History of Gross Anatomy Flashcards Preview

Gross & Developmental Anatomy > History of Gross Anatomy > Flashcards

Flashcards in History of Gross Anatomy Deck (13)
Loading flashcards...
1

Preformation Theory

founded, i.e. , “sperm or ovum contain a germ that is completely formed but minute and invisible and expands to visible size and form during development”

2

homonculus pertained to what theory?

preformation theory

3

epigenesis theory

egg lacks internal organization, some outside force causes development through use of cells. theory holding that development is a gradual process of increasing complexity

4

the father of modern embryology

Von Baer

5

who formulated cell theory?

Schleiden and Schwann

6

Recapitulation Theory

claims that each embryo in its development passes through abbreviated stages that resemble developmental stages of its evolutionary ancestors

7

ontogeny

complete developmental history of an individual

8

phylogeny

complete developmental history of a species

9

walter flemming described

chromosome behavior during animal cell division and suggested role in fertilization

10

Felix von Winiwarter

first observation of human chromosomes

11

Joe Tjio and Albert Levan

report 46 chrom. in humans

12

Lejeune et. al.

first describe congenital abnormalities from abnormal chrom. #

13

Dolly was cloned using

somatic cell nuclear transfer