Modern technology, especially the use of new imaging techniques, has given an incredible window into how a new human life develops in the uterus. It is now possible to see, photograph, and even film a fetus in unprecedented detail. It is difficult to believe that only just over 50 years ago there was no way [...]
As soon as an embryo is conceived, the division of labor between mother and father begins. In many species the mother bears the burden of laying and guarding eggs, or pregnancy and birth, and even raising the offspring. But males can have a crucial role. In some species, the male becomes “pregnant.” Male seahorses and [...]
As human beings we can not take for granted the pregnancy, but there are many weird and wonderful ways to produce the next generation. Some animals are simply eggs, while others carry the eggs inside their bodies until they are ready to hatch, and many, like humans, through the pregnancy and keep alive the young. [...]
Corynebacterium diphtheriae is a gram-positive clubshaped bacillus. Three morphologyical varieties are recognized-mitis, intermedius and gravis. Of these, mitis are generally associated with mild infections. Only corynebecteria exposed to the bacteriophage b, which carries the tox+ gene capable of toxin production. The toxin has tow subunits, A and B. subunit A is responsible for clinical toxicity, [...]
Benzylpencillin is treatment of choice, the dose being 1.2-2.4 gi.v. 4-hourly for adults started immediately on suspicion of diagnosis. Cefotaxime is equally effective. Chloramphenicol (75-100 mg kg -1) is the drug of choice in individuals allergic to penicillin resistance to penicillin has been reported treatment shock and DIC should be instituted. Steroids should be used [...]
Four major clinical syndromes due to meningococci are recognized: Meningococcaemia may occur alone or in association with meningitis. It is characterized by the presence of the headache, fever, malaise and myalgia. The patient looks toxic, and has tachycardia and tachypnoea. Skin manifestations occur early and consist of a purpuric rash and/or petechiae that also affect [...]
In recent years, striking, in-depth images of fetuses have been displayed by 3D scans. They are obtained by stitching together a series of successive 2D shots or “slices” into a 3D image using modern computer technology. Some parents acquire 3D scan images commercially as souvenirs, but many medical organizations advise against such “keepsake” scans because [...]
A 2D scan image shows contrasting black, white, and gray areas. These correspond to the type of structures that the sound waves encounter as they pass through the body, and how these structures create echoes. When ultrasound waves bounce off solid structures such as bone or muscle, they produce a white or light gray image. [...]
Ultrasound harnesses high-frequency sound waves in the range of 2–18 megahertz. A hand-held probe called a transducer, which is pressed against the skin, contains a crystal that transmits sound waves. The transducer also contains a microphone to record returning echoes as the waves bounce off solid substances, such as organs or bone. The echoes are [...]
Immediately after birth, a newborn undergoes physical tests to assess whether it needs medical intervention. Newborn survival and health have been greatly improved by the availability of medicines and vaccines. Modern technology also gives premature babies a far greater chance of survival than they used to have. Mothers and babies are often monitored for six [...]
The perinatal period runs from the 28th week of pregnancy to about four weeks after birth. This window is crucial to the well-being of mother and child. Advances such as the discovery of antibiotics and better hygiene have slashed death rates for mothers in the last century. Now childbirth and its immediate aftermath can be [...]
Care during pregnancy—the prenatal period—has improved incredibly in the modern age. Routine medical care is available in many countries. And leaps in technology, such as the invention of the stethoscope and, more recently, ultrasound, mean that we can now hear and see the fetus, which helps health professionals assess the care needed in any particular [...]
C. DIETARY RECOMMENDATIONS Most dietary suggestions include simple variations such as decreasing coffee, sodium and sugar. These suggestions, however, are empirically based and may not work for everyone. A diet high in complicated sugars, such as whole, vegetables, and bread, rice and cereal products is motivated. These foods contain important vitamin supplements such as vitamin [...]
PMS indicators can be actual, internal or personality. Therefore, treatment must address all three areas. Women of all ages with gentle indicators may answer well to a variety of diet, exercise and lifestyle changes. However, ladies with serious PMS indicators, drug treatments and internal therapy are probably necessary. Treatment will depend on the individual and [...]
Increased starvation and craving for food are indicators frequently revealed by women of all ages who experience from PMS. Urges for lovely or high sodium meals are particularly powerful. It has been offered that these craving for food are related to irregular this task in the mind that, in turn, may impact feelings and urge [...]
Modern technology, especially the use of new imaging techniques, has given an incredible window into how a new human life develops in the uterus. It is now possible to see, photograph, and even film a fetus in unprecedented detail. It is difficult to believe that only just over 50 years ago there was no way [...]
Thanks to remedies there has never been a more secure time to be expecting. Advances in care mean that mom and child are padded from pregnancy’s threats in most western world, and the situation is generally increasing around the world. The care given to expectant mothers during having a baby and beginning has enhanced unrecognizably, [...]
Considerable improvements in supplement B6 status occur when pyridoxine hydrochloride is used, usually at serving amounts of 10 to 40 mg day-to-day. Several years ago, Rose and Adams showed that the supervision of only 10 mg supplement B6 supplement could restore tryptophan metabolism to typical when a relatively high serving of estrogen (50 μg ethinyl [...]
Until a few decades ago, the only way of checking a fetus’s growth or position was by palpating the abdomen of a pregnant woman. Since the 1940s, scientists had been investigating the use of high-frequency sound waves to look inside the body, and World War II may have acted as a catalyst to their application [...]
Because of improvements in our medical understanding, today many women may start preparing their bodies (eating a healthy diet and doing moderate exercise) before pregnancy to give their children the best possible start. Many women now take folic acid supplements before conception and in the first trimester, to protect against neural tube defects, such as [...]
Meningococci (N. meningitidis) are ubiquitous. However, group A is commonly found in Africa and group B on the European and American continents. The incidence of group C, Y and W135 infections is steadily rising worldwide. Group A is responsible for epidemics of meningitis and group B and C for sporadic infections. Its virulence is attributed [...]
Treatment is directed preventing the non-suppurative complications of streptococcal infections. Penicillin is the drug of choice and may be given orally as phenoxymethylpenicilline 125 mg four times daily for 10 days or as a single intramuscular injection of benzathine penicillin 916 mg in adults. Individual allergic penicillin can be treated effectively with erythromycin 250 mg [...]
The incubation period of the relatively mild disease of childhood is 2 – 4 days following a streptococcal infection, usually in the pharynx. Regional lymphadenopathy, fever, Rigors, headache and vomiting are present. The rash, which usually appears on the second day of illness, initially occurs on the neck but rapidly becomes punctate, arythematous and generalized. [...]
Nutritional Specifications Part 5
This evaluate is higher than the RDA for younger women and is slightly bunk than the 1998 RDA of 1.6 mg/day. Patch nationally allegorical data present that cipher intake for older women is around 1.5 mg/day, a allotment of experienced women do bonk intakes below advisable levels. While there been no harmful effects associated with [...]
Nutritional Specifications Part 4
The new kudos is supported mainly on collection from disciplined trials indicating that intakes greater than 1000 mg/day trim withdraw disadvantage, and takes into chronicle the lessening in metal sorption content to occur with age. It is ticklish for older women to win befitting levels of metal intake from nutrient sources. At smallest four calcium-rich [...]
Because of changes in our medical comprehension, these days many females may begin planning their systems (eating diet plans and doing average exercise) before having a baby to give their kids the best possible begin. Many females now take vitamin b folic p vitamins and minerals before comprehension and in the first trimester, to control [...]
Nutritional Specifications Part 3
C. MICRONUTRIENTS DRI principles have been published for natural vitamins and most mineral deposits. The DRIs prepare a set of referrals principles used for preparing and determining the diet programs of balanced people and groups of people. The DRI principles included not only the traditional Suggested Day-to-day Money (RDA), but also three new referrals values: [...]
Nutritional Specifications Part 2
The DRI for eating fibers for mature women is 21 h per day. Average eating fibers usage is 14 h for mature women. Dietary fat provides energy and fat and also helps in the ingestion of fat-soluble natural vitamins. No RDA has been set for fat usage. The 2000 Dietary Guidelines for People suggests choosing [...]
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