Gerontology_Exam1 Flashcards
What is gerontology?
Comprehensive study of aging and problems of the aged
What is geriatrics?
A branch of medicine that deals with problems and diseases of the aged.
Medical aspect!!!
What is LPI
Laser peripheral iridotomy
Allows aq to flow into AC and push iris away from TM
Name the changes in CB with age?
Atrophy
Decreased aq production
Accommodation decreases
What colors do older adults have trouble distinguishing with lens change?
Blues and green
Which patients do you not dilate?
Pts with an Iris-Fixated IOL
Name two forms of ischemic optic neuropathy
AAION due to GCA: very severe. Can go blind in hours; days.
NAAION - ischemic infarction. not as severe.
Symptoms for GCA
Headache
Polymyalgia rheumatic (neck, torso, shoulder, pelvic pain)
Fever
Weakness, malaise, fatigue.
What is acrochordon?
Skin tags
Benign - may be associated with hormone imbalances.
What is senile keratosis (actinic keratosis)
Flat, red plaque becomes yellow-brown, thick, scaly
In sun-exposed areas.
Potential to form squamous cell carcinoma.
Seborrheic keratosis?
Raised, oval plaque usually on face or trunk.
Starts yellowish, becomes brown/black
BENIGN
Herpes Zoster
Re-activation of virus, attacks sensory nerves, and skin
Usually 1-2 weeks, can be much longer.
Basal cell carcinoma
Most common form of skin cancer. 80% of all skin cancers. 90% of lid cancers
Usually not malignant
Squamous cell carcinoma
Much less common, often malignant
More common in sun-exposed areas.
Wart-like nodule with small reddened areas, may ulcerate.
Malignant melanoma
Highly malignant
Usually develops from pre-existing mole.
T/F?
Nerve cells go through mitosis?
False.
Small and gradual reduction in number of neurons with age.
Senescence
Deteriorative changes
- decreased viability
- Increased vulnerability
Aging vs Disease
Aging happens to everyone. Disease is a selective process.
Aging is progressive and irreversible. Disease can get worse or better.
Morbidity
Incidence or prevalence of illness or disease
Mortality
Incidence of death.
Senescence on a cellular level
cells in org are not working as efficintly
Which cell does not divide after reaching a certain length?
Telomeres.
They shorten after each division
Hayflick:
Not concerned with the amt of time that has passed for a cell.
Just concerned about the number of divisions.
Which cells divide very little?
Immune
Endocrine
Which cells do not divide at all?
Neurons
Muscle
Down Syndrome
Lower risk of most cancers, atherosclerosis, DR.
Increased chance of Alzheimers
Which two tests have high correlation with crashes, but not tested?
Dynamic VA and Useful field of vision.
Age that is required to have annual vision screening to renew license?
80+
FL Law for driving
Need to be 20/70 in better eye.
If one eye is legally blind, other eye must be 20/40 or better.
130 degrees uninterrupted binocular VF.
T/F?
It is not mandatory in FL to report ability of adult to drive
True
T/F?
Low vision devices is illegal in FL
True.
What is NORC
Naturally occurring retirement community.
Aging in Place.
What is ECHO
Elder Cottage Housing Opportunity
