2. Cellular Division Flashcards Preview

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Flashcards in 2. Cellular Division Deck (38)
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1

Phase when cells stop dividing
Examples

G0 phase
Cardiac cells and neurons

2

3 phases of interphase

G1
S
G2

3

Phase: chromosome duplication

Synthesis phase

4

Division of SOMATIC cells

Mitosis

5

Division of SEX cells

Meiosis

6

Chromatin condenses

Prophase

7

Align at the equator

Metaphase

8

Chromosomes split

Anaphase

9

Chromatid goes back to chromatin
Cleavage furrow forms

Telophase

10

Steps 1-4 or PMAT is also called

Karyokinesis (nucleus/to split)

11

Part of mitosis where cytokinesis happens

Telophase

12

Cytoplasm divides into two

Cytokinesis

13

What 2 things happen in Meiosis 1 prophase 1

Synapsis
Recombination

14

Phenomenon wherein HOMOLOGOUS chr PAIR during meiosis

Synapsis

15

Sharing of DNA of 2 homo chromo aka CROSSING OVER or CHIASTMATA FORMATION

Recombination

16

End product of meiosis 1

Sperm - 2 diploid
Egg - 1 diploid & 1 polar body

17

End product of meiosis 2

Sperm- 4 haploid
Egg - 1 haploid & 3 polar bodies

18

Only blood supply of heart

L and R coronary artery

19

Decreased blood supply

Ischemia

20

Loss of blood supply due to obstruction

Infarction

21

Common cause of infarction

Obstruction of smaller vessels

22

Other term for myocardial infarction

Heart attack

23

Common cause of death of MI

Arrthymia or irreg heartbeat

24

Most common organ assoc with infarction

Heart

25

Brain infarction

Cerebrovascular accident or stroke

26

Least involved organ in infarction

Liver

27

Most common artery involved in stroke

Lenticulostriate artery (branch of middle cerebral artery)

28

Initial response of heart to hemorrhage

Tachycardia : Inc in fxn to help brain

29

Total body fluid volume

60% of weight

30

2 types of blood fluid volume and %

Intracellular fluid - 40%
Extracellular - 20%