Fetal Heart Monitoring – Questions With
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Terms in this set (74)
- used to assess fetal O2 during labour to be able to
What is electronic fetal recognize if the fetus is in a hypoxic state so we can
monitoring used for? do interventions to prevent harm and injury to the
fetus
What is the reason for - going to determine our plan of care for the birth
EFM?
When is EFM done? - pregnancy, labour, birth
Is EFM used for all - No, not for low risk patients
patients in labor?
What is uteral placenta - a problem with O2 transfer
insufficiency?
- Yes, the more surface area, the better amount of
Does the surface area of
surface area for oxygen transfer to the umbilical
the placenta matter?
cord
O2 delivery to the fetus is Uterine and placenta blood flow are decreased with
via the uterine arteries to each contraction, uterine relaxation return uterine
the uterus, from the perfusion and placental O2 exchange resumes
uterus through the
placenta, and from the
placenta to the fetus via
the umbilical cord
What system is in charge - autonomic nervous system and extrinsic factors
of regulation of the FHR?
, Variability: changes fetal
oxygenation will
correspond and be
reflected in a variation of
the FHR and its
characteristics
What are the 2 parts of - FHR
the EFM and what are - Tocodynamometer (Toco): uterine contractions
they?
- Evaluate the recording: is it continuous and
adequate for interpretation?
- Identify the type of monitor used - external versus
internal.
- Identify the baseline fetal heart rate and presence
What do you need to
of variability.
know in order to
- Evaluate uterine contraction patterns.
appropriately interpret
- Determine the presence of accelerations from
and respond to with fetal
baseline.
monitoring tracing?
- Determine the presence of any decelerations from
baseline.
- Identify changes or trends in FHR patterns over
time - Classify the tracing.
- Respond appropriately (nursing action).
What is FHR rounded to? - 5 bpm increments
How many minutes must - 10 minutes or longer
the baseline change be
in order to have a change
in the baseline?
How do we know what is - must be a minimum of 2 mins in any 10 minute
considered our baseline? segment of the tracing
- drugs (cocaine), maternal hypothyroidism
- maternal or fetal anemia
What are some causes of - fetal cardiac abnormalities or heart failure
FHR tachycardia? - acute or chronic fetal hypoxemia
- maternal or fetal infections
- stress
Suitable Solutions
Save
Terms in this set (74)
- used to assess fetal O2 during labour to be able to
What is electronic fetal recognize if the fetus is in a hypoxic state so we can
monitoring used for? do interventions to prevent harm and injury to the
fetus
What is the reason for - going to determine our plan of care for the birth
EFM?
When is EFM done? - pregnancy, labour, birth
Is EFM used for all - No, not for low risk patients
patients in labor?
What is uteral placenta - a problem with O2 transfer
insufficiency?
- Yes, the more surface area, the better amount of
Does the surface area of
surface area for oxygen transfer to the umbilical
the placenta matter?
cord
O2 delivery to the fetus is Uterine and placenta blood flow are decreased with
via the uterine arteries to each contraction, uterine relaxation return uterine
the uterus, from the perfusion and placental O2 exchange resumes
uterus through the
placenta, and from the
placenta to the fetus via
the umbilical cord
What system is in charge - autonomic nervous system and extrinsic factors
of regulation of the FHR?
, Variability: changes fetal
oxygenation will
correspond and be
reflected in a variation of
the FHR and its
characteristics
What are the 2 parts of - FHR
the EFM and what are - Tocodynamometer (Toco): uterine contractions
they?
- Evaluate the recording: is it continuous and
adequate for interpretation?
- Identify the type of monitor used - external versus
internal.
- Identify the baseline fetal heart rate and presence
What do you need to
of variability.
know in order to
- Evaluate uterine contraction patterns.
appropriately interpret
- Determine the presence of accelerations from
and respond to with fetal
baseline.
monitoring tracing?
- Determine the presence of any decelerations from
baseline.
- Identify changes or trends in FHR patterns over
time - Classify the tracing.
- Respond appropriately (nursing action).
What is FHR rounded to? - 5 bpm increments
How many minutes must - 10 minutes or longer
the baseline change be
in order to have a change
in the baseline?
How do we know what is - must be a minimum of 2 mins in any 10 minute
considered our baseline? segment of the tracing
- drugs (cocaine), maternal hypothyroidism
- maternal or fetal anemia
What are some causes of - fetal cardiac abnormalities or heart failure
FHR tachycardia? - acute or chronic fetal hypoxemia
- maternal or fetal infections
- stress
