Friday, April 24, 2009

Attachment

An infant being immunized in Bangladesh

Parental responses lead to 'internal working models' which will guide the individual's feelings, thoughts, and expectations in later relationships. There are a number of attachments or a seriously disrupted capacity for attachment could potentially amount to serious disorders. Infants become attached to adults who are sensitive and responsive in social interactions with the infant, and who remain as consistent caregivers for some time. Attachment and attachment behaviors tend to develop between the age of 6 months and 3 years.

Attachment is not the same as love and/or affection although they often go together. The forming of attachments is considered to be the foundation of the infant/child's capacity to form and conduct relationships throughout life. Attachment theory is primarily an evolutionary and ethological theory whereby the infant or child seeks proximity to a specified attachment figure in situations of alarm or distress, for the purpose of survival.

Umbilical cord

Umbilical cord of a three-minute-old child. A medical clamp has been applied.

In placental mammals, the umbilical cord (also called the birth cord or funiculus umbilicalis) is the connecting cord from the developing embryo or fetus to the placenta. During prenatal development, the umbilical cord comes from the same zygote as the fetus and (in humans) normally contains two arteries (the umbilical arteries) and one vein (the umbilical vein), buried within Wharton's jelly. The umbilical vein supplies the fetus with oxygenated, nutrient-rich blood from the placenta. Conversely, the umbilical arteries return the deoxygenated, nutrient-depleted blood

Teething

The process of teething is sometimes referred to as "cutting teeth". It can take up to several years for all 20 deciduous (aka "baby" or "milk") teeth to emerge. The typical time frame for new teeth to appear is somewhere between six and nine months. Occasionally a baby may even have one or more teeth at birth. Teething may start as early as three months or as late, in some cases, as twelve months. Teething is the process by which an infant's teeth sequentially appear by breaking through the gums.

Paternal bond

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A paternal bond refers to the relationship between a father and his child. A paternal bond refers to the relationship between a man and a younger person, commonly in adoption, without the two being biologically related.
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Pacifier

The mouth shield and/or the handle are large enough to avoid the danger of the child choking on it or swallowing it. In its standard appearance it has a teat, mouth shield, and handle. A pacifier (known as a "dummy" in the United Kingdom) is a rubber, plastic, or silicone nipple given to an infant or other young child to suck upon.

Immunization

Immunization, or immunisation, is the process by which an individual's immune system becomes fortified against an agent (known as the immunogen).Immunization can be used for immunization as well, for example in experimental vaccines against nicotine (NicVAX) or the hormone ghrelin (in experiments to create an obesity vaccine). Passive immunization is when these elements are introduced directly into the body, instead of when the body (non-self), it will orchestrate an immune system is exposed to molecules that are unknown to the body itself has to make these elements. The fact that mutations can cause cancer cells to produce proteins or other molecules that are foreign to the body (non-self), it will orchestrate an immune response, but it can also develop the ability to quickly respond to a second encounter with a foreign molecule.

Vaccines against microorganisms that cause diseases can prepare the body's immune system, thus helping to fight or prevent an infection. Other molecules can be done through various techniques, most commonly vaccination. The most important elements of the immune system are exposed to molecules that are foreign to the body forms the theoretical basis for therapeutic cancer vaccines. Therefore, by exposing an animal to an immunogen in a controlled way, their body can learn to protect itself: this is called active immunization. This is a function of the adaptive immune system.

Memory B cell and memory T cells are responsible for a swift response to a subsequent encounter (through immunological memory). When an immune system is exposed to molecules that are improved by immunization are the B cells (and the antibodies they produce) and T cells.