EMT-B Chapter 7 Quiz

The average pulse rate of persons between 19 and 60 years of age is typically: A. 70 beats/min. B. 90 beats/min. C. 80 beats/min. D. 60 beats/min.

A. 70 beats/min.

Why does the incidence of diabetes mellitus increase with age? A. Decreased physical activity, increased weight gain, and decreased insulin production B. Decreased physical activity, increased weight gain, and decreased blood sugar levels C. Increased physical activity, increased food intake, and increased insulin production D. Decreased food intake, decreased weight gain, and decreased blood sugar levels

A. Decreased physical activity, increased weight gain, and decreased insulin production

In preconventional reasoning, children: A. act almost purely to avoid punishment and to get what they want. B. look for approval from their peers and society. C. blame their actions on what they have observed in older children. D. make decisions based on their conscience.

A. act almost purely to avoid punishment and to get what they want.

The decline in cardiac function that commonly occurs in late adulthood is MOST often related to: A. atherosclerosis. B. kidney failure. C. hypotension. D. medication use.

A. atherosclerosis.

A 16-year-old female complains of vaginal bleeding and abdominal cramping that began several hours ago. During the assessment interview, you should: A. inquire about the possibility of pregnancy in private, if possible. B. obtain the majority of your information from one of her parents. C. recall that patients in this age group prefer not to be treated as adults. D. avoid asking questions that she will feel uncomfortable answering.

A. inquire about the possibility of pregnancy in private, if possible.

Older adults frequently: A. take multiple medications B. are able to increase their muscle mass C. experience a decrease in body fat as they age D. are unable to overcome medical problems

A. take multiple medications

Which of the following statements regarding an infant's vital signs is correct? A. An infant's normal heart rate increases by 10 beats/min each month. B. An infant's normal body temperature is typically higher than a preschooler's. C. An infant's heart rate generally ranges between 70 and 110 beats/min. D. By 6 months of age, an infant's normal tidal volume is 2 to 4 mL/kg.

B. An infant's normal body temperature is typically higher than a preschooler's.

Why do middle adults commonly experience financial concerns? A. Most people in the middle adult age group have chronic illnesses and cannot work. B. They are preparing for retirement but must still manage everyday financial demands. C. They are typically receiving social security and must budget with a fixed income. D. The majority of middle adults still have small children who live at home with them.

B. They are preparing for retirement but must still manage everyday financial demands.

The areas of the infant's skull that have not yet fused together are called - A. sutures B. fontanelles C. cranial valleys D. ventricles

B. fontanelles

Atherosclerosis is defined as: A. the blockage of a coronary artery B. the buildup of plaque inside blood vessels C. dilation of the arteries D. constriction of the blood vessels

B. the buildup of plaque inside blood vessels

Which of the following are noticeable characteristics of a 9-month-old infant? A. Responds to his or her name, crawls around efficiently B. Walks without help, becomes frustrated with restrictions C. Places objects in the mouth, pulls himself or herself up D. Knows his or her name, can walk without any assistance

C. Places objects in the mouth, pulls himself or herself up

In late adults, the amount of air left in the lungs after expiration of the maximum amount of air: A. remains unchanged because the lungs have become accustomed to years of breathing pollution. B. decreases, resulting in widespread collapsing of the alveoli and impaired diffusion of gases. C. increases, which hampers diffusion of gases because of the stagnant air that remains in the alveoli. D. decreases, which increases diffusion in the lungs and causes an accumulation of carbon dioxide.

C. increases, which hampers diffusion of gases because of the stagnant air that remains in the alveoli.

You are assessing a 13-month-old female who is running a fever and has been vomiting. While you are performing your physical examination on this child, you will MOST likely find that she: A. is unable to track your movements with her eyes. B. will readily allow you to separate her from her mother. C. responds to her name but is fearful of your presence. D. has bulging fontanelles secondary to severe dehydration.

C. responds to her name but is fearful of your presence.

You are dispatched to a call for a 4-month-old infant with respiratory distress. While you prepare to take care of this child, you must remember that: A. assisted ventilations in infants often need to be forceful to inflate their lungs. B. an infant's head should be placed in a flexed position to prevent obstruction. C. small infants are nose breathers and require clear nasal passages at all times. D. the infant's proportionately small tongue often causes an airway obstruction.

C. small infants are nose breathers and require clear nasal passages at all times.

The anterior fontanelle fuses together between the ages of: A. 7 and 14 months. B. 6 and 8 months. C. 3 and 4 months. D. 9 and 18 months.

D. 9 and 18 months.

Age-related changes in the renal system result in: A. the formation of large amounts of urine secondary to an increase in kidney mass of up to 20%. B. dilation of the blood vessels that supply the nephrons, which allows the kidneys to maintain their function. C. a significant increase in filtration, which causes the excretion of large amounts of water from the body. D. a decreased ability to clear wastes from the body and a decreased ability to conserve fluids when needed.

D. a decreased ability to clear wastes from the body and a decreased ability to conserve fluids when needed.

According to the terminal drop hypothesis: A. a person's physical health begins to decline after the age of 75 years. B. most elderly patients experience depression after the death of a loved one. C. most late-stage adults retain high brain function until 1 month before death. D. mental function is presumed to decline in the 5 years preceding death.

D. mental function is presumed to decline in the 5 years preceding death.

The respiratory rate of 30 breaths per minute in an infant is: A. too fast B. too shallow C. too slow D. normal

D. normal

The risk of bleeding in the skull, which increases with age, is MOST directly related to: A. meningeal deterioration. B. blood vessel dilation. C. a decrease in neurons. D. shrinkage of the brain.

D. shrinkage of the brain.

An infant or small child's airway can be occluded if it is overextended or overflexed because: A. the tongue is proportionately small and can fall back into the throat. B. he or she has a long neck, which makes the trachea prone to collapse. C. the back of the head is flat, which prevents a neutral position. D. the occiput is proportionately large and the trachea is flexible.

D. the occiput is proportionately large and the trachea is flexible.