Morula - Guides d'étude, Notes de cours & Résumés

Steps of embryonic development Correct Answer-1) Zygote (fertilized egg) undergoes early cleavages -> morula (group of equivalent, undistinguishable cells) 2) As morula grows, cell acquires specific characteristics & some morphological differences (ex. embryonic axes) -> blastula (characterized by presence of hollow cavity, blastocele) 3) Gastrulation (gastrula) originates 3 definitive germ layers (ectoderm, mesoderm, endoderm) 4) Once scaffold & primordial for tissues & organs laid out...

EMBRYONIC DEVELOPMENT OF THE NERVOUS SYSTEM  General Embryonic Development is Described as Either:  Trimesters (3x 3-Month Periods): o First: - Foundations of Major Organs o Second: - Development of Organs o Third: - Rapid Growth & Fully Functional Organs.  OR... Anatomical Stages: **(These are more relevant) o Pre-Embryonic Period: 0-2 Weeks  Fertilisation  Blastocyst Formation & Implantation  Gastrulation o Embryonic Period: 3-8 Weeks  Development & Differentia...

cmmb midterm Question and answers already passed 2024 RTK pathway and FGFs - correct answer Ligand, RTK, GEF, RAS, RAF, MEK,ERK, TF, Transcription morula, blastula, gastrula blastomere - correct answer morula: cleavage stage embryo, no cavityblastula: cleavage stage, when there is a cavity in the embryogastrula: embryo undergoing gastrulationneurula: embryo as neural tube is formingblastomere: any cell of a cleavage stage embryo cleavage - correct answer rapid cell divisions divide th...

NBDHE- Embryology and histology (StudentRDH) Questions And Answers A+ Embryology - ANS-study of prenatal development, from fertilization to birth. Prenatal development - ANS-usually divided into trimesters (each lasting 3 months), but can also be divided into three periods (preimplantation, embryonic, and fetal) marked by changes in the development. -First trimester includes preimplantation and embryonic period Preimplantation period` - ANS-first week of conception. Embryonic period - A...

What are the phases of menstrual cycle? - menstruation, follicular phase, ovulation, luteal phase, and ischemic phase. How many hours does an ovum need to be capable of fertilization? - 24 hours. (48 hours the most). Total critical span during sex must occur for fertilization to be successful is - 72 hours or 48 hours before ovulation, plus 24 hours afterward. Eggs are propelled into fallopian tubes (ampulla) by: - fimbriae, peristalsis of tube, and cilia of tube. What is the zona pelluc...

AMCB Prenatal Care and Retal Assessment Exam Questions and Answers Already Passed how soon do most pregnancies occur after intercoures - ANSWER within 2 days of ovulation What is a morula ? and when does it enter the uterine cavity? - ANSWER solid ball of cells formed by 16 blastomeres. enters the uterus 3 days after fertilization how long is the development of the embryo - ANSWER the developing human organism from about 2 weeks after fertilization through the second month (8weeks) When

how soon do most pregnancies occur after intercoures - ANSWER within 2 days of ovulation What is a morula ? and when does it enter the uterine cavity? - ANSWER solid ball of cells formed by 16 blastomeres. enters the uterus 3 days after fertilization how long is the development of the embryo - ANSWER the developing human organism from about 2 weeks after fertilization through the second month (8weeks) When does implantation occur? and where? - ANSWER 6-7 days after fertilization upper ...

NUR 411: Nursing Concepts for Childbearing Individuals and Families Exam 1 Questions and Correct Answers. 678 Questions and Answers. With Complete Solution Updated 2024. Actual Exam Questions included. Where does fertilization typically occur? Outer 1/3 fallopian tube How long does it typically take for the blastocyst to implant into the side of the uterus? 4 - 6 days The union of a single sperm and egg is defined as ___. Conception In the process of embryonic and fetal development, dur...

NR 327 Maternal Newborn Exam 1 An expectant father asks the nurse, "Which part of the mature sperm contains the male chromosome?" What is the correct response by the nurse? - ANSWER The head of the sperm One of the assessments performed in the birth room is checking the umbilical cord for blood vessels. Which finding is considered to be within normal limits? - ANSWER ...

Morula - Answer--Solid ball of 16-32 cells Early Blastocyst - Answer--Blastocyst Cavity -Trophoblast -Inner cell mass 9-12 Day Blastocyst - Answer--Amnion -Amnion Cavity -Chorion -Embryonic Disk -Epiblast -Hypoblast 20 Day Embryo - Answer--Amnion -Amnionic Cavity -Chorion -Chorionic Villi -Embryo -Umbilical chord -Yolk sac Embryonic Membranes - Answer--Amnion -Amnionic Cavity -Chorion -Chorionic Villi -Yolk Sac1. Chorionic Villi 2. Yolk sac 3. Umbilical Cord 4. Amnionic C...