Real Exam Questions And Correct Answers (Verified Answers)
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aging changes in appearance - ANSWER--graying and thinning
hair
-ectropian of eyelids
-elongated ears
-arcus senilis
- growth of facial hair in women
-diminished muscle mass and skinfold thickness
-decreased height
-thicker hair in ears and nose
-darkening and wrinkling of skin around orbits
- deepening of hollows of axillae and intercostal and
supraclavicular spaces - narrower gait in women, wider in
men
changes in respiratory system with aging - ANSWER--PO2
reduced as much as
15% Between 20 and 80
-loss of elasticity and increased rigidity
-decreased ciliary action
-forced expiratory cvolume reduced
-blunting of cough and laryngeal reflexes
, -by age 90 years approximately 50% increase in residual
capacity
-alveoli fewer in number and larger in size
-thoracic muslces more rigid
-reduced basilar inflation
changes in cardiovascular system with changes - ANSWER--
more prominent arteries in head, neck, and extremities. -
valves become thicker and more rigid
-stroke volume decreases by 1% per year
-heart pigmented with lipofuscin granules
-less efficient O2 utilization
-aorta becomes dilated and elongated
-cardiac output decrease
-resistance to peripheral blood flow increases by 1% per year
-blood pressure increases to compensate for increased
peripheral resistance and cardiac output
- less elasticity of vessels
changes in GI system with ages - ANSWER--decreased taste
senstation
-esophagus more dilated
- reduced saliva and salivary ptyalin
-liver smaller in size
-reduced intestinal blood flow
-decreased esophageal motility
-atrophy of gastric mucosa
-decreased stomach motility, hunger, contractions and
emptying time