A 5-year-old girl is brought to the physician by her father because of a 5-day history of a large swelling in her neck. Physical examination shows a 6-cm mass in the midline of the neck, just below the lower jaw. Which of the following embryologic structures is most likely involved in her condition? First pharyngeal pouch Rathke pouch Second pharyngeal pouch Third pharyngeal pouch Thyroid rudiment

Q: List the four primary tissue types of the adult body and identify which of the three primary germ…

A: A tissue is defined as a group of cells which are having a similar structure and are organized to…

Q: Mention four (4) important outcomes of gastrulation. Your answer must mention four concepts:(a)…

A: This question is about gastrulation.

Q: Which of the following is INCORRECTLY paired?   Question 27 options:   Lesser omentum - inferior…

A: The above-mentioned parts are related to the digestive system as well as the reproductive system.…

Q: At what point in embryonic development does the gonadal ridge no longer exhibit bipotential

A: The gonadal ridge stops show double female or male reproductive organs development at a certain…

Q: Describe the functions of the Ascaris. If someone were to examine the Ascari (dissected) what would…

A: Ascaris are more commonly known as the roundworms of small intestine. Their body is cylindrical,…

Q: Match the correct number from Figure 14-25 with the corresponding structure. Spleen Urinary bladder…

A: The "digestive system" is in charge of converting the entire food that humans eat into energy and…

Q: Humans have three openings in an analogous place. Why is there a difference in the number of…

A: Hello! Since you have posted multiple questions we are answering only one question here as per the…

Q: The chorion is the_and the amnion is the . site where an embryo is implanted into the uterus; the…

A: The fetal membranes surrounding the embryo provide protection and nourishment to the developing…

Q: What is the fate of the inner cell mass? Which of the structures produces human chorionic…

A: The hormones are involved in the human reproductive cycle (female): GnRH  FSH LH Estrogen…

Q: 10. Draw and label a 14-day conceptus showing the chorionic sac, the chorionic cavity. Be sure and…

A: During the early stages of embryonic development, various structures and layers form within the…

Q: When the embryo is implanted, what developmental stage this be? cleavage fetus blastula gastrula

A: Sexual reproduction in humans includes a fusion of sperms and eggs to form a zygote.

Q: What's the process of gastrulation in humans, how the embryo forms the three germ layers, and which…

A: The inner cell mass which is known as Blastula is now grown into a cell mass known  Gastrula and…

Q: Which of the following occurs to the blastocoel during Xenopus development?     is replaced by the…

A: Xenopus It refers to the genus of highly aquatic frogs that are mostly found in the regions of…

Q: Gastrulation is brought about by an invagination of the wall of the blastocoel. True False

A: The objective of the question is to determine whether the statement 'Gastrulation is brought about…

Q: Which of the following is the latest stage of embryonic development (of this list)? blastula morula…

A: The development begins after fertilization which involves formation of zygote. After this zygote…

Q: What is the purpose of the placenta? Which part of the blastocyst eventually becomes the fetal…

A: Introduction  An organ that grows in the uterus during pregnancy is the placenta. A developing…

Q: Whether the statement "Because of the many later developmental transformations that produce the…

A: Gastrulation is the process by which the blastula develops into the three-germ layered gastrula.…