CNA Basic Human Anatomy and Age-Related Changes 2

Question 1

Which age-related change makes elderly patients more susceptible to dehydration?

Accepted Answer

Decreased thirst sensation

Answer

Increased kidney filtration rate

Answer

Increased saliva production

Answer

Stronger bladder contractions

Question 2

The dermis is the skin layer that contains which of the following structures?

Accepted Answer

Sweat glands and hair follicles

Answer

Melanocytes and keratinocytes

Answer

Stratum corneum and dead cells

Answer

Subcutaneous fat and bone

Question 3

Which change in the urinary system is a normal part of aging?

Accepted Answer

Decreased ability to concentrate urine

Answer

Increased bladder capacity

Answer

Faster kidney filtration

Answer

Reduced frequency of urination

Question 4

In the musculoskeletal system, sarcopenia refers to:

Accepted Answer

Age-related loss of muscle mass and strength

Answer

Loss of bone density with age

Answer

Inflammation of joint cartilage

Answer

Calcification of tendons

Question 5

Which part of the brain controls balance and coordination?

Accepted Answer

Cerebellum

Answer

Cerebrum

Answer

Medulla oblongata

Answer

Thalamus

Question 6

Age-related changes to the cardiovascular system typically include:

Accepted Answer

Increased arterial stiffness and higher systolic blood pressure

Answer

Increased cardiac output at rest

Answer

Decreased arterial wall stiffness

Answer

Faster heart rate recovery after exercise

Question 7

The trachea divides into left and right bronchi at a structure called the:

Accepted Answer

Carina

Answer

Larynx

Answer

Epiglottis

Answer

Alveolus