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NR 601 Midterm Exam Questions and Answers Updated (2024/2025) (Verified Answers) $11.99
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NR 601 Midterm Exam Questions and Answers Updated (2024/2025) (Verified Answers)
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Exam of 36 pages for the course NR 601 MIDTERM EXAM at Chamberlain College Of Nursing (error)

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  • February 12, 2024
  • 36
  • 2023/2024
  • Exam (elaborations)
  • Questions & answers

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NR 601 Midterm Exam 2024 Week 1
Week I1

Developmental changes

o Review Kennedy readings for age related changes

o Physiological

Physiological

Age related Change Functional Change Implications

IntegumentarySystem



Loss of dermal and Loss of Prone to skin breakdown
epidermal thickness subcutaneous tissue and injury
and thin epidermis.

Decreasedvascularity • Atrophy of sweat • Alteration in
glands resulting in thermoregulatory
decreased sweat response
production
• Fluid requirements may
• Decreasedbody change seasonally
odor
• Lossofskin water
• Decreased heat loss
• Increased risk of heat
• Dryness stroke

Respiratory System

Decreased lung tissue Decreased vital Reduced overall efficiencyof
elasticity capacity ventilatory exchange

Cilia atrophy Change in mucociliary Increased susceptibility to
transport infection

Decreasedrespiratory • Reduced ability to Increased risk of

,musclestrength handle secretions and atelectasis
reduced effectiveness
against noxious foreign
particles

• Partial inflation of
lungs at rest

Cardiovascular
System

Heart valves thicken Reduced stroke volume, Decreased responsiveness
and become fibrotic cardiac output; may be to stress
altered

Fibroelastic thickeningof Slower heart rate Increased prevalence of
the sinoatrial node; arrhythmias
decreased number of
pacemaker cells

Decreased Decreased sensitivityto Prone to loss of balance,
baroreceptor changes in blood which increases the risk for
sensitivity (stretch pressure falls
receptors)

GI

Liver becomes smaller Decreased storage
capacity

Decreased muscle Altered motility Increases risk of
tone constipation, functional
bowel syndrome,
esophageal spasm,
diverticular disease


Decreased basal May need fewer calories
metabolic rate (rate at
which fuel is

, converted into
energy)

o Lab results

Lab results

Lab Test Normal Changes with Comments
age

UA

Protein 0-5mg/100ml Rises slightly May be due to kidney
changes with age,
urinary tractinfection,
renal pathology

Specific 1.005-1.020 Lower max in Decline in nephrons
Gravity elderly 1.016- impairs ability to
1.022 concentrate urine

Hematology



ESR Men: 0-20 Significantincrease Neither sensitive nor
specific in aged
Women: 0-30

Iron Binding 50-160mcg/dl Slight decrease

230-410mcg/dl Decrease

Hemoglobin Men: 13- Men: 10-17g Anemia common in the
18g/100ml elderly
Women: None
Women: 12- noted
16g

Hematocrit Men: 45-52% Slight Decline in

, Women 37- decreased hematopoiesisLeu
48%
speculated

Leukocytes 4,300– Drop to 3,100– Decrease may be due to
10,800/mm3 9,000/mm3 drugs or sepsis and should
not be attributed
immediately to age


Lymphocytes 00–2,400 T T-cell and B-cell Infection risk higher;
cells/mm3 50– levels fall immunization
200 B encouraged
cells/mm3

Platelet 150,000– No change in
350,000/ number

Blood
Chemistry

Albumin 3.5–5.0 Decline Related to decrease in
liver size and enzymes;
protein-energy
malnutrition common


Globulin 2.3–3.5 Slight increase

Total serum 6.0–8.4 g No change Decreases may indicate
protein malnutrition, infection,
liver disease

Blood urea Men: 10–25 Increases Increases significantly upto
nitrogen significantly up 69 mg
Women: 8–20 to 69 mg
mg

Creatinine 0.6–1.5 mg Increasesto 1.9 Related to lean body
mg mass decrease

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