What are 4 sources of labor pain
Factors influencing perception or tolerance of pain?
Advantages to non-pharmacologic pain management
Psychosocial factors that influence labor pain include
Excessive pain can heighten a woman’s fear and anxiety, which stimulates an increased secretion of ___________________.
Catecholamines
Catecholamines act on what two receptors?
- Beta
Stimulation of the ______ receptors relaxes the uterine muscle and cause __________
- Vasodilation
Stimulation of the _________ receptors causes uterine and generalized ____________.
- Vasocontriction
What are the effects of excessive catecholamine secretion?
* Reduced effectiveness of uterine contractions, slowing labor progress
Pain is both physiologic and psychological. The Physiological pain can be affected by increased secretion of _____________
Catecholamines
Labor _______ a woman’s metabolic rate and her demand for __________.
- oxygen
How do pain and anxiety affect a woman’s already high metabolic rate.
Increase
How does an increase in metabolic rate affect the fetus?
The fetus shifts to _____________ when it does not have enough oxygen available for uptake
Anaerobic Metabolism
The fetus may shift to _____________ when it does not have enough oxygen available for uptake
Anaerobic Metabolism
___________ acidosis and does not resolve as quickly after birth as __________ acidosis, which results from shorter periods of ___________.
What are the psychological effects of poorly relieved pain?
What are 3 causes of pain in labor in stage 1?
What are 4 causes of pain in labor in stage 2 ?
What factors that influence perception and tolerance of pain
Goal of pain management?
Sedatives are given to …
Benefits of Sedatives
- Decrease release of catecholamines
Adverse effects of Epidural block