What is a blastocyte Study guides, Class notes & Summaries

When is the germinal period? - first 2 weeks after conception What is fertilized ovum called? - Zygote When does zygote make first cell division? - Within 36 hrs of fertilization. Then will divide every 12 to 15 hrs after as it moves down fallopian tube. What is a blastocyte? - the cell that is preparing for implantation during the germinal stage. When does the placenta form and what is it? - During germinal stage. It is a projection from the uterus. When is the embryonic stage? - Week 3 ...

Neonatal/Pediatric Resp. Care RTRP What is the total gestation time from fertilization to birth? - 38-42 weeks The first period is 12-14 days and consists of? - fertilization to implantation What is the fetal development called in the first period of development? - fertilized ovum The second period time period is? - implantation to end of first 10 weeks The 2nd period fetal development the ovum is now a? - embryo The third stage is called a? - fetus A newborn is called a? - ...

Embryology study of prenatal development Prenatal development consists of three distinct periods the pre-implantation period, the embryonic period, and the fetal period What periods make up the first trimester of pregnanacy the pre-implantaiton period and the embryonic period What period comprises the last two trimesters the fetal period It is important for dental professionals to understand what in prenatal development to understand the major events of prenata...

what are some preparations you can do before pregnancy correct answer: maintain healthy body weight, choose a balanced diet, be physically active, avoid harmful influences where does placental development occur correct answer: in the uterus parts of the placenta correct answer: amniotic sac and umbilical cord does the placenta remain in the body during childbirth correct answer: no the fetal and maternal blood vessels are interwoven in the correct answer: placenta how does fe...

NVCC PSY 230 Exam 1 | 115 Questions and Correct Solutions 2024 When is the germinal period? - Answer -first 2 weeks after conception What is fertilized ovum called? - Answer -Zygote When does zygote make first cell division? - Answer -Within 36 hrs of fertilization. Then will divide every 12 to 15 hrs after as it moves down fallopian tube. What is a blastocyte? - Answer -the cell that is preparing for implantation during the germinal stage. When does the placenta form and what is it? - An...

Diamniotic/Dichorionic Twins will have 2 placentas: A. Always, 2 separate placentas B. Never, 1 fused placenta C. Sometimes, depends on when blastocyte divides C. Sometimes, depends on when blastocyte divides You have two babies, blastocyte divided early (1-3 days) babies can have their own parts but they are identical A client asks about recurrence of herpes. Which statement by the nurse is true? A. Fever and flu-like symptoms precede a recurrent infection. B. Little can be done to control for...

When is the germinal period? - first 2 weeks after conception What is fertilized ovum called? - Zygote When does zygote make first cell division? - Within 36 hrs of fertilization. Then will divide every 12 to 15 hrs after as it moves down fallopian tube. What is a blastocyte? - the cell that is preparing for implantation during the germinal stage. When does the placenta form and what is it? - During germinal stage. It is a projection from the uterus. When is the embryonic stage? - Week 3 ...

Anatomical Position The erect position of the body with the face directed forward, the arms at the side, and the palms of the hands facing forward, used as a reference in describing the relation of body parts to one another. Anatomical planes 1. coronal (vertical cut into front and back halves) 2. transverse (horizontal cut into upper and lower) 3. sagittal (vertical cut into left and right halves) breathing vs ventilation breathing is for brining O2 into lungs, ventilation is th...

Developmental Science Theory Study of both change and constancy through the lifespan Stability Persistence of individual differences Lifelong patterns established by early experiences HEREDITY Plasticity Development is open to life long change Change occurs based on influential experiences Lifespan Perspective Development is lifelong, multidimensional, multidirectional, highly plastic, and influenced by multiple, interacting forces Age-graded Fairly predictabl...

Chapter 03: Prenatal Development MULTIPLE CHOICE 1. The folding of the embryo during prenatal development causes _____ to be on the _____. a. endoderm; inside of the embryo b. ectoderm; inside of endoderm c. endoderm; outside of the mesoderm d. mesoderm; outside of the ectoderm ANS: A After folding of the disc, the endoderm lies inside the ectoderm, with mesoderm filling in the areas between these two layers. This movement of the embryonic cell layers forms one long, hollow ...