Fetal HR monitoring

Question 1

What are causes of fetal tachycardia? (select all)
A-Fetal heart block
B-Immature fetus <32wks/CNS
C-Maternal fever/infection
D-Maternal hypotension
E-Drugs/smoking

Answer 1

B
C
E

Question 2

What are causes of fetal bradycardia? (select all)
A-Drugs
B-Maternal infection
C-Late fetal distress/hypoxia
D-Immature CNS
E-Fetal heart block

Answer 2

A
C
E

Question 3

How do you measure:
-Amount of hypoxemia the fetus can tolerate before acidosis & tissue hypoxia occurs
A-Decelerations
B-Variability
C-Accelerations

Answer 3

B

Question 4

Which is the greatest determination of fetal well-being?
A-Decelerations
B-Variability
C-Accelerations

Answer 4

B

Question 5

What is absent variability?
A-6-25 BPM
B-<5 BPM
C->25BPM
D-Undetectable

Answer 5

D

Question 6

What is minimal variability?
A-6-25 BPM
B-<5 BPM
C->25BPM
D-Undetectable

Answer 6

B

Question 7

What is moderate variability?
A-6-25 BPM
B-<5 BPM
C->25BPM
D-Undetectable

Answer 7

A

Question 8

What is marked variability?
A-6-25 BPM
B-<5 BPM
C->25BPM
D-Undetectable

Answer 8

C

Question 9

What is:
-An increase in FHR of 15 bpm above the baseline lasting at least 15 seconds but less than 10 min.
A-Early decelerations
B-Accelerations
C-Variable decelerations
D-Late decelerations
E-Prolonged decelerations
F-Sinusoidal patterns

Answer 9

B

Question 10

What is:
- Gradual >30sec. decrease in FHR with onset at beginning of contraction
A-Early decelerations
B-Accelerations
C-Variable decelerations
D-Late decelerations
E-Prolonged decelerations
F-Sinusoidal patterns

Answer 10

A

Question 11

What could be causing early decelerations?
A-Fetal movements
B- Tangled cord
C- Movement into pelvis
D- Old placenta

Answer 11

C

Question 12

What is:
-Abrupt (onset to deepest point is >30sec) decrease in FHR
-May be periodic or episodic pattern
A-Early decelerations
B-Accelerations
C-Variable decelerations
D-Late decelerations
E-Prolonged decelerations
F-Sinusoidal patterns

Answer 12

C

Question 13

What may be causing variable decelerations? (Select all)
A- Old placenta
B-Cord compression/tangled
C-Hypoxia
D- ROM

Answer 13

B
D

Question 14

Put these in order of 1-5 of what to do to manage variable decelerations
A-Consider amnioinfusion
B-Discontinue oxytocin
C-Admin 100% O2
D- Change positions
E-Check for cord prolapse or imminent delivery by vaginal exam

Answer 14

D
B
E
A
C

Question 15

What is:
-Gradual (Onset to deepest point >30sec) decrease in FHR
A-Early decelerations
B-Accelerations
C-Variable decelerations
D-Late decelerations
E-Prolonged decelerations
F-Sinusoidal patterns

Answer 15

D

Question 16

What causes late decelerations?
(Select all)
A-Preeclampsia, DM, HTN
B-Hypoxia
C-Prolonged head compression
D- Placenta previa, abruption
E-Old placenta

Answer 16

A
D
E

Question 17

What is:
-Decelerations of 15 bpm or more, lasting 2 min or more but less than 10min from onset to return to baseline
A-Early decelerations
B-Accelerations
C-Variable decelerations
D-Late decelerations
E-Prolonged decelerations
F-Sinusoidal patterns

Answer 17

E

Question 18

What causes prolonged decelerations? (select all)
A-Hypoxia
B-Cord compression
C-Drugs
D-Prolonged head compression

Answer 18

A
B
D

Question 19

What is:
-Smooth, wave-like pattern of regular frequency & amplitude
A-Early decelerations
B-Accelerations
C-Variable decelerations
D-Late decelerations
E-Prolonged decelerations
F-Sinusoidal patterns

Answer 19

F

Question 20

What is:
->5 contractions in 10 minuets, averaged over a 30 min window
A-Marked accelerations
B-Sinusoidal
C-Tachysystole
D-Prolonged decelerations

Answer 20

C

Question 21

What causes tachysystole? (select all)
A-Cord compression
B-Labor induction
C- Stimulant drug use
D-Old placenta
E-Hypovolemia/hypoxia

Answer 21

B
C
E

Question 22

Place these interventions in order in which you would do them for a bad FHR:
A-Apply oxygen (NRB 10-15l)
B-Change maternal position
C-Fluid bolus
D-Turn off Pitocin
E-Call for help

Answer 22

D
B
C
A
E