Physiology in Pregnancy Flashcards

1
Q

What happens to Hg in pregnancy?

A

Decreases

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2
Q

What happens to WCC in pregnancy?

A

Increases

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3
Q

What happens to platelets in pregnancy?

A

Stays the same

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4
Q

What happens to CRP in pregnancy?

A

Stays the same

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5
Q

What happens to ESR in pregnancy?

A

Increases

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6
Q

What happens to urea in pregnancy?

A

Decreases

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7
Q

What happens to creatinine in pregnancy?

A

Decreases

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8
Q

What happens to urate in pregnancy?

A

Decreases but increases with gestation

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9
Q

What happens to D dimer in pregnancy?

A

Increases

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10
Q

What happens to bile acids in pregnancy?

A

Stays the same

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11
Q

What happens to Alkaline Phosphates in pregnancy?

A

Increase ++

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12
Q

What happens to liver enzymes (ALT/AST/GGT) in pregnancy?

A

Stay the same

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13
Q

What happens to albumin in pregnancy?

A

Decreases

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14
Q

What happens to total protein in pregnancy?

A

Decreases

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15
Q

What happens to 24hr protein in pregnancy?

A

Increases

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16
Q

Why does alkaline phosphate increase so much in pregnancy?

A

Placenta produces it

17
Q

What is an increase in bile acid associated with in pregnancy?

A

Stillbirth (deliver at 37 wks)

18
Q

In what circumstances would urea and creatinine increase during pregnancy?

A

Pre-eclampsia

19
Q

What are the haematological changes that occur within pregnancy?

A

Hypercoaguable
Plasma volume increases
Decreased platelet count
2-3 fold increase in requirement for iron
10-20 fold increase in requirement for folate
WCC increase
RCC, Hg decrease

20
Q

What changes occur to the renal system during pregnancy?

A
Dilatation off urinary collecting system 
Increased renal plasma flow 
GFR increases 
Protein excretion increased 
Glycosuria common 
Oedema 
Urea and creatinine decrease 
Microscopic haematuria may be present
21
Q

In what circumstances will uric acid be higher in pregnancy?

A

Twin pregnancy

Overweight

22
Q

What respiratory changes occur in pregnancy?

A
Significant increase in oxygen demand 
Increased respiratory rate 
Increased tidal volume 
Decreased functional residual capacity 
PCO2 decreases 
PEFR and FEV1 unchanged
23
Q

What changes occur to breasts during pregnancy?

A
Increased size 
Increased vascularity 
Increased pigmentation of areola and nipple 
Secondary areola appears 
Montgomery tubercles appear on areola
24
Q

What cardiovascular changes occur during pregnancy?

A
Increased circulating blood volume 
Systemic vascular resistance falls 
Increased blood flow 
Increased cardiac output 
Increased heart rate and stroke volume 
Increased O2 consumption
25
Q

Wha can be done to remove pressure from the vena cava during pregnancy?

A

Left lateral tilt position

26
Q

What general changes can happen during pregnancy?

A
Weight gain 
General state of immunosuppression 
Thyroid can enlarge 
Heartburn/reflux 
Fatigue 
Joints soften, cause pain