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Fetus Inner Cell Mass Mesoderm Implantation Gastrulation Endoderm Zygote Embryo Ectoderm Blastocyst primitive germ (layers) Body Uterus Four implantation endometrium A. How does a human embryo form? Directions: Fill in the blanks below using the terms above. First, an unfertilized egg travels from the to the through the Multiple sperm traveling through the tubes will try to fertilize the egg. Once one of the sperm is successful, development begins. The divides into multiple cells on its way to the After about days, it forms a structure called a The cells inside the blastocyst, known as the will eventually develop into the and other supporting The outer cells of the blastocyst will develop into the tissues. begins when the blastocyst attaches to the Inner cell mass forms a disc, and the cells in the disc begin a process called First, some cells move inward, forming a groove on one side of the disc. This groove will determine the embryo's right-and-left body symmetry as it develops. As cells move inward along the groove, they organize themselves into three layers - the These three layers, called the and layers, will develop into different parts of the As development proceeds, the cells continue to move, divide, and make new structures. About eight weeks after fertilization, most of the embryo's key body parts and organs will have formed.

Fetus Inner Cell Mass Mesoderm Implantation Gastrulation Endoderm Zygote Embryo Ectoderm Blastocyst primitive germ (layers) Body Uterus Four implantation endometrium A. How does a human embryo form? Directions: Fill in the blanks below using the terms above. First, an unfertilized egg travels from the to the through the Multiple sperm traveling through the tubes will try to fertilize the egg. Once one of the sperm is successful, development begins. The divides into multiple cells on its way to the After about days, it forms a structure called a The cells inside the blastocyst, known as the will eventually develop into the and other supporting The outer cells of the blastocyst will develop into the tissues. begins when the blastocyst attaches to the Inner cell mass forms a disc, and the cells in the disc begin a process called First, some cells move inward, forming a groove on one side of the disc. This groove will determine the embryo's right-and-left body symmetry as it develops. As cells move inward along the groove, they organize themselves into three layers - the These three layers, called the and layers, will develop into different parts of the As development proceeds, the cells continue to move, divide, and make new structures. About eight weeks after fertilization, most of the embryo's key body parts and organs will have formed.

Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Fetus Inner Cell Mass Mesoderm Implantation Gastrulation Endoderm Zygote Embryo Ectoderm Blastocyst primitive germ (layers) Body Uterus Four implantation endometrium A. How does a human embryo form? Directions: Fill in the blanks below using the terms above. First, an unfertilized egg travels from the to the through the Multiple sperm traveling through the tubes will try to fertilize the egg. Once one of the sperm is successful, development begins. The divides into multiple cells on its way to the After about days, it forms a structure called a The cells inside the blastocyst, known as the will eventually develop into the and other supporting The outer cells of the blastocyst will develop into the tissues. begins when the blastocyst attaches to the Inner cell mass forms a disc, and the cells in the disc begin a process called First, some cells move inward, forming a groove on one side of the disc. This groove will determine the embryo's right-and-left body symmetry as it develops. As cells move inward along the groove, they organize themselves into three layers - the These three layers, called the and layers, will develop into different parts of the As development proceeds, the cells continue to move, divide, and make new structures. About eight weeks after fertilization, most of the embryo's key body parts and organs will have formed.
Transcribed Image Text:Fetus Inner Cell Mass Mesoderm Implantation Gastrulation Endoderm Zygote Embryo Ectoderm Blastocyst primitive germ (layers) Body Uterus Four implantation endometrium A. How does a human embryo form? Directions: Fill in the blanks below using the terms above. First, an unfertilized egg travels from the to the through the Multiple sperm traveling through the tubes will try to fertilize the egg. Once one of the sperm is successful, development begins. The divides into multiple cells on its way to the After about days, it forms a structure called a The cells inside the blastocyst, known as the will eventually develop into the and other supporting The outer cells of the blastocyst will develop into the tissues. begins when the blastocyst attaches to the Inner cell mass forms a disc, and the cells in the disc begin a process called First, some cells move inward, forming a groove on one side of the disc. This groove will determine the embryo's right-and-left body symmetry as it develops. As cells move inward along the groove, they organize themselves into three layers - the These three layers, called the and layers, will develop into different parts of the As development proceeds, the cells continue to move, divide, and make new structures. About eight weeks after fertilization, most of the embryo's key body parts and organs will have formed.
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