development

Zygote

...and house the fertilized egg ( zygote ) during its development and to give birth . These internal female organ s include the: ... Full article >>> A single pregnancy occurs when the one egg released during ovulation by the mother is fertilized by one of the father’s sperm . The fertil...

X-Ray

...quantities of this gas in homes is linked with the development of lung cancer . Full article >>> COMPUTERIZED TOMOGRAPHY (CT) SCAN - A specialized x-ray procedure utilizing multi ple radiographic films of the liver to construct with computer technology, a 2-dimensional picture of the liver ...

Xeroderma Pigmentosum

...ary sensitivity to sunlight that it results in the development of skin cancer at a very early age. Full article >>> xeroderma pigmentosum A genetic condition characterized by a sensitivity to all sources of ultraviolet radiation. xerogram ... Full article >>> Disease s that ...

Yeast

...( diaper dermatitis ). Fungi are also used for the development of antibiotics , anti toxins , and other drugs used to control various human disease s. Full article >>>...

Wrinkles

...cne and facial wrinkles ) while pregnant and the development of atrioventricular canal in the fetus . Full article >>> of blepharospasm (uncontrolled rapid blinking) and strabismus ( crossed eyes ); it is under study for use in other spasm odic conditions. The toxin is also injected to p...

Warts

...y spread by person-to-person contact. However, the development of warts will depend upon the individual's immune response to the virus . Full article >>> Genital Warts Overview Genital warts are flesh-colored or gray growths found in the genital area and anal region in both men and ...

Walleye

...uint . It is a consequence of weakness or uneven development of one or more of t... Full article >>> Walleye s See all Pictures & Images Overview, Causes, & Risk Factors Strabismus is caused by a lack of coordination between the eyes . As a result, the eyes look in different direct...

Vulva

... structural abnormalities that occur during fetal development . Pictures & Images Female Reproductive Anatomy ... Full article >>> vulva The external parts of the female reproductive tract surrounding the opening to the vagina . Skin Rashes ... Full article >>> vulva r ...

Vomiting

...iting , and heartburn . DYSPLASIA : Any abnormal development of tissue s or organ s. In pathology , alteration in size, shape, and organ ization of adult cells. DYSPNEA : Difficult or labor ed breathing . Full article >>> A drug that prevents or reduces nausea and vomiting . It belon...

Vitamin B

...;>> Although many factors related to the development of spina bifida , research has found that folic acid ( vitamin B -12), a nutrient found in some green, leafy vegetables, nuts, beans, citrus fruits, and fortified breakfast cereals, ... Full article >>> Increase vitamin B 6 in yo...

Vision

...rticle >>> A program focusing on the development and pro vision of multi disciplinary primary care resources that can provide needed disease prevention , health promotion, and health services to our increasingly aging and diverse population. Full article >>> Speaking of Wome...

Virilization

...lization Definition: Virilization refers to the development of male sex characteristics in a female. This may include an increase in body hair , facial hair , a deepening of the voice, male-pattern baldness , and clitoral enlargement. Full article >>> VIRILIZATION : A girl, woman, or prepub...

Violence

... deserving student nurse-midwives and supports the development of educational opportunities such as the Domestic Violence program and the Summit on Epidural Anesthesia in Birth . Full article >>>...

Ventricle

...ultrasound performed at 17 weeks gestation . The development of the brain and nervous system begins early in fetal development . Full article >>> Ventricle s of the brain Craniotomy for cerebral shunt Defi...

Uvula

...uses between the tenth and twelfth weeks of fetal development . Full article >>> An inflammation of the uvula (the small tongue -shaped piece of tissue that hangs from the top of the back portion of the mouth). Pictures & Images Mouth Anatomy ... Full article >>> Figur...

Uterus

... hollow, muscular female organ that supports the development and nourishment of the unborn baby during pregnancy . For Your Information Books ... Full article >>> uterus (YOO-ter-us) The small, hollow, pear-shaped organ in a woman's pelvis . This is the organ in which a fetus develops....

Urology

...(1857-1952) was a highly influential figure in the development not only of neuro physiology (the intersection between ne urology and physiology ) but also that of clinical ne urology and neurosurgery ("brain ... Full article >>> Through its Pediatric Urology Program, the National Insti...

Urinary bladder

...hus is formed as the allantoic stalk during fetal development and lasts through life. Also called the median umbilical ligament . uracil ... Full article >>> Antibiotics also are used to treat infections associated with poor emptying of the urinary bladder , and your medication list can be...

Undescended testicle

... Undescended testicle s may increase the risk for development of testicular cancer . Full article >>> Testicular" Undescended testicle . Prostate "Recurring prostate infection ; history of venereal disease ; diet high in animal fat ; high intake of milk , meat, and/or coffee; use of mal...

Umbilicus

...hus is formed as the allantoic stalk during fetal development and lasts through life. Also called the median umbilical ligament . uracil ... Full article >>> Excess skin and fat are removed from the abdominal wall, from the pubic area to the rib cage, around the umbilicus and the abdomina...

Umbilical cord

...the baby to the mother's placenta . During fetal development in the womb, the umbilical cord is the lifeline to the baby supplying nutrients. After birth , the cord is clamped and cut. Full article >>> umbilical cord A tough, cord-like structure connecting the fetus to the placenta for...

Ulcerative colitis

...nd repeated inflammation of the colon with the development of sores. Source: Gale Encyclopedia of Medicine, Published December, 2002 by the Gale Group The Essay Author is Nancy Ross-Flanigan. Full article >>> ulcerative colitis ultrasound Underactive thyroid ( hypothyroidism ) Upper li...

Tuberculosis

...berculosis . The disease is characterized by the development of granulomas (granular tumor s) in the infected tissue s. Full article >>> Tuberculosis is an infection caused by a bacteria called Mycobacterium. It can affect any organ in the body but most commonly affects the lungs . Wh...

Trisomy

... trisomy 21, Down syndrome occurs during fetal development , but is not inherited. The problem is an extra 21... , which causes short stature and lack of sexual development at puberty in females. Trisomy 22, ... Full article >>> It was later discovered ...

Triglyceride level

...vated cholesterol ) have been correlated with the development of atherosclerosis , the underlying cause of heart disease and stroke . Full article >>> It is used to decrease LDL cholesterol and triglyceride level s and increase the HDL cholesterol (the "good" cholesterol ) level. Pr...

Tricuspid valve

...esia : A defect that occurs when there is abnormal development of the tricuspid valve , which prevents blood from passing from the right atrium to the right ventricle as it should. Full article >>> Tricuspid atresia is a condition in which the tricuspid valve (the valve between the up...

Triceps

...tly stroking the sole of the foot to assess proper development of the spine and cerebral cortex. Precautions ... Full article >>> The triceps muscle tendon of the back of the arm attaches to the olecranon . Full article >>> paradoxical movement of eyelids; paradoxical pate...

Treatment

...es arises from an independent oncogenic event. The development of the second neoplasm may or may not be related to the treatment ... Full article >>>...

Tonsils

...masses in the throat problems with the prenatal development of the bones of the skull and the structures in ...id and atrophic Growth failure Absence of pubertal development Hypoplastic tonsils , lymph node s, and spleen ... Full article >>> The lymphati...

Tonsillectomy

...s realized that this tissue is beneficial to the development of immunity . Full article >>> Kids Behave, Sleep Better After Tonsillectomy Sleep Apnea in Kids Cuts Brain Power Health Tip: What's Sleep Apnea ? Mechanism Behind Autoimmune Diseases Found Sleep: Poor Sleep Can Have Big Im...

Tinea pedis

...e disease Certain disease s caused by the body's development of an immune reaction to its own tissue s. Full article >>> The proper medical name for these infections is Tinea , and this is often followed by the Latin name for the affected part of the body. For example, Tinea pedis affect...

Tinea

...e disease Certain disease s caused by the body's development of an immune reaction to its own tissue s. Full article >>> Usually beginning on the skin between the toes, the fungus infection becomes scaly and itchy. Over time it may cause a break in the skin and become sore. The medica...

Tic

... >>> Other possible factors in tic development include: Male hormone s. Some research suggests t... hormone s, such as testosterone , during fetal development may play a role in the later development of TD. Full article >>> The first symptom...

Thymus

...t bone in humans. The thymus is essential to the development of the body's system of immunity beginning in f...ated in the front of the neck that coordinates the development of the immune system . Resources: ... Full article >>> thymus An organ that is p...

Thrush

...( diaper dermatitis ). Fungi are also used for the development of antibiotics , anti toxins , and other drugs used to control various human disease s. Full article >>> reversible cellular specialization, such as the formation of pseudoparenchymatous tissue in the fruiting body of a mushroom. T...

Thyroid disease

...especially in children. Other risk factors for the development of thyroid cancer include a history of goiter , family history of thyroid disease , ... Full article >>> Approximately 90% of individuals with pernicious anemia will be antibody positive. A positive result may also be seen in a...

Tetralogy of Fallot

...birth ) heart defects that occur due to abnormal development of the fetal heart . These problems include the following: ... Full article >>> Tetralogy of Fallot repair Tetralogy of Fallot is a complex congenital heart defect with a range of severity that requires surgical correction, ...

Testosterone

...e (tes-TOS-ter-own) A hormone that promotes the development and maintenance of male sex characteristics. teta...ne . Full article >>> Male breast development is due to an excess of the female hormone estrogen compared to male hormone s, most noticeably ...

Testicular Cancer

...armer termperatures inside the body can impair the development of the testicles and the production of fertile sperm . Undescended testicle s are also more prone to testicular cancer , even after corrective surgery . Full article >>>...

Testes

...#62;>> Testes and ovaries: lack of sex development ( ambiguous genitalia ) Pancreas : ... Full article >>> Testes /testicles - Located in the scrotum , the male reproductive glands that produce sperm and male hormone ( testosterone ) Urethra - The passageway running from the...

Tendon

...id and atrophic Growth failure Absence of pubertal development Hypoplastic tonsils , lymph node s, and spleen ... Full article >>> Necessary for the maintenance of connective tissue s (including tendon s, ligament s and cartilage ). In addition, it helps wound healing, production of hormo...

Teratogen

Teratogen ic: Able to disturb the growth and development of an embryo or fetus . See also: Teratogen and Teratogen ic drugs. Search All of MedicineNet For: search help Printer-Friendly Format ... Full article >>> A non- teratogen ic agent is one which does not cause birth defects . Exam...

Telangiectasia

...ated in the front of the neck that coordinates the development of the immune system . For Your Information ... Full article >>> Telangiectasia Abnormal dilation of capillary blood vessels leading to the formation of telangiectases or angioma s. Thymus ... Full article >>> ...

Teeth

...en x linked) that is characterized by the abnormal development of skin , absence of sweat glands , dry eyes , and abnormal development of teeth . Full article >>> DO NOT place anything between the victim& acute ;s teet...

Surrogate

...n the traditional clinical endpoints of death or development of a major opportunistic infection . Full article >>> Indirect surrogate s. Disease -free survival. Progression-free survival. Tumor response rate. These endpoints are all subject to investigator interpretation. Full article >...

Superinfection

...antibiotics can trigger adverse drug reactions, development of superinfection s, and can contribute to the widespread bacterial resistance to many antibiotics . Full article >>> One of the most feared complications, a bacterial " superinfection ," occurs when the influenza virus att...

Strokes

...kes . Full article >>> lotrafiban - development discontinued An oral platelet aggregation inhibitor for secondary prevention of strokes and heart attack s. Related entry: BRAVO (phase III trials). Full article >>> Hypertension , or high blood pressure , can contribute to h...

Stye

...yelid. Chalazion : This condition can follow the development of a stye . Full article >>> Stye See all Pictures & Images Overview, Causes, & Risk Factors ... Full article >>> A stye is caused by bacteria from the skin that get into the hair follicle of the eyela...

Stress

...aumatic stress disorder (PTSD) is defined as the development of certain symptoms following a mentally stress ful event that involved actual death or the threat of death , serious injury , or a threat to oneself or others. Full article >>> Respiratory di stress syndrome Definition Resp...

Sterility

...l size of their testes , gynecomastia ( breast development in an apparent male), or sterility ... Full article >>>...

Stein

... Stein -Leventhal syndrome Uterus Follicle development Definition: Stein -Leventhal syndrome is an accumulation of many incompletely developed follicles in the ovaries. Full article >>> Those with an acute infection have a high concentration of the Ep stein -Barr virus in their ...

Spores

...;> What role can the environment have on the development of hives ? Environmental triggers, such as animal dander, dust mites, pollen , mold spores , and reactions to chemical irritants or odors, can also cause hives in sensitive individuals. Full article >>> Reproduction is accomplis...

Spleen

...fore the skeleton is mature, JRA may affect bone development as well as the child's growth. Full article >>> Indications: adjunct to hemostasis -replicates the natural blood -clotting process-in surgical procedures involving cardio pulmonary bypass and repair of the spleen ; sealant in the c...

Splenomegaly

...ly , hepatomegaly ) slow or delayed growth and development impaired wound and tissue healing ... Full article >>> Spleen enlargement ( splenomegaly ) -- the edge of an enlarged spleen may sometimes be felt in the left -upper quadrant. Stomach cancer can cause a mass in the left -upp...

Sneeze

...berculosis . The disease is characterized by the development of granulomas (granular tumor s) in the infected tissue s. Full article >>> The virus is thought to spread via droplets in the air ( respiratory secretions transmitted by cough s and sneeze s) and blood . Early during the illne...

Smooth muscle

...ow the growth of the smooth muscle cells and the development of blood clots ; ... Full article >>> The bladder is a hollow, muscular organ . The bladder wall includes a smooth muscle known as the detrusor muscle . The bladder ’s size, shape, position, and relation to other organ...

Smoking

...reveals that smoking cigarettes is linked to the development of psoriasis in adults. Full article >>> Alternate Names : Cigar Smoking , Cigarette Smoking , Pipe Smoking , Second- Hand Smoke, Smokeless Snuff, Tobacco Use See all Pictures & Images When to contact a medical professional...

Smell

...ctory ( smell ) center forms very early in fetal development . Studies have found that newborns have a keen sense of smell . Full article >>> Smell your breath to see whether it smell s like alcohol. The health professional may test your breath for alcohol (breath test). Full article >&...

Sleeping problems

...problems (especially in infancy) delays in motor development ... Full article >>> BROOKE JUDD, MD: There may also be an increase in depression and anxiety that's associated with menopause , and anxiety and depression can themselves cause some sleeping problems . Full article >>...

Skull

... Such measurements are needed to check for normal development of the brain and skull . Full article >>> The bones in the trunk of the body and the skull are mostly not affected, although the opening from the skull through which the spinal cord passes (foramen magnum) is often narrower than n...