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Med Surg: OB/Gyn Test #2 - Lecture 2
Winter Semester 2011
59
Medical
Graduate
02/24/2011

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Term
Ptyalism is
Definition
excessive saliva related to Nausea
Term
Pica is
Definition
Abnormal cravings (soap, dirt, Ice, etc) - Linked to Anemia
Term
SE of Hyperemesis gravidarum
Definition
weight loss, ketonemia, electrolyte imbalance
Term
Basis Respiratory changes in pregnancy
Definition
“More tidal volume (air in & out), Less total lung capacity, Mild resp alkalosis”
Term
What happens to respiratory mucus secretions in pregnancy?
Definition
Mucosal hyperemia (incr blood flow) → congestion and increase secretions (feels like you have a cold)
Term
What happens to the following hematologic components during pregnancy?
Maternal Plasma Volume -
Red Cell Mass -
Erythrocyte Volume -
WBC Count -
Platelet Count -
Coagulation -
Definition
Maternal Plasma Volume - Increases
Red Cell Mass - increases (causing "physiologic anemia")
Erythrocyte Volume - Increases
WBC Count - slight increase
Platelet Count - slight decrease
Coagulation - Hypercoaguable
Term
What cardiovascular changes occur in pregnancy to the following components?
Cardiac Volume -
Systemic Vascular Resistance -
Stroke Volume -
HR -
Mean Arterial Pressure -
Pulmonary Vascular Resistance -
Blood Flow -
Definition
Cardiac Volume - Increase
Systemic Vascular Resistance - Decrease
Stroke Volume - Increase
HR - Increase
Mean Arterial Pressure - slight increase
Pulmonary Vascular Resistance - Decreases
Blood Flow - Increases
Term
What changes occur to the following urinary components during pregnancy?
Kidneys -
Bladder -
Renal Plasma Flow -
Serum Cr/BUN -
Renin Activity -
Glucose Excretion -
Definition
Kidneys - Enlarged
Bladder - Size Decreases
Renal Plasma Flow - Increase (Increase in GFR)
Serum Cr/BUN - Decrease
Renin Activity - Increased (by 10 fold)
Glucose Excretion - Increase
Term
What hormone can lead to back pain during pregnancy?
Definition
Relaxin and progesterone cause ligament laxity
Term
When does the pubic symphysis separate?
Definition
28 - 30 weeks of gestation
Term
What happens to serum Ca and PTH during pregnancy? How does this affect the Skeletal System, GI system and the Renal System?
Definition
Maternal total serum calcium decreases with resultant increase in maternal parathyroid hormone that causes Bone turnover increases, but there is not usually a loss of overall bone density and helps to increase gastric absorption and decrease renal losses
Term
What type of varicosities are common?
Definition
Vulvar and Hemorrhoids
Term
What happens to the fasting glucose level during pregnancy? Why?
Definition
fasting glucose level is lower than that in the nonpregnant state because the feto-placental unit serves as a constant drain on maternal glucose levels
Term
What happens to plasma cortisol levels in pregnancy?
Definition
Estrogen increases plasma corticosteroid-binding globulin resulting in increased plasma cortisol levels
Term
What happens to tissue response to insulin during pregnancy?
Definition
reduced tissue response to insulin
Term
What does the Bishop score assess? What score means labor will occur spontaneously? What score means induction of labor will less likely to be initiated successfully?
Definition
Cervical Favorability
>9 - Labor will occur spontaneously and induction will be successful
< 5 induction less likely to be successful
Term
What does the first stage of labor begin with? end with?
Definition
begins with cervical effacement and dilation
ends with complete dilation
Term
What does the second stage of labor begin and end with?
Definition
begins with complete dilation
ends with birth of baby; pushing phase
Term
What does the third stage of labor begin with? end with?
Definition
begins with delivery
ends with delivery of the placenta
Term
What is effacement?
Definition
Cervical shortening during labor - expressed in a %
Term
How is cervical dilation measured?
Definition
determine by placement of 1-2 fingers in the cervix and assessing diameter of the opening
Term
Term meaning distance in centimeters between the lowest bony portion of the fetus and the maternal ischial spines
Definition
Station
Term
What is "Engagement" synonymous with?
Definition
zero station (midway btwn ischial spines)
Term
What is the six "classic" movements of a fetus during labor?
Definition
1 - Descent
2 - Flexion
3 - Internal Rotation
4 - Extension
5 - External Rotation
6 - Expulsion
Term
During which phase of labor can narcotic pain relief be used? Why should it be used with caution? How can the effects of narcotics be reversed?
Definition
Narcotics used during normal latent phase
Term
Why should Narcotics be used with caution for pain relief during labor? How can the effects of narcotics be reversed?
Definition
Used with caution because they can cause respiratory distress in the fetus
Reversed using naloxone
Term
Which narcotic is most commonly used to treat pain during labor?
Definition
Stadol
Term
What type of pain reliever for labor is described as Constant or intermittent local anesthesia and/or narcotic through a small catheter placed into the lumbar epidural space?
Definition
Epidural
Term
Where is the paracervical block used for anesthesia during labor injected?
Definition
3 and 9 o’clock into cervix
Term
Fetus movement during labor described as head engaged, moves below level of ischial spines?
Definition
Descent
Term
Fetus movement during labor described as head moves down, chin tucks toward chest to present smallest aspect of head to birth canal
Definition
Flexion
Term
Fetus movement during labor described as occiput of head moves from transverse position toward symphysis
Definition
Internal rotation
Term
Fetus movement during labor described as top of head reaches perineum, occiput extends so that it follow curve of the pelvic
Definition
Extension
Term
Fetus movement during labor described as head rotates back to its original orientation to the left or right (and to line up with the spine)
Definition
External Rotation
Term
Fetus movement during labor described as delivery of the shoulders and body
Definition
Expulsion
Term
Which degree of perineal tear is described as break in skin or mucosa only?
Definition
1st degree
Term
Which degree of perineal tear is described as laceration that extends into the submucosa?
Definition
2nd degree
Term
Which degree of perineal tear is described as involves anal sphincter, partial or full-thickness?
Definition
Third-degree
Term
Which degree of perineal tear is described as extends through sphincter into rectal mucosa?
Definition
4th degree
Term
Which degree of perineal tears do not need to be repaired?
Definition
First Degree
Term
Which type of episiotomy is associated with the highest risk of a third- and fourth-degree laceration and the subsequent risk of anal incontinence, but offer protection against lacerations of the anterior perineum?
Definition
Midline Episiotomy
Term
Which type of episiotomy is associated with less rate of sphincter and rectal injuries, but is more painful?
Definition
Mediolateral
Term
What are the indications for an episiotomy?
Definition
Occiput posterior presentation
Shoulder Dystocia
Operative Vaginal Delivery
Term
During an episiotomy, how many layers need to be closed? What are the 4 layers?
Definition
4 layers: vagina, deep perineum, subcutaneous tissue, subcuticular suture
Term
What are the maternal indications for a C-section?
Definition
Prolonged second stage
Maternal exhaustion
Serious health conditions in which the mother would benefit from a foreshortened labor
Term
What are the fetal indications for a C-Section?
Definition
Sudden fetal bradycardia
Placental abruption
Prolapsed umbilical cord
Term
What is an APGAR scores intention?
Definition
intended to guide newborn resuscitation
Term
What is the average newborn weight?
Definition
3400 grams (7.5lbs)
Term
What is the average newborn length?
Definition
20 inches
Term
What is the average newborn temp range?
Definition
36.5 - 37
Term
What is the average newborn pulse?
Definition
120 - 160 bpm
Term
What is the average newborn respiration rate?
Definition
30 - 60 min
Term
What is the normal newborn glucose level?
Definition
>40
Term
What is the normal newborn Hgb level?
Definition
14 - 20
Term
What is the normal newborn WBC level?
Definition
13 - 38 x 106/mcL
Term
What is universally screened for in newborns, that if not caught and reversed can cause mental retardation?
Definition
PKU and hypothyroidism
Term
What are babies at extreme weights often screened for?
Definition
hypoglycemia and/or polycythemia
Term
What is the treatment for mastitis?
Definition
dicloxacillin, cephalosporins, erythromycin (if PCN allergy)
Term
Which drugs should not be used by nursing mothers?
Definition
Illicit drugs
Radiopharmaceuticals
Some psychotropic drugs, such as lithium
Chemotherapy agents
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