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» Browse Health and Nutrition Term Papers
Development Of The Human Zygote
Number of Words: 2396 / Number of Pages: 9
... April 1993). As the blastomeres continue to divide, a solid
ball of cells develops to form the morula (Fig. 1). The accumulation of fluid
inside the morula, transforms it into a hollow sphere called a blastula, which
implants itself into the inner lining of the uterus, the endometrium (Fig. 1).
The inner mass of the blastula will produce the embryo, while the outer layer of
cells will form the trophoblast, which eventually will provide nourishment to
the ovum (Pritchard, MacDonald, and Gant, 1985).
Figure 1:Implantation process and development during
embryogenesis (Pritchard, MacDonal ...
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RU-486 The New Abortion Pill: How Safe Is It?
Number of Words: 564 / Number of Pages: 3
... The massive field trail has involved dating more than 100,000 women.
The creator of RU-486 is Dr. Etienne-Emile Baulieu. He made this for the French pharmaceutical company named Rossel-Uclaf. RU-486 is the first of a generation of birth control drugs called “antiprogestins” considered to be a breakthrough in birth control drugs.
RU-486 works by binding to progestorone receptors in the women’s uterus and blocking the action of progestorone. Without progestorone the lining of a woman’s uterus breaks down and sheds, so that bleeding will occur. The drug opens the cervix and leads to contraction that h ...
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Herpes
Number of Words: 142 / Number of Pages: 1
... 2 comes back again and again.
Treatment
Herpes should be treated by a doctor for many reasons. Treatments
are aimed at easing pain, more so than curing the disease.
How it is spread
Herpes is spread by direct contact with the Herpevirus. A virus
inside the sores. If you touch a sore with any area were the skin is thin,
(eyes, mouth or genitals), the Herpevirus is spread. Herpes can be spread
even when the sore is not visible. Herpes victims with the sore in on
place can infect themselves in others.
Symtoms
The signs of the virus are itching or tingling and sores. ...
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A Look Into Alzheimer's Disease
Number of Words: 638 / Number of Pages: 3
... to constantly misplace objects, often repeat themselves, and usually become confused in simple situations. When in relatively simplex places patients may become lost or even forget where they are. Psychologically however, patients begin to become depressed most of the time and be anxious or confused. Some become restless and can barely ever sleep.
The cause of the disease, although not completely proven, is strictly genetics. It is passed down from generation to generation and that is one reason why it is so common among older people. Four percent of persons 65 to 74 years old are affected; ten percen ...
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Euthanasia
Number of Words: 1176 / Number of Pages: 5
... A movement began in the 1970's when Americans started to demand "death with dignity" (Worsnop 1). In the event of a terminal illness or injury, people were refusing life-sustaining treatment to preserve life, especially life without quality. Public opinion overall supports some form of assisted suicide. Because of this support, most states have some form of legislation that allows for "living wills" and "power of attorney for health care" to be planned for in advance of a person's need to consider this (Bulletin 95-2).
is illegal in all states except Oregon. In many states, there are ...
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Rabies
Number of Words: 694 / Number of Pages: 3
... any wild animal. Never feed, handle, pet, or
take any wild animals in. Rabid animals will usually act in an abnormal way,
have a foamy saliva around the mouth, and show a loss of hair or fur. If the
animal is nocturnal, it may be out during the day. Rabid animals are usually
very outgoing and aggressive.
To keep wildlife away from your home avoid leaving pet food outside, and
keep the lids on trash cans secure, or store them inside a garage or shed. You
can prevent wildlife from your entering you home by sealing holes and screening
chimneys. If a wild animal does get in, do not touch it. Call ...
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Ritalin
Number of Words: 2817 / Number of Pages: 11
... (Hancock 52). Estimates suggest that more than
two million children live with the disorder; in addition, according to Dr.
Daniel Safer of Johns Hopkins University, over 1.3 million regularly consume
Ritalin for treatment of ADD (Hancock 52). Ritalin appears to be a popular
choice for doctors, but the daily effects of the drug, which family physicians
do not see, creates questions as to how well the drug actually works.
Scientifically know as methylphenidate, Ritalin stimulates the central nervous
system with similarities to amphetamines in the nature and extent of its
effects; furthermore, it suppo ...
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Observation Of The Early Childhood
Number of Words: 1544 / Number of Pages: 6
... but her arms to perform this task.
Bethany on the otherhand was shaky and uncertain from the start. After hanging
from the first bar, she quickly swung her feet over to the side for leg support.
She was able to cross but only with a great deal of assistance from me.
Karligh also showed mastery in riding the big wheel. Her speed and
turning ability seemed to surpass anyone else on the playground. Bethany chose
to ride only after a piece of candy bribery. Her tricycle skills were somewhat
sluggish but more or less average. However, once again Bethany was victorious.
The last large muscle ac ...
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What Effect Does Aging Have On Memory?
Number of Words: 5469 / Number of Pages: 20
... there is ‘relatively little evidence for qualitative differences between Alzheimer’s disease and normal ageing’. Examples of such similarities between the effects of normal ageing and other experimental and clinical conditions shall be discussed at relevant points during the essay. The physiological effects of ageing on memory are still unclear. However, it is known that there is a correlation between memory decline and the degeneration of neurones. One example of such a link is the degeneration of the neural pathway between the basili nucleus and the cortex which has been associated with a decline i ...
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Schizophrenia
Number of Words: 2527 / Number of Pages: 10
... with these genes can cause . We inherit our genes from our parents, but this does not mean that the parents of a schizophrenic are mentally ill. Problems in a person’s genetic make up could come from mutated chromosomes or recessive genes. In an attempt to prove this theory, scientists study identical twins. Due to the fact that identical twins have identical genetic make up, researchers are able to determine if heredity is the main cause of . However, evidence seems to disprove this theory. In some instances, both identical twins are schizophrenics and other times only one is affected. To ...
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