define and describe the neural tube, primitive...Ch. 4.3 - Prob. 1AWYKCh. 4.3 - Prob. 12BYGOCh. 4.3 - Prob. 13BYGOCh. 4.3 - Why is a baby more likely to be born with...Ch. 4 - Prob. 4.1.1AYLOCh. 4 - Prob. 4.1.2AYLOCh. 4 - Prob. 4.1.3AYLOCh. 4 - Prob. 4.1.4AYLOCh. 4 - Prob. 4.1.5AYLOCh. 4 - Prob. 4.1.6AYLOCh. 4 - Prob. 4.1.7AYLOCh. 4 - The duration of pregnancy and how the date of...Ch. 4 - Prob. 4.2.2AYLOCh. 4 - Prob. 4.2.3AYLOCh. 4 - Prob. 4.2.4AYLOCh. 4 - Prob. 4.2.5AYLOCh. 4 - Prob. 4.2.6AYLOCh. 4 - Prob. 4.2.7AYLOCh. 4 - Prob. 4.2.8AYLOCh. 4 - Prob. 4.2.9AYLOCh. 4 - The major changes that occur during the embryonic...Ch. 4 - Prob. 4.2.11AYLOCh. 4 - How the coelom forms, how it divides into the...Ch. 4 - The meaning of organogenesis, and some tissues and...Ch. 4 - Prob. 4.2.14AYLOCh. 4 - Prob. 4.2.15AYLOCh. 4 - Prob. 4.2.16AYLOCh. 4 - Prob. 4.2.17AYLOCh. 4 - Prob. 4.2.18AYLOCh. 4 - Prob. 4.2.19AYLOCh. 4 - The three modes in which the conceptus is...Ch. 4 - The development and mature structure of the...Ch. 4 - The relationship of the placenta to the umbilical...Ch. 4 - Prob. 4.2.23AYLOCh. 4 - The time at which the individual is considered to...Ch. 4 - Prob. 4.2.25AYLOCh. 4 - Prob. 4.3.1AYLOCh. 4 - Prob. 4.3.2AYLOCh. 4 - Prob. 4.3.3AYLOCh. 4 - Prob. 4.3.4AYLOCh. 4 - Prob. 4.3.5AYLOCh. 4 - Prob. 4.3.6AYLOCh. 4 - Prob. 4.3.7AYLOCh. 4 - When a conceptus arrives in the uterus, it is at...Ch. 4 - The entry of a sperm nucleus into an egg must be...Ch. 4 - Prob. 3TYRCh. 4 - Prob. 4TYRCh. 4 - Prob. 5TYRCh. 4 - Prob. 6TYRCh. 4 - Prob. 7TYRCh. 4 - Prob. 8TYRCh. 4 - Prob. 9TYRCh. 4 - For the first 8 weeks of gestation, a conceptus is...Ch. 4 - Viruses and chemicals that cause congenital...Ch. 4 - Prob. 12TYRCh. 4 - Prob. 13TYRCh. 4 - Prob. 14TYRCh. 4 - Prob. 15TYRCh. 4 - The enzymes with which a sperm penetrates an egg...Ch. 4 - Prob. 17TYRCh. 4 - Prob. 18TYRCh. 4 - Prob. 19TYRCh. 4 - Prob. 20TYRCh. 4 - Prob. 1BYMVCh. 4 - Prob. 2BYMVCh. 4 - Prob. 3BYMVCh. 4 - Prob. 4BYMVCh. 4 - Prob. 5BYMVCh. 4 - Prob. 6BYMVCh. 4 - Prob. 7BYMVCh. 4 - Prob. 8BYMVCh. 4 - Prob. 9BYMVCh. 4 - Prob. 10BYMVCh. 4 - Prob. 1WWWTSCh. 4 - Prob. 2WWWTSCh. 4 - Prob. 3WWWTSCh. 4 - Prob. 4WWWTSCh. 4 - Prob. 5WWWTSCh. 4 - Prob. 6WWWTSCh. 4 - Prob. 7WWWTSCh. 4 - Prob. 8WWWTSCh. 4 - Prob. 9WWWTSCh. 4 - Briefly explain why each of the following...Ch. 4 - Only one sperm is needed to fertilize an egg, yet...Ch. 4 - Prob. 2TYCCh. 4 - Prob. 3TYCCh. 4 - Prob. 4TYCCh. 4 - Prob. 5TYC
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- Which of the following consists of both fetal and maternal tissues? (a) umbilical cord (b) placenta (c) amnion (d) allantois (e) yolk sacarrow_forwardDefine and describe the main features of the following developmental stages: fertilization, cleavage, gastrulation.arrow_forwardOvulation releases _________. a. the corpus luteum b. a primordial follicle c. a primary oocyte d. a secondary oocyte and first polar bodyarrow_forward
- One of your best friends tells you that she and her husband think she might be pregnant. She feels she can wait until shes several months along before finding an obstetrician. You think she could use some medical advice sooner, and you suggest she discuss her plans with a physician as soon as possible. What kinds of health issues might you be concerned about?arrow_forwardif fertilization occurs this structure provides a nurturing protective environment for the conceptus to develop. fallopian tubes, ovary, uterus, vagina, or cervix.arrow_forwardAfter fertization occurs what is the fertilized cell calledarrow_forward
- Which of the following is not true concerning the uterus? Group of answer choices It produces estrogen. It sloughs compact and spongy layers of lining tissue. It is the site for embryo implantation. Uterine muscle contraction expels the infant.arrow_forwardWhich of the following statements are true about the cervix? Select all that apply. O It remains open to allow free passage of sperm and menses. It creates a solid plug during pregnancy for protection. It secretes mucus. It is a tube comprised completely of squamous cells. It is the area where the embryo will implant.arrow_forwardthis structure receives the ovulated egg and is also the site where fertilization generally occurs. Cervix, fallopian tubes, ovary, vagina, or uterus.arrow_forward
- Successful conception (fertilization of the ovum) usually occurs in the: O vagina O ovary O uterine tube cervix O uterusarrow_forwardInduction of labor is usually appropriate in all of the following situation, except? The bag of membranes ruptured There is a face presentation The fetus died 6 weeks earlier The fetus is post termarrow_forwardEmily and her husband are thrilled as they peer into Emily's uterus by means of an ultrasound. The physician reports that the pregnancy appears normal and that their baby's organs, spine, and arms and legs are developing as expected. Given this information, the current stage of prenatal development is the embryonic period germinal period zygotic period fetal stage placentaarrow_forward
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