Deck 5: The Function and Importance of Fitness Trackers

Question 1

Select all the sensors that you would expect to find in a Fitbit device.

A) PurePulse
B) SmartTrack
C) thermometer
D) barometer

Answer 1

PurePulse
SmartTrack
barometer

Question 2

From the list below, select all the types of data that are collected by fitness trackers for heart rate.

A) resting heart rate
B) cardio fitness calculations
C) heart rate zones
D) vertical movement

Answer 2

resting heart rate
cardio fitness calculations
heart rate zones

Question 3

From the list provided, select the data that are used to determine sleep patterns.

A) heart bpm
B) decreased lateral movement
C) decreased vertical movement
D) calories burned

Answer 3

heart bpm
decreased lateral movement

Question 4

From the following list, select all that are part of the nervous system.

A) brain
B) spinal cord
C) stomach
D) eyes
E) bladder

Question 5

From the list below, select the characteristics that relate to slow-twitch muscle fiber.

A) aerobic
B) explosive power
C) endurance
D) fatigues easily
E) steady power

Question 6

Studies have shown adverse health conditions are associated with a sedentary lifestyle. List three of the five mentioned in this chapter.

Question 7

This book mentions three ways that exercise affects the physiology of the heart. Provide two ways in your answer.

Question 8

The ______ sensor tracks the majority of movement that is recorded, the velocity of the movement, and sleep patterns.

Question 9

The number of steps recommended as a default in a Fitbit smartwatch is ______ steps.

Question 10

Water is an important component of _______, which is the sum of all chemical reactions in the body.

Question 11

When compared to prokaryotic cells, ______ cells are more complex and contain a nucleus and organelles.

Question 12

A(n) ______ is a structure that consists of two or more types of tissue that work together for a particular function.

Question 13

The ablility of the body to maintain a stable internal environment is referred to as ______.

Question 14

The ______ connects the kidneys to the urinary bladder.

Question 15

In homeostasis, the ______ system is responsible for detecting and responding to stimuli from the environment.

Question 16

______ muscles are associated with involuntary muscles that line the internal organs, such as the movement of the stomach.

Question 17

If a person has a blood pressure reading of 140/85, this is an indication that there is excess pressure being exerted during the systolic and diastolic phases. This elevation of blood pressure is also called _______.

Question 18

Exercise is important for strengthening the skeletal system. This aids in the homeostasis of ______(hint: a specific element).

Question 19

If a person becomes overheated and dehydrated during exercise, this is called ______.

Question 20

One of the greatest potential benefits of using next-generation fitness trackers is to move away from diagnostic analysis to ______ analysis.

Question 21

Which of the following could be monitored with a smartwatch?

A) tracking an unborn baby's heart rate
B) tracking how many calories are burned
C) tracking blood glucose levels
D) tracking blood pressure

Question 22

Who was the first person to introduce a type of fitness tracker in the United States?

A) Thomas Jefferson
B) George Washington
C) Benjamin Franklin
D) Nikola Tesla

Question 23

On the underside of the Fitbit smartwatch, there are two green lights that blink when the watch is moved. What are these green lights designed to measure?

A) your rate of blood flow
B) the movement of your extremities
C) your number of steps on a horizontal service
D) your number of steps on a vertical service

Question 24

The Fitbit smartwatch detects movement through the use of an accelerometer. It differs from earlier designed accelerometers because it tracks linear movement around

A) one axis.
B) two axes.
C) three axes.
D) four axes.

Question 25

Which element of a Fitbit smartwatch detects the vertical movement of climbing stairs?

A) barometer
B) photoplethysmography
C) accelerometer
D) PurePulse

Question 26

Which two sensors of a Fitbit smartwatch determine sleep patterns?

A) PurePulse and SmartTrack
B) PurePulse and barometer
C) barometer and SmartTrack

Question 27

Which element of a Fitbit smartwatch converts distance traveled to the number of steps taken?

A) barometer
B) photoplethysmography
C) accelerometer
D) PurePulse

Question 28

Photoplethysmography detects the flow of blood through the ______ in the wrist.

A) veins
B) arteries
C) capillaries
D) All the answer choices are correct.

Question 29

The accelerometer sensor determines three points of movement. Which point would detect steps climbed?

A) forward
B) lateral
C) vertical

Question 30

There are many aspects of a person's physiology that can be collected by a fitness tracker. If a person's resting heart rate is above 90, what could this indicate?

A) The person has a healthy resting heart rate.
B) The person should seek medical attention because this could indicate the presence of a heart condition.
C) The person has a healthy cardiovascular system.
D) The person has a normal resting heart rate and a healthy cardiovascular system.

Question 31

The Fitbit smartwatch determines the quality of sleep related to the major categories of sleep. Which of these are used to determine the quality of sleep, also known as the sleep score?

A) the amount of time slept
B) the amount of time spent in deep sleep
C) the amount of movement during sleep
D) All three of these are used to determine the sleep score.

Question 32

There are three stages of sleep. Which stage corresponds with most dreaming?

A) light
B) deep
C) REM

Question 33

Which of the following is(are) collected by a smartwatch to calculate the number of calories burned?

A) age
B) gender
C) heart rate
D) All of these are recorded to accurately track calories burned.

Question 34

A Calorie is the amount of energy needed to raise _______ grams of water _______ degree Celsius at sea level.

A) 1,000; 1
B) 100; 1
C) 1; 1,000
D) 1; 100

Question 35

The information obtained from a fitness tracker relates to a person's health. Which of the following influences all other measurements obtained by the tracker?

A) heart rate
B) water intake
C) calories burned
D) sleep pattern

Question 36

Which of the following is caused by elevated blood pressure and can lead to damage to the blood vessels of the heart, enlargement of the heart muscles, and possibly heart failure?

A) hypertensive heart disease
B) coronary artery disease
C) angina
D) arrhythmias

Question 37

As person ages, their target heart rate

A) decreases.
B) increases.
C) remains the same.

Question 38

The recommended exercise time for young adults and children is

A) 60 minutes per day.
B) 2 hours per week.
C) 5 hours per week.
D) 2 hours per day.

Question 39

Studies have shown that inadequate sleep increases a person's risk of developing

A) type 2 diabetes.
B) mental health issues.
C) heart disease.
D) the risk of developing all of these is associated with inadequate sleep.

Question 40

When assessing the input of food and water, which of the following is the MOST detrimental to our health?

A) excess food consumption and lack of water
B) excess consumption of food and water
C) lack of consumption of food and an increase in water consumption

Question 41

What is the main role of water in the body?

A) transport nutrients and wastes
B) regulate breathing rate
C) control hormones
D) stimulate the nervous system

Question 42

In which of the following BMI ranges would you place a person of healthy weight?

A) <18.5
B) 18.5 to 24.9
C) 25 to 29.9
D) 29.9 to 39.9

Question 43

Which of the following is not a fundamental characteristic of life?

A) contain DNA
B) growth and development
C) metabolic activity
D) respond to stimuli

Question 44

A collection of organs and tissues that work together to perform a general function is called a(n)

A) organ system.
B) body.
C) eukaroyotic cell.
D) multicellular organism.

Question 45

Which of the following can function as an individual unit, but when combined can form complex structures?

A) cells
B) tissues
C) organs
D) organ systems

Question 46

Of the following, which one includes all the others listed?

A) cells
B) tissue
C) organs
D) organ systems

Question 47

Which organ system's role is to protect the exterior of the body?

A) integumentary
B) lymphatic
C) endocrine
D) muscular

Question 48

There are multiple organ systems involved in maintaining homeostasis. Which organ system is considered the control center of homeostasis?

A) nervous system
B) cardiovascular system
C) respiratory system
D) urinary system

Question 49

Which of the following is controlled by a negative feedback mechanism in the body?

A) temperature
B) pH
C) blood glucose levels
D) All of these are regulated through negative feedback mechanisms to maintain homeostasis.

Question 50

Thinking about a negative feedback system, the ______ is the condition being measured and the ______ is the target of the actions of the control center.

A) stimulus; effect
B) stimulus; sensor
C) effect; sensor
D) sensor; stimulus

Question 51

In maintaining body temperature, the ______ is the part of the brain that detects the increase in body temperature.

A) hypothalamus
B) hippocampus
C) cerebrum
D) medulla

Question 52

Which of the following organ systems is(are) involved in regulating blood glucose levels?

A) digestive system
B) cardiovascular system
C) urinary system
D) respiratory system
E) All of these systems are involved in maintaining a stable blood glucose level.

Question 53

There are two different paths for blood to travel throughout the body. The ______ circuit carries blood to and away from organ systems, and the ______ circuit carries blood to and from the lungs.

A) systemic; pulmonary
B) pulmonary; systemic

Question 54

What blood vessel brings blood that is high in CO₂ to the heart?

A) vena cava
B) pulmonary vein
C) aorta
D) pulmonary artery

Question 55

The respiratory system plays a major role in homeostasis by regulating

A) gas exchange between the internal body and the external environment.
B) oxygen delivery to tissues of the body.
C) blood glucose levels.
D) the excretion of fluids.

Question 56

Air enters the lungs when the diaphragm moves

A) down and pressure in the lungs decreases.
B) down and pressure in the lungs increases.
C) up and pressure in the lungs decreases.
D) up and pressure in the lungs increases.

Question 57

In homeostasis, which organ system's central role is to process nutrients for cells, tissues, and organs?

A) digestive system
B) respiratory system
C) immune system
D) urinary system

Question 58

Which of the following digestive system organs produces digestive enzymes, and produces insulin and glucagon to regulate blood sugar?

A) pancreas
B) gallbladder
C) liver
D) small intestines

Question 59

Which of the following digestive system organs stores bile that is used in the small intestines?

A) pancreas
B) gallbladder
C) liver
D) stomach

Question 60

The digestion of proteins is facilitated by pepsin produced in the ______, and trypsin produced in the ______.

A) mouth; stomach
B) stomach; small intestines
C) small intestines; large intestines
D) mouth; large intestines

Question 61

In homeostasis, which organ system's central role is to remove liquid wastes and detoxification of chemicals?

A) digestive system
B) respiratory system
C) immune system
D) urinary system

Question 62

The role of the ______ is the filter the blood of wastes and chemicals.

A) bladder
B) kidney
C) ureter
D) urethra

Question 63

The ______ take information and send it to the ______, where it is integrated and processed.

A) sensory neurons; interneurons
B) interneurons; motor neurons
C) motor neurons; interneurons
D) sensory neurons; motor neurons

Question 64

If a person was having difficulty with maintaining an upright position, which type of sensory receptor may have been affected?

A) mechanoreceptor
B) chemoreceptor
C) nociceptor
D) photoreceptor

Question 65

In males, which of the following would be produced by the testis in the endocrine system?

A) testosterone
B) estrogen
C) progesterone
D) testosterone and estrogen

Question 66

Hormones are classified as either steroid or peptide hormones. Which of the following explains the differences between the two classes?

A) Steroid hormones are lipid based and pass through the membrane; peptide hormones are protein based and bind to cell surface receptors.
B) Steroid hormones are protein based and pass through the membrane; peptide hormones are steroid based and bind to cell surface receptors.
C) Steroid hormones are lipid based and bind to cell surface receptors; peptide hormones are protein based and pass through the membrane.
D) There are no major differences. Steroid and peptide hormones are both protein based and pass through the membrane.

Question 67

The skeletal system

A) aids in movement.
B) protects vital organs.
C) stores calcium.
D) All of the answer choices are correct.

Question 68

The muscular system works with the skeletal system for movement. It also plays a role in

A) maintaining body temperature.
B) regulating blood flow.
C) maintaining body temperature and regulating blood flow.
D) regulating calcium and blood flow.

Question 69

During skeletal muscle contractions, which part of the muscle shortens?

A) sarcomere
B) actin myofilament
C) myosin myofilament
D) Z line

Question 70

As a person increases in exercise, their heart muscle gets stronger. This will be reflected by a(n)

A) decrease in resting heart rate.
B) increase in resting heart rate.

Question 71

In a blood pressure reading of 119/78, which number would represent the pressure in the arteries during the time the ventricles are relaxed?

A) 119
B) 78
C) 1.52
D) 41

Question 72

Four people work out daily and compare their heart fitness scores from their Fitbit device. Based on their resting bpm, which person has the healthiest respiratory system? The person with ______ bpm.

A) 98
B) 125
C) 80
D) 60

Question 73

On average, a person with heart disease loses ______ years of their life.

A) 4
B) 16
C) 30
D) 10

Question 74

Which two brain waves are associated with deep sleep that allow the brain to undergo maintenance and renewal?

A) alpha and beta
B) alpha and theta
C) theta and delta
D) beta and delta

Question 75

If an adult consistently has less than 7 hours of sleep a night, they may experience

A) memory issues.
B) mood changes.
C) a lack of coordination.
D) All of the answer choices are correct.

Question 76

Delta waves are the strongest during deep sleep. These waves are important for brain health because they encourage the movement of cerebrospinal fluid around the brain to

A) remove metabolic waste around neurons.
B) generate new growth of neurons.
C) increase the movement of stimuli along the axon of the neurons.
D) regulate hormonal secretion of the hypothalamus.

Question 77

In ______ sleep, the body resets it metabolism, and in ______ sleep, the body undergoes maintenance of body structures.

A) deep; light
B) light, deep

Question 78

If a person increases their exercise by 150 minutes per week, they would expect to experience a(n)

A) increased amount of deep sleep time.
B) increased amount of light sleep time.
C) decrease in overall sleep time.

Question 79

Which of the following drugs would cause a person to experience more time spent in light sleep and reduce deep sleep?

A) alcohol
B) diphenhydramine
C) melatonin
D) CBD oil

Question 80

Which of the following is a stimulant and would cause a delay of drowsiness?

A) alcohol
B) caffeine
C) CBD oil
D) melatonin