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Flashcards in Michelle Summary Deck (64)
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1

Gs?

B1
B2
H2
D1
(heart and lungs)

2

Gi?

M2 (in SAN)
A2 (in heart)

3

Gq?

A1
M1
M3

4

Parasympathetic = short preganglionic fibres and sympathetic = long, true or false?

false, other way around
go into chains then go to eyes, heart, lungs etc

5

what is heamethonium?

non-competitive antagonist that sits in the nicotinic ganglionic channel and blocks it

6

conceptus?

fetrtilization > week 3

7

embryo?

week 4 > 8

8

foetus?

week 9 > birth

9

what are the 6 stages of development?

gametogenesis
fertilization
cleavage
gastrulation
morphogenesis
organogenesis

10

gametogenesis?

forms oocyte or spermatozoa

11

fertilization?

fusion to form zygote in ampulla

12

cleavage?

rapid cell division

13

gastrulation?

germ layers form
- exoderm = outer - becomes skin and NS
- mesoderm = middle - becomes organs
- endoderm - becomes all tubes (gut and lungs etc)

14

morphogenesis?

cluster forms a 3D shape

15

organogenesis?

formation of organs and structures

16

zona pellucida?

protective layer around oocyte

17

primary bronchial buds?

bifurcation of rachea produces left and right bronchi

18

2ndary bronchial buds?

further bifurcation into 3 right and 2 left bronchi

19

what happens to foramen ovale in adults?

closes due to increased pressure and becomes the fossa ovalis

20

what gives rise to the heart?

visceral mesoderm
develops during week 4

21

heart tube from cranial > caudal?

truncus arteriosus (R aorta and pulm trunk)
bulbus cordus (R ventricle)
ventricle (left ventricle)
atrium (both atria)
sinus venosus (R. atria and coronary sinus)

22

what is septation?

division from folds into 4 heart chambers

23

what is churg strauss?

vasculitis with eosinophilic granulomatosis
assoc. with allergic airway hypersensitivity (asthma)
pANCA

24

wegner's granulomatosis?

vasculitis of nose, lungs, kidneys and throat
causes sinusitis, renal failure etc
assoc. with epistaxis or haemoptysis
cANCA

25

what is kussmaul breathing?

deep laboured breathing in attempt to blow off CO2 to reduce metabolic acidosis

26

normal waist circumference?

<37 inches

27

components of med. diet?

starchy foods
fish
less meat
olive oil
swap dairy for soya

28

pressure in atria and ventricles during passive filling?

0

29

when are korotkoff sounds heard?

when cuff pressure between syst and dias

30

right axis deviation?

III is most +ve
I and II are -ve