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Allele
One or two forms of a gene at corresponding sites on a chromosome pair; the code for phenotype or characteristic manifested in an individual
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Amniocentesis
removal of a small amount of amniotic fluid from around the fetus for examination and diagnosis
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Genotype
Genetic makeup of a cell or individual
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Heterozygous
Having two different alleles at corresponding points on a chromosome pair
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Homozygous
Having two identical alleles at corresponding points on a chromosome pair
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Karyotype
A visual demonstration of the pairs of cell chromosomes arranged in order of size
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Phenotype
The characteristics manifested by a person depending on genetic and environmental factor
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Teratogenic
A substance or condition that impairs normal development of the embryo or fetus in the utero, causing a congenital abnormality
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Dyspareunia
pain or discomfort in the pelvis during sexual intercourse
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Gynecomastia
Abnormal breast enlargement in men
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Lactation
Milk production
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Meatus
Body openings or passage
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Menarche
The first menstural period
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Spermatogenesis
Production of spermatozoa
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Aldosterone
regulates the balance of salt and water in the body
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Antidiuretic hormone (ADH)
controls the amount of reabsorption of water by the renal tubules
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Ascites
Abnormal buildup of fluid in the abdomen (peritoneal cavity)
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Carpopedal Spasms
strong muscle contraction of the hand or foot
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Dysrhythmia
an abnormal heart rhythm
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Hydrostatic pressure
fluid moves from high pressure to low pressure areas
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Hypothalamus
the gland at the base of the brain (below the thalamus) that controls the release of hormones from the pituitary gland
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Paresthesia
an abnormal sensation; typically tingling or pricking ("pins and needles")
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Tetany
repeated skeletal muscle contractions or spasms (often associated w/ hypocalcemia)
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Turgor
indicates tension of the skin based on pressure within the cells; a measure of dehydration
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Amniotic fluid
fluid surrounding a fetus within the amnion
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Bilirubin
a product from the breakdown of hemoglobin, excreted bile
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Chorionic Villi
part of the placenta that can be tested for genetic defects in the fetus
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Gravidity
number of pregnancies, complete or incompletely, experienced by a female
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Human chorionic gonadotropin (hCG)
hormone produced early in pregnancy by the placenta; detection in the urine and serum i sthe basis for one kind of pregnancy test
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Jaundice
yellow color of the sclera of the eye and skin due to excessive bilirubin in the body fluids for any reason
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Os
opening or entrance to a passage, especially one at either end of the cervix of the uterus
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Ovum
the matured female egg cell
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Peritonitis
inflammation of the peritoneal membranes that may result from chemical irritation or directly from bacterial invasion of the sterile peritoneal cavity
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Placenta
an organ that connects the developing fetus to the uterine wall to allow nutrient uptake, waste elmination and gas exchange through the umbiblical cord
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Supine
lying face upward; having the front or ventral part upward
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Fluid compartments of the body are....
Intracellular and Extracellular (ISF, CSF)
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Insensible losses of fluid are....
Respiration and Perspiration
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Antidiuretic Hormone is a hormone released by the....
posterior pituitary
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Aldosterone is a hormone synthesized by....
adrenal gland
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Active transport is characterized by....
movement of solute using carrier and energy
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Osmosis is....
movement of fluid from low solute concentration to high solute concentration
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Edema is...
Excessive amount of fluid in the intersitital compartment
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4 Causes of Edema
- -Increased capillary hydrostatic pressure [due to high blood pressure or increased blood volume]
- -Obstruction of the lymphatic circulation
- -Loss of plasma protein
- -Increased capillary permeability
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3 Scale of Fluid Deficit (Dehydration)
- Mild: loss of 2% body weight
- Moderate: loss of 5% body weight
- Severe: loss of 8% or more body weight
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Common causes of dehydration
- -vomitting and diarrhea
- -excessive sweating and insensible loss
- -diabetic ketoacidosis with the loss of fluid, electrolytes and glucose in the urine
- -insufficient water intake
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Effects of Dehydration
- -Dry mucous membranes in the mouth
- -decreased skin elasticity [or turgor]
- -low blood pressure
- -weak pulse
- -increased hematocrit [an effect of concentration]
- -causes sufficient hypovolemia to cause decreased mental function and levels of conciousness
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Body compensates for dehydration by...
- -increased thirst
- -increased heart rate
- -vasoconstriction of cutaneous blood vessels
- -decreased urine output
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Third Spacing
fluids shift out of the blood into a body cavity or tissue space where it is no longer available for circulation
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Level of cation Na+ is high in the ____ space and low in the _____ space.
extracellular; intracellular
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High serum levels of Na+ is known as....
Hypernatremia
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Major intracellular cation is....
Potassium
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Cardiac dysrhythmias and muscle weakness are associated with...
hypokalemia
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Cation calcium Ca++ (or +2, 2+) in the body is useful in...
- -provides strenght to bone/teeth
- -maintains stability of nerve membranes and thus nerve conduction can be affected
- -required for muscle contraction
- -necessary for many metabolic functions and enzyme reactions
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Causes of Hypocalcemia
- -Hypoparathyroidism
- -Malabsoprtion of calcium
- -deficient serum albumin
- -increased serum pH
- -renal failure
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Major extracellular anion is....
Chloride
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Cation Mg++ (2+ or +2) is found in serum in low levels due to....
- Hypomagnesemia -
- -results from malabsorption or malnutrition; seen frequently in chronic alcoholism
- -can be caused by diabetic ketoacidosis, hyperparathyroidism and hyperaldosteronism
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Intracellular/Extracellular Fluid Spaces (give little details)
- Intracellular - fluid inside of the cell (Cytosol, etc...)
- Extracellular - Intravascular fluid, Interstitial fluid and Cerebrospinal fluid
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Cervical Cancer Development
- • Cancer in situ is not at an invasive stage
- • Cervical cancer is strongly linked to oncogenic STD (herpes and human papilloma HP viruses)
- • Risk factors: multiple sexual partners. Sexual activity at early age and STD
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Uterine Cancer Development
- • Common in older women {55 years or more}
- • Screening tests not available
- • Early indicator: vaginal bleeding in a postmenopausal woman.
- • Most common: adenocarcinoma from glandularepithelium due to endometrial hyperplasia.
- • Major factor: excessive estrogen stimulation(such as exogenous estrogen), obesity, diabetes and HBP
- • Painless vaginal bleed is key sign of endometrial cancer· since it erodes the surface of the uterus.
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Autosomal Recessive Disorder
each parent must pass on the recessive gene to transmit the disorder homozygous allele; heterozygous transmission, i.e. only one gene of the allele is positive produces a carrier.
- Ex: Colorblindness; Cystic Fibrosis; Phenylketonuria:; Sickle Cell disease
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Autosomal Dominant Disorder
presence of only one affected allele in the gene pair is necessary to produce the disorder; there are no carriers; an affected parent has a 50% chance of passing on the disorder
Ex: Polycystic Kidney Disease [Adult], Huntington's Chorea [brain degeneration] and Familial hypercholesterolemia;
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X-Linked Disorders
carried by the X chromosome; recessive: passed on to male children by affected mother/non-affected father; female children can be carriers; females can be affected if both mother and father are affected [rare]
Ex: Hemophilia A; Duchenne's muscular dystrophy
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Trisomy 21
3 chromosomes rather than two in the 21 position.
Down's Syndrome
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Trisomy 18
Edward's syndrome
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Monosomy X
Turner's Syndrome
One chromosome, the X chromosome, is present. Only has 45 chromosomes resulting in variety of physical abnormalities and lack of ovaries.
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Polysomy X
Klinefelter syndrome
an extra X chromosome is present (XXY), resulting in a total of 47 chromosomes in each cell. Not all males show signs and are diagnosed but typically testes are small and sperm are not produced.
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Menorrhagia
increased amount and duration of flow
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Metrorrhagia
bleeding between cycles
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Oligomenorrhea
long cycles of more than 6 weeks
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Endometriosis
Fibrous tissue causes adhesions andobstruction in different organs -If on the ovaries it may cause a "chocolate cyst" that is a fibrous sac containing old brown blood
- • First manifestation: dysmenorrhea
- • Cause: unknown.
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Pelvic Inflammatory Disease (PID)
PID is an infection (due to STD or the result of intrauterine devices IUD) of the Fallopian tubes and ovaries
- • Includes : cervicitis, endometritis, salpingitis andoophoritisIt is common!
- • Ascending infection from vagina or uterinecervix to the fallopian tubes . Exudates may dripfrom fimbriae of F. tubes onto the ovaries.
- • Most common cause of death in women with PID is: septic shock !
- • First indication of PID: lower abdominal pain.
- Pain increases with walking
- VERY tender pelvic exam
- Purulent discharge at the cervical os.
- Fever and increased WBC count
- Peritonitis
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Fibroids
- Benign tumors of the myometrium (muscle layer on theuterine wall)
- Common in women in reproductive years.
- Not considered pre cancerous.
- Occur as multiple, well define encapsulated masses thatare homrone dependent
- Asymptomatic until large enough to cause abnormalbleedmg (menorrhagia) or cause pressure on adjacentstructures
- May interfere with pregnancy.
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Cancer of Prostate: Name the two markers
PSA ( prostatic specificantigen) AND prostatic acid phosphatase.
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Placenta Previa
placenta is implanted in thelower uterus or over the cervical os; placenta in this position can tear and bleed near the end of pregnancy [painless red vaginal bleeding]
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Abruptio Placenta
premature separation of the placenta from the uterine wall, resulting in intrauterine bleeding; can be painful or not;usually occurs in third trimester
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Puerperal Infection
infection of the reproductive tract at any time during the 6 weeks following birth
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Benign Prostatic Hyperplasia (BPH)
- Hyperplasia of the prostatic tissue with nodules surrounding the urethra leading to itscompression.
- Imbalance between between estrogen and testosterone as result of aging.
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Uterine Prolapse
is the descend of the cervix of the uterus into the vagina.
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Hydrocele
occurs when excessive fluid collectsin the potential space between the layers of thetunica vaginal is in one or both testes and can beseen by translumination.
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Variocele
- dilated vein in the spermatic cord,usually on the left
- Usually develops afterpuberty and it is the result of lack of valves in the veins.
- May be painful and may lead to infertility
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Hypospadia
urethral opening on theVENTRAL surface of the penis.
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