diagnostic tests

Question 1

what are 2 test offered to pregnant women that aim to detect genetic and chromosomal disorder?

Answer 1

• chronic villus sampling
• amniocentesis

Question 2

when is CVS carried out?

Answer 2

11-14 weeks

Question 3

when is amniocentesis carried out?

Answer 3

15-20 weeks

Question 4

what are the 2 methods of CVS?

Answer 4

• Transabdominal CVS: through abdomen into uterus’s
• Transcervical CVS: through vagina and cervix into uterus

Question 5

how is amniocentesis carried out?

Answer 5

• long needle is interested through the abdominal wall using ultrasound scanning to guid
• passes into amniotic sac and a small sample it amniotic fluid is collected

Question 6

how is ur heart rate measured?

Answer 6

with a pulse oximeter

Question 7

what is high and low heart rate called?

Answer 7

• high: trachycardia
• low: bradycardia

Question 8

what is a normal heart rate?

Answer 8

• 60-100 bpm

Question 9

what is used to measure blood pressure?

Answer 9

a syphomamanometer

Question 10

what is normal blood pressure?

Answer 10

120/80 mmgh

Question 11

what does the top and bottom number of BP reading represent?

Answer 11

• top: pressure in the main arteries when heart contracts
• bottom: pressure in main arteries when heart relaxes

Question 12

how do u take a manual BP reading?

Question 13

what is a typical respiratory rate of a resting healthy adult?

Answer 13

12-20 breaths per minute

Question 14

what is a slow respiratory rate called and indicate?

Answer 14

• bradypnoea
• brain injury, use of opioids or alcohol intoxication

Question 15

what is high respiratory rate called and indicate?

Answer 15

• trachypnoea
• asthma, pulmonary embolism

Question 16

what is normal body temp?

Answer 16

36.5/37.5

Question 17

what do tissue perfusion test show?

Answer 17

weather there is normal blood flow to different areas of the body

Question 18

how is tissue perfusion performed?

Answer 18

1. apply pressure to patients limb using thumb
2. watch the skin; it should turn white as blood flow to the area become restrictedb
3. remove hr thumbs to allow the blood flow back
4. if this takes longer than expected there is an issue
5. this is then followed up with an ultrasound

Question 19

how is oxygen saturation measure?

Answer 19

pulse oximeter

Question 20

what is normal blood saturation?

Answer 20

94-99%

Question 21

what methods are used to obtain DNA?

Answer 21

• cheeck swabs: swan for 1min,allow to dry then place in container can have an issue of contamination
• blood sample: need a trained medical professional