Zygotic period - Study guides, Class notes & Summaries

Anthro 2B Final (Egan) verified answers and questions 2023. macro-evolution - correct tion above the species level micro-evolution - correct tion below the species level speciation - correct s when one species splits into two, which involves a reproductive isolating mechanism example of reproductive isolation but NOT speciation - correct rd frogs in Florida vs. Maine, can still reproduce but just can't because they are isolated; gene flow can happen extrinsic is...

placenta succenturiata CORRECT ANSWER - one or more accessory lobes connected to the main placenta by blood vessels - more common in multiple gestation APGAR score components CORRECT ANSWER A- appearance: pink all over = 2 P- pulse: > 100 bpm = 2, < 60 = 0 G- grimace: sneeze, cough, loud cry = 2 A- activity: active movement = 2 R- respiration: strength, not rate Score: 7-10 vigorous neonate 4-6 requires focused care 0-3 requires intense resuscitation Diuresis/Polyuria COR...

BIOL 171 Final Exam Questions and Answers 2024 Evolution is a theory that can be applied to different species, but cannot be directly tested False Several scientific studies have reported results that reject the process of evolution False Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:14 / 0:15 Full screen Brainpower Read More Two species of birds that are closely related have evolved from an extinct common ancestor True Crab and huma...

placenta succenturiata - one or more accessory lobes connected to the main placenta by blood vessels - more common in multiple gestation APGAR score components A- appearance: pink all over = 2 P- pulse: > 100 bpm = 2, < 60 = 0 G- grimace: sneeze, cough, loud cry = 2 A- activity: active movement = 2 R- respiration: strength, not rate Score: 7-10 vigorous neonate 4-6 requires focused care 0-3 requires intense resuscitation Diuresis/Polyuria - increased or excessiv...

Embryology Exam MCQ | Actual well elaborated questions and answers | updated The term "terato" (Greek for "monster") describes what characteristic of a newborn child? a. hypoxia b. birth defect c. morula - B This stage of human development occurs when the egg and sperm fuse. a. zygotic stage b. blastocyst stage c. embryonic stage d. fetal stage - A This stage of human development occurs when the single-celled zygote divides into multiple cells, forming a hollow ball of cell...

Why might Pasteur's experiment be inconclusive? - Answer The swan-necked flask broth may not support cell growth, or the broth was poisoned. Experiment did not confirm hypothesis that all cells come from pre-existing cells Why are replicates important in experiments? - Answer To ensure that results were not achieved by random chance What is the definition of a replicate? - Answer Unit that shares a common thing (4 mice in one cage = 1 replicate) What does the law of succession suggest?...

Describe how a fetus evolves in a woman - 1. Ovum is released from the ovary 2. Passes thru the fallopian tube and moves downward 3. Sperm meets rhe ovum in the puter fallopian tube creatung fertilization Describe the stages of fetal development - 1. Zygotic stage: fertilization occurs through the 2nd gestational week 2. Blastocyst stage: zygote divides into a ball of cells and attaches to uterus (implants) 3. Embryonic: major organs form and emerge from 2nd week to 8th week 4. Feta...

Developmental Psychology correct answer: Studies the physical changes we experience throughout the lifespan. Maturation correct answer: Growth beginning with conception and ending when the body stops growing. Cognitive Maturation correct answer: Changes in memory, problem-solving abilities, decision making, language and intelligence. Socioemotional Maturation correct answer: Social behaviors, emotions and changes people experience. Cross-Sectional Method correct answer: Enables ...

When the hydrogen ion content in the blood rises, the pH A. Lowers B. Neutralizes C. Rises --------- CORRECT ANSWER ----- A. Lowers A woman receives terbutaline for an external version. You may expect what on the fetal heart tracing? A. Decrease in variability B. Increase in baseline C. No change --------- CORRECT ANSWER ----- B. Increase in baseline What affect does magnesium sulfate have on the fetal heart rate? A. Decreases variability B. Increases variability C. No change -------...

When the hydrogen ion content in the blood rises, the pH A. Lowers B. Neutralizes C. Rises --------- CORRECT ANSWER ----- A. Lowers A woman receives terbutaline for an external version. You may expect what on the fetal heart tracing? A. Decrease in variability B. Increase in baseline C. No change --------- CORRECT ANSWER ----- B. Increase in baseline What affect does magnesium sulfate have on the fetal heart rate? A. Decreases variability B. Increases variability C. No change -------...