Gastrointestinal tract also called the digestive tract formation starts in the third week of the pregnancy. This tract extends from the buccopharyngeal membrane to the cloacal membrane.

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Chapter 51, Problem 9TY

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Introduction: Gastrointestinal tract also called the digestive tract formation starts in the third week of the pregnancy. This tract extends from the buccopharyngeal membrane to the cloacal membrane.

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Which of the following statements about gastrulation is correct? A. During gastrulation, the contents of cell nuclei begin to vary so that they can start to perform different fucntions. B. During gastrulation, cells differentiate so that they can start to perform different functions. C. The formation of the endoderm, mesoderm, and ectoderm occurs after gastrulation. D. The formation of the endoderm, mesoderm, and ectoderm occurs before gastrulation.

The mesoderm gives rise to a. structures derived from epidermis, such as hair, feathers, nails, or claws. b. the lining of the digestive tract, pancreas, and liver. c. only the liver. d. the heart, blood vessels, muscle, and bones.

The outermost germ layer in a vertebrate gastrula is the____ . a. endoderm c. mesoderm b. ectoderm d. dermis

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Chapter 51, Problem 9TY

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Introduction: Gastrointestinal tract also called the digestive tract formation starts in the third week of the pregnancy. This tract extends from the buccopharyngeal membrane to the cloacal membrane.

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Chapter 51, Problem 9TY

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Introduction: Gastrointestinal tract also called the digestive tract formation starts in the third week of the pregnancy. This tract extends from the buccopharyngeal membrane to the cloacal membrane.

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Chapter 51, Problem 9TY

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Introduction: Gastrointestinal tract also called the digestive tract formation starts in the third week of the pregnancy. This tract extends from the buccopharyngeal membrane to the cloacal membrane.

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Chapter 51, Problem 9TY

Summary Introduction

Introduction: Gastrointestinal tract also called the digestive tract formation starts in the third week of the pregnancy. This tract extends from the buccopharyngeal membrane to the cloacal membrane.

Answer 6

Chapter 51, Problem 9TY

Summary Introduction

Introduction: Gastrointestinal tract also called the digestive tract formation starts in the third week of the pregnancy. This tract extends from the buccopharyngeal membrane to the cloacal membrane.

Answer 7

Chapter 51, Problem 9TY

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Introduction: Gastrointestinal tract also called the digestive tract formation starts in the third week of the pregnancy. This tract extends from the buccopharyngeal membrane to the cloacal membrane.

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Answer 11

Ch. 51.1 - CoreSKILL How did Paland and Lynch test the...Ch. 51.1 - CoreSKILL Approximately how many times more often...Ch. 51.1 - Prob. 3EQ Ch. 51.3 - Prob. 1CS Ch. 51.4 - Prob. 1CS Ch. 51.4 - Prob. 2CS Ch. 51.4 - Prob. 1CC Ch. 51 - Prob. 1TY Ch. 51 - Which is considered an advantage of sexual...Ch. 51 - Prob. 3TY

Gastrointestinal tract also called the digestive tract formation starts in the third week of the pregnancy. This tract extends from the buccopharyngeal membrane to the cloacal membrane.

Solution Summary: The author explains that the digestive tract in vertebrates forms from the archenteron, which is the site for the initiation of the gastrulation in an embryo.

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Introduction: Gastrointestinal tract also called the digestive tract formation starts in the third week of the pregnancy. This tract extends from the buccopharyngeal membrane to the cloacal membrane.

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