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chronic inflammation of the skin's follicles and oil-producing glands, which leads to an accumulation of oils inside the ducts that surround hairs usually associated with the maturation of young adults.
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terms list
acne
chronic inflammation of the skin's follicles and oil-producing glands, which leads to an accumulation of oils inside the ducts that surround hairs usually associated with the maturation of young adults.
allergy
an immune reaction to a foreign substance, such as a component of food. Also called hypersensitivity by researchers.
anaphylactic shock
a life-threatening whole-body allergic reaction to an offending substance.
antibodies
large protein molecules that are produced in response to the presence of antigens to inactivate them.
antigen
a substance foreign to the body that elicits the formation of antibodies or an inflammation reaction from immune system cells.
arthritis
a usually painful inflammation of joints caused by many conditions, including infections, metabolic disturbances, or injury usually results in altered joint structure and loss of function.
cataracts
clouding of the lens of the eye that can lead to blindness. They can be caused by injury, viral infection, toxic substances, genetic disorders, and, possibly, some nutrient deficiencies or imbalances.
epinephrine
a hormone of the adrenal gland that counteracts anaphylactic shock by opening the airways and maintaining heartbeat and blood pressure.
epiphyseal plate
a thick, cartilage-like layer that forms new cells that are eventually calcified, lengthening the bone.
food aversion
an intense dislike of a food, biological or psychological in nature, resulting from an illness or other negative experience associated with that food.
food intolerance
an adverse reaction to a food or food additive not involving an immune response.
gatekeeper
with respect to nutrition, a key person who controls other people's access to foods and thereby affects their nutrition profoundly. Examples are the spouse who buys and cooks the food, the parent who feeds the children, and the caretaker in a day-care center.
growth spurt
the marked rapid gain in physical size usually evident around the onset of adolescence.
histamine
a substance that participates in causing inflammation produced by cells of the immune system as part of a local immune reaction to an antigen.
hyperactivity
(in children) a syndrome characterized by inattention, impulsiveness, and excess motor activity usually diagnosed before age 7, lasts six months or more, and usually does not entail mental illness or mental retardation. Properly called attention-deficit/hyperactivity disorder (ADHD) and may be associated with minimal brain damage.
learning disability
a condition resulting in an altered ability to learn basic cognitive skills such as reading, writing, and mathematics.
life expectancy
the average number of years lived by people in a given society.
life span
the maximum number of years of life attainable by a member of a species.
longevity
long duration of life.
premenstrual syndrome (PMS)
a cluster of symptoms that some women experience prior to and during menstruation. They include, among others, abdominal cramps, back pain, swelling, headache, painful breasts, and mood changes.
pressure ulcers
damage to the skin and underlying tissues as a result of unrelieved compression and poor circulation to the area also called bed sores.
senile dementia
the loss of brain function beyond the normal loss of physical adeptness and memory that occurs with aging.
four ways tv affect's nutritional health
requires no energy, time could be spent doing another activity, snacking while watching, eat less healthy food
problems with skipping breakfast
more likely to be overweight, poor concentration, shorter attention span, lower test scores, absent/tardy more often, eat less healthy
recommendations to someone who experiences PMS
examine diet and stress, get enough sleep, exercise, moderate caffeine
why older adults should eat less fat
they have more vitamins, minerals, and phytochemicals, may retard diseases, improve arthritis
why energy needs decrease with age
number of cells decreases, reducing BMR, and not as physically active
how to prevent children from choking
sit while eating, eliminate round and other dangerous foods
school lunches must include what
milk, protein, vegetables, fruits, and grains
children absorb more lead if they're lacking these
calcium, zinc, vitamin C, D, and iron
anaphylactic shock causes
milk, eggs, peanuts, nuts, wheat, soybeans, fish, shellfish
causes of cranky children
desire attention, lack of sleep, overstimulation, lack of exercise, chronic hunger
menstrual hormones also alter these
metabolic rate, glucose tolerance, appetite, mood, behavior
children-friendly vegetable characteristics
mild, undercooked/crunchy, bright colors, easy to eat
older person vitamin deficiencies
vitamins D and B
reason for older person vitamin D deficiency
little fortified milk, lack of sunlight, vitamin D synthesis declines
factors that affect physiological aging
alcohol, nutrition, weight control, sleep, smoking, physical activity
accompanying issues of Alzheimer's
anxiety; loss of ability to communicate; loss of physical capabilities; delusions; depression; inappropriate behavior; irritability; sleep disturbance; eventual loss of life
at risk of nutrient-drug interactions
those who take drugs for long times; those who take 2 or more drugs at the same time; and those who are poorly nourished to begin with or not eating well.
how laxatives leads to malnutrition
laxatives can carry nutrients through the intestines so rapidly that mary vitamins have no time to he absorbed. Also, mineral oil can rob a person of fat-soluble vitamins, and calcium can also be excreted along with the oil, leading to adult bone loss.
how aspirin causes iron-deficiencies
aspirin speeds up blood loss from the stomach by as much as ten times, leading to iron-deficiency anemia.
why contraceptives increases CVD in 35+ year olds
because oral contraceptives alter blood lipids by raising total cholesterol and triglyceride concentrations and by lowering HDL. Some women also experience mild hypertension.
definition of moderation of caffeine
moderation is defined as the equivalent of 2 small cups of coffee per day.
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