Exam (elaborations)
Unitek LVN Final 2025 actual exam with 100- correct answers.
Unitek LVN Final 2025 actual exam with 100- correct answers.
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Unitek LVN Final 2025 actualexam with 100% correct answers
How do you irrigate a wound? - answer Clean from least contaminated to
most contaminated.
Instill solution to the wound
Clean with an antiseptic swab
What are objective signs of pain? - answer Increased Heart Rate
Increased Pulse
Increased BP
Sweat
Diaphoresis
What is the medulla oblongata? - answer the posterior part of the brain
that controls the rate of breathing and other autonomic functions and
basic vital signs.
What is aldosterone - answer This term refers to a mineralocorticoid
hormone secreted by the adrenal cortex that prevents dehydration by
promoting renal absorption of sodium.
Acts on kidneys to regulate sodium and potassium
What is the thymus gland? - answer Stimulates maturation of
lymphocytes into T cells, it also coordinates immune defenses.
effects of epinephrine and norepinephrine - answer increase rate and
strength of heartbeat, dilate and constrict blood vessels to increase blood
supply. promote release of lipids by adipose tissue, release glucose.
, Systemic circulation occurs when blood is pumped from the left ventricle
of the heart to all parts of the body and returns to... - answer The right
atrium
What is passive range of motion? - answer The range of motion a joint
will permit w/out damage to its own intrinsic structures. As much as a
patient can tolerate or the point of resistance.
When lifting a patient up in bed, the nurse should protect their back by... -
answer Bending at the knee.
To ensure patient privacy the nurse should... - answer Close the curtain
What are the enzymes of the pancreas? - answer Amylase, Lipase,
Trypsin
What is villi? - answer -The inside of the small intestine is covered in
million of villi. Villi have three features that make absorbing digested food
into the bloodstream very efficient:
-The have a large surface area so that digested food is absorbed more
quickly into the blood
-They have a single layer of surface cells so that digested food diffuses
quickly over a short distance
-They have a very good blood supply via a capillary network to assist quick
absorbtion of digested food.
What is the Gallbladder? - answer A muscular sac attached to the liver
that secretes bile and stores it until needed for digestion. Only the small
intestine needs bile.
What is the proximal convoluted tubule? - answer It is the only surface
inside the nephron covered with microvilli for reabsorption of water and
solutes during urine formation.
What is PCO2 - answer The major regulator of respiratory activities.
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