Term
Reproduction requires _________________. |
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Definition
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Term
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Definition
the natural ability to produce new life |
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Term
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Definition
the potential that an individual will provide all steps and components required to produce a newborn |
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Term
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Definition
deficient fertility usually expressed as the failure to produce a viable newborn |
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Term
Average age ranges of female sexual development
menarche?
peak fertility? |
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Definition
menarche - average 12.5 yrs in US
range: 8-17
peak fertility: 19-24 yoa |
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Term
Hormonal fertility tests: |
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Definition
3 day FSH
LH
Progesterone level
estrogen level |
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Term
Non-hormonal female fertility tests: |
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Definition
cervical mucus fem formation
body temp measurements
hysterosalpingogram
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Term
Intermediate female fertility tests: |
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Definition
[image][image][image]ACA, ANA, AMA immune d/os that indirectly dec fertility
ASA: antisperm Abs
AOA:antiovarian Abs
APA
Antithyroglobulin Abs
Chromosome analysis
selected gene testing
lupus anticoagulant
leukocyte Ab screen
NK cell detection
LH midcycle surge |
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Term
Female sterilization options: |
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Definition
oophorectomy
tubal ligation
hysterectomy |
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Term
Male sterilization options: |
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Definition
vasectomy - reqs semen analysis for absense of sperm (needs to be repeated in a month)
orchiectomy - removal of testes |
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Term
When would you study metabolic disorders, in terms of family history, during pregnancy? |
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Definition
consanguineous marriage
other affected relatives
early death of a sibling
diagnosis already made in another family member |
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Term
When would you study metabolic disorders in a newborn/child? |
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Definition
lethargy, coma, hypotonia, seizures, poor feeding
abnormal body odor
unexplained metabolic acidosis (hyperventilation)
unexplained respiratory alkalosis (neurologic do)
enlarged liver, unexplained jaundice
hypothermia
deafness
multiple congential abnormalities |
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Term
How many screening tests are done on a newborn? |
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Definition
28 disorders are tested for each newborn
make sure home deliveries are tested |
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Term
What is carrier detection? |
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Definition
detects recessive genes in healthy people for genetic counseling/family planning purposes |
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Term
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Definition
is an autosomal recessive genetic disorder characterized by a deficiency in the autozome phenylalanine hydroxylase
phenylalanine accumulates and is converted into phenylpyruvate
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Term
What is the problem with PKU, if left untreated? |
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Definition
if left untreated excess deposits in the brain and can cause mental retardation and seizures
microencephaly, ECG changes, ADHD, albinism, musty odor, |
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Term
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Definition
through diet
avoid protein rich foods
and aspartame
limit pasta, rice, bread, cookies, and even some fruits and vegetables. |
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Term
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Definition
every child born should be tested 12-24 hours after they are born for the PKU disorder
it is recommended that they get tested again in 2 wks |
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Term
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Definition
an autosomal recessive hereditary disease that is caused by the lack of a liver enzyme required to digest galactose.
Galactose is a breakdown product of lactose |
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Term
What is the problem with having galactosemia? |
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Definition
Since galactose cannot be broken down, it builds up in the cells and becomes toxic. The body then produces abnormal chemicals, which causes the symptoms seen in infants with untreated galactosemia. |
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Term
How does galactosemia present? |
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Definition
jaundice, D/V and the baby begins to lose weight
If not detected immediately, it results in liver disease, speech difficulties, cataracts, mental retardation, and even death.
E. Coli infections are common in infants with this disorder |
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Term
Are the effects of galactosemia reversible? |
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Definition
mostly no
the cataracts have been shown to be reversible |
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Term
What should be avoided in a person with galactosemia? |
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Definition
milk products
casesin
dry milk solids
lactose
curds etc |
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Term
What is hereditary hemochromatosis? |
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Definition
the body absorbs too much iron
it is especially stored in the pancreas, liver and skin
85% HFE gene mutation
Types I-III are recessive
Type IV is dominant (Ferroportin) |
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Term
Who gets hemochromatosis?
What is the prevalance? |
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Definition
caucasians of northern european descent, mainly
5 out of every 1000 in the US
1 in 8-12 are carriers |
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Term
What are the symptoms of hemochromatosis? |
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Definition
arthritis
liver problems
cardiac abnormalites
skin color changes
impotence
early menopause
damage to pancreas - DM
thyroid deficiency
damage to adrenal gland
chronic fatigue
loss of body hair
depression
hypogonadism
abd pain
amenorrhea, infertility
some cancers |
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Term
How do you treat hemachromatosis? |
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Definition
phlebotomy treatments 1-2 times a week for mths to a year
ferretin testing after every 4
Remove 1 pint every 1-4 mths for maintanence
avoid Vit C, alcohol, raw sea food |
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Term
What are the biomarkers indicative of an AMI? |
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Definition
troponin I and T
CKMB
Myoglobin
lactic dehydrogenase |
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Term
Which biochemical marker is the Gold Standard for diagnosis of an AMI? |
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Definition
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Term
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Definition
proteins found in cardiac and skeletal mm that aids in contraction, elevates if cardiac mm gets injuried
Troponin I is found only in cardiac mm
elevation in Troponin T could also indicated kidney disease
neither of these are elevated in sk mm injury |
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Term
What are the troponin levels after an AMI?
What is the normal level? |
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Definition
rises 4-6 hrs after cardiac injury
peaks in 24-48 hrs
stays above normal for 7-10 days
normal is < 0.07 |
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Term
Which biochemical marker becomes abnormal the fastest?
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Definition
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Term
Which biochemical marker is the best indicator of a reinfarct within 3-10 days of an AMI? |
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Definition
CKMB, since it only stays elevated for 48 hrs
if a pt reinfarcts CKMB will raise again, while troponin is still high |
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Term
Which biochemical marker is the best to evaluate a post op AMI? |
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Definition
troponin
bc CKMB will also rise for other reasons, like crush injuries, troponin will only go up if it is actually an AMI thats the probably post-operatively |
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Term
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Definition
found in skeletal mm, cardiac mm and the brain
the more mm mass the higher the CKMB
CKMB is more specific to cardiac mm, but it is also found in low levels in sk mm
CKMM and CKBB are the other types of creatinine kinase and they are not as specific to the heart |
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Term
CKMB rises in ____ hours after AMI, peaks in _____ hours and returns to normal in _____ hours. |
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Definition
rises in 4-6 hours
peaks 12-24 hrs
returns to normal in 48 hours |
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Term
Higher levels of CKMB indicate what? |
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Definition
how large the area of cardiac damage is |
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Term
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Definition
a protein found in mm tissue that serves as an oxygen carrier
its found in all types of mm tissue, so with any mm tissue damage it will rise |
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Term
Where will you see myoglobin used as a screening tool? |
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Definition
acute chest pain centers
if it is negative it tells you there is no AMI
if its positive it only tells you that mm injury occurred somewhere |
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Term
After an MI, myoglobin levels rise in _____ hours, peak in _____ hours and return to normal in ____ hours. |
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Definition
rises in 1.5-3 hrs
peaks in 6-9 hrs
returns to normal in 24-30 hours |
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Term
What is the normal level for CKMB? |
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Definition
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Term
What the normal level for BNP? |
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Definition
< 100
increased BNP indicates ventricular hypertrophy and Heart failure |
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Term
What do these levels indicate?
troponin I = 7.8
CKMB = 26
BNP = 447 |
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Definition
the patient had an AMI in the last 2 days |
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Term
What do these levels indicate?
Troponin I = 1.5
CKMB = 1.7 |
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Definition
the patient had an AMI, but it was more than two days ago and they are healing |
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Term
What do these levels indicate?
troponin I = 1.8
CKMB = 50 |
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Definition
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Term
Why do lipids require proteins? |
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Definition
bc they are not water soluble so they need apolipoproteins to transport them in the blood |
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Term
Which lipoprotein is the main carrier of cholesterol in the blood? |
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Definition
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Term
Why is LDL called "bad cholesterol"? |
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Definition
bc it takes cholesterol and deposits it in peripheral tissues |
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Term
Why is HDL called "good cholesterol"? |
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Definition
bc it carries cholesterol from peripheral tissues to the liver for excretion in bile |
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Term
Are HDL levels directly or inversely proportional to the risk of CAD? |
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Definition
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Term
Chylomicrons are made up of primarily ____________. |
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Definition
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Term
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Definition
not directly
LDL = HDL + (total cholesterol/5)
if trigs >400 this formula will not work, so if you want an LDL level you have to ask for it directly |
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Term
Which drug will increase HDL levels?
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Definition
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Term
What are the risk factors for CAD other than high LDL? |
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Definition
low HDL
cigarette smoking
HTN
FHx
advanced age
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Term
LDL goals are determined based on the pt's other risk factors, what are those goals? |
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Definition
LDL < 100 in a pt with no to few risk factors
LDL < 70 in pts with 3+ risk factors or HD
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Term
Why is C-reactive protein related to heart disease? |
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Definition
bc atheromatous plaques contain inflammatory cells which can be a source of subtle incs in CRP |
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Term
CRP is actually a stronger predictor of future CAD than _______ |
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Definition
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Term
What are the CRP levels in reference to their predictive ability? |
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Definition
low risk < 1.0
average 1.0-3.0
high >3.0 (may need to refer) |
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Term
When does heart failure occur? |
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Definition
when cardiac output provides inadequate blood flow meet metabolic needs
systolic inability of the heart to contract strongly enough to provide perfusion
diastolic inability of the ventricles to relax sufficiently to receive atrial blood (heart is stiffened) |
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Term
HF classified as High Output means... |
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Definition
blood doesn't have enough O2 |
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Term
HF classified as Low Output means... |
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Definition
the heart is unable to pump sufficiently with activity or at rest |
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Term
HF classified as Acute means... |
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Definition
decompensation due to acute injury of the heart (MI, ruptured valve etc.)
same as low output |
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Term
HF classified as Chronic means... |
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Definition
symptoms have developed over a long period of time, generally with coexisting heart diseases
cardiomyopathy, the heart mm is not strong enough |
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Term
Decreased renal perfusion leads to an increase in ______ which leads to an increase in ______ resulting in which 2 things? |
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Definition
renin
angiotensin II
1. vasoconstriction (with inc BP)
2. sodium and water retention (inc volume the heart has to pump |
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Term
In early HF, BNP delays what? |
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Definition
arterial vasoconstriction and renal sodium retention thus masking heart failure symptoms |
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Term
BNP is used to differentiate the cause of __________ |
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Definition
dyspnea
differentiating HF from COPD, pneumonia and other pulmonary diseases |
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Term
Which is the best indicator of HF: BNP, Physical Exam or CXR? |
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Definition
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Term
What is the normal level of serum d-dimer? |
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Definition
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Term
Why would you get an increase in plasma d-dimer? |
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Definition
DIC, PE, DVT or other coagulation problems |
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Term
Ultra sensitive D-dimer has good sensitivity but poor specificity meaning... |
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Definition
if its negative is it usually not PE
but if its positive it could be a PE or any number of other things |
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Term
pH < 7.35
high PaCO2 (>45)
normal HCO3
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Definition
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Term
pH <7.35
high PaCO2
high HCO3 |
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Definition
partial compensation phase of respiratory acidosis |
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Term
normal pH
high PaCO2
high HCO3 |
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Definition
full compensation phase of respiratory acidosis |
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Term
What can cause respiratory alkalosis? |
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Definition
ASA overdose
being to tense or anxious
high fever
dec O2
severe pain
ringing in ears is a sign of low toxic levels |
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Term
pH > 7.45
low PaCO2
normal HCO3 |
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Definition
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Term
pH > 7.45
low PaCO2
low HCO3 |
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Definition
partial compensation phase of respiratory alkalosis |
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Term
normal pH
low PaCO2
low HCO3 |
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Definition
full compensation phase of respiratory alkalosis |
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Term
What is one of the easiest ways to fix respiratory alkalosis? |
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Definition
breathing in a paper bag, it will fix it in as little as 1 minute |
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Term
What can cause metabolic acidosis? |
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Definition
diabetic ketoacidosis
alcohol
ASA
shock (lactic acidemia)
CO poisoning
renal tubular acidosis
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Term
pH < 7.35
normal PaCO2
low HCO3 |
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Definition
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Term
pH < 7.35
low PaCO2
low HCO3 |
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Definition
partial compensation phase of metabolic acidosis |
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Term
normal pH
low PaCO2
low HCO3 |
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Definition
full compensation phase of metabolic acidosis |
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Term
What is the number one reason why someone would be losing acid? |
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Definition
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Term
pH > 7.45
normal PaCO2
high HCO3 |
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Definition
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Term
pH > 7.45
low PaCO2
high HCO3 |
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Definition
partial compensation phase of metabolic alkalosis |
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Term
normal pH
low PaCO2
high HCO3 |
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Definition
full compensation phase of metabolic alkalosis |
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Term
Blood gas measurement helps determine the cause for... |
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Definition
respiratory abnormalities and monitors response to treatment
also essential for measuring the respiratory system's response to metabolic acidosis and alkalosis |
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Term
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Definition
measures the hydrogen ions in the blood |
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Term
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Definition
HCO3 helps prevent/correct acidosis. when an increase in needed, the kidney incs reabsorption and reduced urinary bicarbonate |
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Term
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Definition
measure the percentage of hemoglobin carrying O2 |
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