Adaptions and Changes in Pregnancy

Question 1

Uterus increases in size due to:

Answer 1

Increase in size of myometrium
-hypertrophy(bigger cells)
-hyperplasia(faster growth)
Act of oestradiol and progesterone

Question 2

Endometrium becomes:

Answer 2

Thickens and becomes decidua

Question 3

What relaxes the smooth muscle

Answer 3

Progesterone

Question 4

Which hormone softens elastic ligaments in pelvic bones

Answer 4

Relaxin

Question 5

Blood volume increases by:

Answer 5

30-40%

Question 6

Heart size increases by:

Answer 6

12%

Question 7

Cardiac output increases by:

Due to:

Answer 7

30-50%

Increased plasma volume

Question 8

Weight of uterus increases from 100g to:

Answer 8

1000g

Question 9

Colostrum is secreted from:

Answer 9

16 weeks

Question 10

Tidal volume increases due to:

Answer 10

Increased sub-costal angle

Question 11

How much cardiac output is delivered to the kidneys per minute?

Answer 11

25%

Question 12

Increase in tidal volume by term:

Answer 12

40%

Question 13

How much litres of plasma is filtered every day by an adult and 99% is reabsorbed with result of 1.5L of urine a day?

Answer 13

180L

-amount of urine produced in pregnancy is 25% higher in each 24hrs

Question 14

Glomerular filtration rate increased by up to:

Answer 14

60%

Question 15

Chadwick’s sign

Answer 15

Increased blood supply

Blue/lilac colouring of vagina

Question 16

Osiander’s sign

Answer 16

Pulsation of uterine arteries

Question 17

Increase in RBC by:

Answer 17

10%

Question 18

Average weight gain

Answer 18

12.5kg

Approx 25% of non-preg weight

Question 19

Prevalence

Answer 19

No. of individuals in a population with the target condition

Question 20

Sensitivity

Answer 20

A screens ability to refer individuals who do have the target condition

Question 21

Specificity

Answer 21

A screens ability to not refer individuals who do bot have the target condition

Question 22

False negative

Answer 22

An individual NOT referred for further assessment who DOES have the target condition

Question 23

False positive

Answer 23

An individual referred for further assessment who does NOT have the target condition