Can we improve our senses? Take our senses quiz!


When it comes to being alive, our senses do much of the detail work. Can we do anything to improve them or are we at nature's mercy? Take our Improving Your Senses Quiz to find out!

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Question 1 of 20

As you get older your senses generally:

stay the same

... Some diminishment of the senses is a natural product of aging, particularly in one's dotage.


Question 2 of 20

A human has the following number of olfactory receptors:

500,000 to 600,000
5 million to 6 million
50 million to 60 million

... A human has 5 million to 6 million olfactory receptors.


Question 3 of 20

Brain conditions like Alzheimer's often:

improve sense of smell
weaken sense of smell
have no effect on sense of smell

... Alzheimer's and other brain conditions often weaken one's sense of smell.


Question 4 of 20

The following percentage of Americans 18 or older suffer from hearing loss:

10 percent
17 percent
27 percent

... About 17 percent of Americans age 18 or older suffer from hearing loss.


Question 5 of 20

The club drug ecstasy is known for increasing a user's sensitivity to:

touch and sensation
light and sound
bitter and sweet tastes

... The club drug ecstasy is known for increasing a user's sensitivity to touch and sensation.


Question 6 of 20

In comparison to men, most women have:

more sensitive sense of touch
less sensitive sense of touch
an equally sensitive sense of touch

... Because of their smaller hands and more tightly clustered touch receptors, women have a more sensitive sense of touch than men.


Question 7 of 20

The average person has about the following number of taste buds:


... The average person has about 9,000 taste buds, which can disappear or diminish in sensitivity with age.


Question 8 of 20

Among people 75 or older, the following percentage experience age-related hearing loss:

25 percent
50 percent
75 percent

... About 50 percent of people 75 or older experience some age-related hearing loss, known as presbycusis.


Question 9 of 20

Later in life, a person's pupils:

increase in size
decrease in size
do not change in size

... Later in life, a person's pupils gradually decrease in size.


Question 10 of 20

Looking at something when touching it:

increases one's touch sensitivity
decreases one's touch sensitivity
has no effect on touch sensitivity

... As with some other senses, touch also has a visual component, so looking at an object when touching it increases one's touch sensitivity.


Question 11 of 20

The condition tinnitus is characterized by:

persistent nerve pain
ringing in the ears
loss of the sense of smell

... Tinnitus is a ringing in the ears that may be a symptom of one of several underlying conditions.


Question 12 of 20

Baseball star Barry Bonds allegedly claimed that HGH:

improved his eyesight
improved his sense of taste
improved his balance

... Bonds allegedly claimed that HGH improved his eyesight.


Question 13 of 20

Human Growth Hormone (HGH) can be prescribed to:

anyone with below-normal hormone levels
anyone with above-normal hormone levels

... HGH may only be prescribed to people who have below-normal hormone levels.


Question 14 of 20

Some studies on action video games have found that they:

improve vision and spatial recognition
decrease vision and spatial recognition
have no effect on vision and spatial recognition

... Some studies have found that action video games can improve vision and spatial recognition.


Question 15 of 20

Ritalin and Adderall are classified as:

performance-enhancing drugs
neuroenhancement drugs
neuron-grabbing drugs

... Ritalin and Adderall are classified as neuroenhancement drugs.


Question 16 of 20

Besides being unique to each person, fingerprints help to:

sense hot and cold
distinguish textures and vibrations
detect tensile strength

... Fingerprints help us to distinguish textures and vibrations.


Question 17 of 20

Mindful eating emphasizes:

focusing on one's food while eating
thinking about your dinnermates while eating
meditating while eating

... Mindful eating emphasizes focusing on one's food while eating in order to improve taste and satisfaction.


Question 18 of 20

Sense of smell often improves:

in the winter
in the fall
in the summer and spring

... Sense of smell often improves during the summer and spring.


Question 19 of 20

Sense of taste:

never diminishes
declines beginning in middle age
increases beginning in middle age

... One's sense of taste generally begins declining in middle age.


Question 20 of 20

Blind people generally have:

heightened senses
decreased senses
no overall change in their senses

... Blind people have no overall change in their senses compared to sighted folk -- rather, some of the blind manage to use their senses in different ways.


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