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WGU D236 Pathophysiology D236 study guide
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- Western Governers University
WGU D236 Pathophysiology D236 study guide
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WGU D236 Pathophysiology D236Describe how your body responds to an infection. << correct answer >> T cells produce
cytokines, which stimulate B cells. B cells produce antibodies.
Identify role of DNA changes in congenital abnormalities. << correct answer >>
Mutations in genes or chromosomal abnormalities
How does development disrupts congenital abnormalities? << correct answer >>
Alterations of DNA
Describes factors that disrupt homeostasis and how disruptions affect wellbeing. <<
correct answer >> (ex) Fluid and electrolyte shifts can cause n/v or dysrhythmias.
Explain RAAS << correct answer >> Renin-angiotensin-aldosterone system
1. Reduce blood flow causes kidneys to release renin
> produce angiotensin I > converts angiotensin I to angiotensin II > vasoconstriction >
release aldosterone > kidneys conserve sodium and water > Result less water lost in
urine and blood pressure maintained.
DKA << correct answer >> increased anion gap, decreased HCO3
How do kidneys compensate for alkalosis << correct answer >> retain H and excrete
HCO3
Untreated acidosis leads to an increase in which electrolyte? << correct answer >>
Potassium
West Nile Virus << correct answer >> Transmitted through the bite of an infected
mosquito. Severe signs and symptoms; high fever, headache and stiff neck
Lyme disease << correct answer >> Tick-borne disease caused by the spirochete
Borrelia burgdorferi.
Erythema infectiosum << correct answer >> a febrile upper respiratory illness in a child
followed by the sudden appearance of red, flushed cheeks, "fifth disease"
Obesity ad diabetes are risk factors for having a child with _____. << correct answer >>
Spina bifida
Trousseau's sign << correct answer >> arm/carpal spasm associated with hypocalcemia
, Cause and sign of spina bifida << correct answer >> results from failure of neural tube
to close. sign - fluid filled sac on lower back.
hemophilia is more common in << correct answer >> males
Prenatal exposure to alcohol includes << correct answer >> ND-PAE, decreased brain
function, FAS
Connective vs muscle tissue disorders << correct answer >> Connective- RA,
Scleroderma, Lupus
Muscle - MS, Muscular dystrophy, Myasthenia Gravia
Describe Lupus << correct answer >> Inflammatory disorder characterized by joint pain
and butterfly rash
Describe Myasthenia Gravis << correct answer >> It is an autoimmune disorder where
antibodies attack own Ach receptors. This causes weakness of skeletal muscles over
the course of the day, along with ptosis, double vision, and difficulty swallowing.
dermatitis << correct answer >> inflammation of the skin
eczema << correct answer >> noninfectious, inflammatory skin disease characterized
by redness, blisters, scabs, and itching
decubitus ulcer << correct answer >> sore caused by lying down for long periods of time
Fungal infections << correct answer >> superficial, localized skin conditions or deep
tissue infections caused by exposure to spores
may or may not be transmitted
benign neoplasm << correct answer >> noncancerous growths, stationary, distinct
borders
malignant neoplasm << correct answer >> uncontrolled new tissue growth, irregular
borders, spreads
Osteoporosis << correct answer >> The loss of bone mass often due to age, causing
the bones to become porous, brittle, and easily fractured.
osteomalacia << correct answer >> disease marked by softening of the bone caused by
calcium and vitamin D deficiency
myoglobin << correct answer >> red pigment that stores oxygen in muscle cells
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