SSection 3 Practice Test Flashcards

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1
Q

How much fluid is recommended for rehydration after an intense training session or event?

A

1.25 times the amount of body weight lost during the activity

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2
Q

What type of muscle action would expend the highest amount of energy at a fixed resistance level over a comparable duration?

A

Concentric

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3
Q

A client asks you how she could lose fat as quickly as possible for a beach vacation next weekend. Which of the following is the best way to respond to her question?

A

Explain that fat loss takes time and is best achieved with a moderate calorie deficit sustained over a period of time. Rapid weight loss usually results in loss of water weight and lean muscle mass, and it is not advisable.

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4
Q

The difference between the end-diastolic and end-systolic volumes is referred to as what?

A

Stroke volume

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5
Q

What percentage of alpha-linolenic acid (ALA) converts to a biologically available form called eicosapentaenoic acid (EPA)?

A

About 5-15%

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6
Q

What term is used to describe muscle tension that is created without a change in muscle length and no visible movement of the joint?

A

Isometric

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7
Q

Which type of training would most likely lead to increased levels of testosterone, insulin-like growth factors, and growth hormone?

A

Overload training that is of a high intensity with limited rest periods

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8
Q

What movement term is used to describe the concept of adducting the shoulder blades so that they become closer together?

A

Scapular retraction

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9
Q

What are two ways to best improve the timely passage of food through the intestinal tracts and prevent constipation?

A

Ensure adequate water intake, and engage in an exercise program that is inclusive of both aerobic and resistance training

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10
Q

What are the three types of muscles in the body?

A

Skeletal, cardiac, and smooth

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11
Q

You read an article in a popular magazine explaining the weight-loss benefits of including a certain nutrient in your diet. What should you consider in deciding if this is credible nutrition information?

A

Is the information supported by research, and has it been reviewed by other qualified individuals?

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12
Q

Improved performance during a plyometric jump is dependent upon which of the following?

A

Rapid amortization phase

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13
Q

What is meant by the term tolerable upper limit (UL)?

A

The greatest quantity of a vitamin or mineral that may be consumed in a day without risk of an adverse health effect

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14
Q

A client who is training with you to improve his body composition states that he only sleeps 4 or 5 hours a night because he thinks that any more is a waste of time. How might you respond to him in view of his body composition goals?

A

Explain that adequate sleep is important in regulating hunger and satiety hormones, and that chronic sleep deprivation is detrimental for weight management

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15
Q

Which of the following effects of the cardiovascular system occurs during exercise?

A

Increased ventricular filling

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16
Q

Which of the following muscle groups work eccentrically in the sagittal plane during the lowering phase of the squat?

A

Quadriceps

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17
Q

In order to optimally load muscle during the eccentric phase, the fitness professional should recommend which of the following?

A

Lower the weight more slowly to increase time under tension

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18
Q

Which of the following statements would be accurate with regard to muscle force and velocity during a concentric contraction?

A

As the velocity of the muscle action increases, its ability to produce force decreases.

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19
Q

Which joints are most associated with human movement?

A

Synovial

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20
Q

What is the anatomical term that describes something positioned above an identified reference point?

A

Superior

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21
Q

What are the two components of a sarcomere?

A

Actin and myosin

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22
Q

Accumulating too much of a vitamin or mineral in the body may lead to what?

A

Toxicity

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23
Q

Which of the following hormones have an anabolic function and have been shown to increase up to 48 hours following resistance training?

A

Insulin-like growth factor (IGF)

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24
Q

Which endocrine gland serves as a communication channel between the brain and pituitary gland?

A

Hypothalamus

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25
Q

Which of the following muscle groups work both eccentrically and concentrically in the sagittal plane during a squat?

A

Quadriceps

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26
Q

One of the two interdependent divisions of the nervous system is the central nervous system. What is the second division?

A

Peripheral nervous system

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27
Q

How does taking “high” doses of vitamin C impact health?

A

More is not always better. In some cases, increasing the dosage does not come with many adverse effects, but it also does not increase health benefits. An increased dose of Vitamin C over 1 g reduces absorption.

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28
Q

How would age and overall health affect testosterone levels among men?

A

A reduction in testosterone levels occurs with age, and overall health may affect the degree of change.

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29
Q

What does the electron transport chain (ETC) do?

A

The ETC uses a hydrogen gradient to create ATP.

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30
Q

Which of the following is true of protein shakes?

A

They are convenient options for increasing protein intake.

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31
Q

What measurement is dependent upon the length of the lever arm and the angle between the force application and the lever arm?

A

Torque

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32
Q

Pronation of the foot describes what multiplanar movements?

A

Eversion, dorsiflexion, and ankle abduction

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33
Q

Which characteristic is exhibited by type I muscle fibers?

A

Slow to fatigue

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34
Q

Where in the digestive system are most fluids absorbed?

A

Small intestine

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35
Q

Which of the following nutrition topics are within the scope of practice for a Certified Personal Trainer?

A

General guidance on the importance of nutrition for health and performance

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36
Q

What types of foods provide all the essential amino acids?

A

Animal proteins

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37
Q

What best describes an essential amino acid?

A

An amino acid that must be obtained via diet, as it is not produced by the body

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38
Q

What type of muscle action would expend the highest amount of energy at a fixed resistance level over a comparable duration?

A

Concentric

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39
Q

What is cardiac output?

A

The volume of blood pumped by the heart per minute

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40
Q

What is acidosis in muscle?

A

A decrease in pH, which can lead to feelings of fatigue

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41
Q

What area of the chest contains the heart?

A

Mediastinum

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42
Q

Which vitamin is the most transient?

A

Vitamin c

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43
Q

What is the acceptable macronutrient distribution range (AMDR) for fat in the diet?

A

20 to 35% of total calories

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44
Q

The most well-known and well-researched effect of omega-3 fats relates to which of the following?

A

Heart health

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45
Q

What is the primary purpose of the peripheral nervous system?

A

To connect the central nervous system to the rest of the body

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46
Q

Which governmental agency regulates dietary supplements in Australia?

A

Therapeutic Goods Administration (TGA)

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47
Q

What activity is especially beneficial for combating the loss of muscle mass, power, and strength for aging adults?

A

Resistance training

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48
Q

Why is nonexercise activity thermogenesis (NEAT) important?

A

NEAT can be protective against obesity.

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49
Q

During a squat, the lowering phase would be described as what type of muscle action?

A

Eccentric

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50
Q

Humans can learn new things at any stage of life, due to which process that causes the brain to reform neural pathways?

A

Neuroplasticity

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51
Q

How many B vitamins are there?

A

8

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52
Q

The upper trapezius works with what muscle as a force couple to create upward rotation of the scapula?

A

Serratus anterior

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53
Q

Which two electrolytes are most commonly supplemented by athletes to replace those lost in sweat?

A

Sodium and potassium

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54
Q

Which organization must approve a supplement prior to it being sold?

A

Supplements do not require approval prior to sale.

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55
Q

What is explained by the sliding filament theory?

A

The shortening of a sarcomere to produce a muscle contraction

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56
Q

Which substrate provides nearly all the energy for activity at and above VT2?

A

Glucose

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57
Q

What are the fat-soluble vitamins?

A

A, D, E, and K

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58
Q

What is the resting metabolic rate (RMR)?

A

RMR is the number of calories that the body uses at rest to function.

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59
Q

Which subsystem is responsible for providing both frontal plane mobility and stabilization of the lumbo-pelvic-hip complex?

A

Lateral subsystem

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60
Q

What anatomical heart structure is referred to as “the pacemaker of the heart”?

A

Sinoatrial node

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61
Q

A client asks you to provide her with a meal plan specifying how many calories and grams of protein, carbohydrates, and fat she should eat for weight loss. What is the best way to respond to her request to stay within scope of practice?

A

Explain that providing specific nutrient recommendations is outside your scope of practice, and then refer the client to a registered dietitian or licensed nutritionist for nutrition counseling.

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62
Q

Which heart chamber gathers oxygenated blood coming to the heart from the lungs?

A

Left atrium

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63
Q

Which of the following examples describes a muscle that is functioning as an antagonist?

A

The biceps brachii being active during elbow extension

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64
Q

What is the ventilatory threshold 2 (VT2)?

A

The point at which the body shifts almost entirely to using carbohydrates for fuel

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65
Q

Which of the following statements is true about proprietary blends?

A

Proprietary blends should typically be avoided, as the precise amount of each ingredient is not disclosed.

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66
Q

Which of the following best describes the role of micronutrients in the body?

A

They regulate various metabolic processes, including energy metabolism.

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67
Q

Compared to water-soluble vitamins, which of the following is true about fat-soluble vitamins?

A

Fat-soluble vitamins take longer to accumulate in and deplete from the body.

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68
Q

What are the three macronutrients?

A

Protein, carbohydrates, and lipids

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69
Q

Food in the stomach is processed and then passes into what anatomical structure?

A

Duodenum of the small intestine

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70
Q

What is excess postexercise oxygen consumption (EPOC)?

A

EPOC is the increase in aerobic metabolism above baseline that occurs for a period after exercise.

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71
Q

What is the optimal amount of protein per meal for muscle protein synthesis?

A

20 to 40 g

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72
Q

In which of the following pairs are both foods considered to be allergens?

A

Dairy and shellfish

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73
Q

Which substrate provides nearly all the energy for activity at and above VT2?

A

Glucose

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74
Q

Which heart chamber receives deoxygenated blood and pumps it to the lungs?

A

Right ventricle

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75
Q

What is the ventilatory threshold 1 (VT1)?

A

The point at which the body switches to using carbohydrates to provide at least half the fuel for exercise

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76
Q

Which of the following is the best source for reviewing information about dietary supplements?

A

PubMed

77
Q

What is end-systolic volume?

A

The amount of blood remaining in the ventricle after contraction

78
Q

Which of the following hydration options would be most appropriate for exercise lasting over 90 minutes, or shorter-duration exercise in warm temperatures with heavy perspiration?

A

Sports drink or electrolyte tablets mixed with water

79
Q

Which heart chamber gathers deoxygenated blood returning to the heart from the superior and inferior vena cava veins?

A

Right atrium

80
Q

The process of diffusion of oxygen and carbon dioxide gases in and out of the bloodstream occurs in what structure or structures?

A

Alveolar sacs

81
Q

What is the bone type of the clavicle, radius, and ulna?

A

Long

82
Q

What are the three branched chain amino acids (BCAAs)?

A

Valine, leucine, and isoleucine

83
Q

Which of the following components of total daily energy expenditure (TDEE) is responsible for the most energy expenditure throughout the day?

A

Resting metabolic rate (RMR)

84
Q

What is the concept used to describe the action of muscles that have the ability to contract automatically in anticipation of movement?

A

Feed-forward

85
Q

What is end-diastolic volume?

A

The amount of blood in the ventricle before contraction

86
Q

How many calories are in 1 pound of body fat?

A

About 3,500

87
Q

Which of the following hormones, if increased at baseline, may be indicative of overtraining?

A

Cortisol

88
Q

Which system supplies neural input to organs that run the involuntary processes of the body?

A

Autonomic nervous system

89
Q

Catecholamines are responsible for which of the following actions?

A

Increased lipolysis

90
Q

When a client’s heart rate is raised during cardio activities, this is being caused by which system?

A

Sympathetic nervous system

91
Q

Food is composed of which three compounds?

A

Carbohydrates, fats, and proteins

92
Q

Omega-3 fatty acids do not include which of the following fatty acids?

A

Palmitic acid

93
Q

Inadequate hydration and mild dehydration can have several negative effects on athletic performance, including which of the following?

A

Decreased blood flow

94
Q

What training tip would enhance the benefits of resistance training by helping increase growth hormone, testosterone, and epinephrine?

A

Slowing down the speed of contractions during the eccentric and concentric phases

95
Q

Which joint has the simplest movement, moving either back and forth or side to side?

A

Nonaxial

96
Q

What is the most accurate description of motor control

A

The ability to initiate and correct purposeful controlled movements

97
Q

What are the two categories of bone markings?

A

Depressions and processes

98
Q

Which governmental agency regulates dietary supplements in the United Kingdom?

A

European Food Safety Authority (EFSA)

99
Q

What is the fibrous tissue that connects bone to bone?

A

Ligament

100
Q

The B vitamins have a primary role in what?

A

Macronutrient metabolism

101
Q

During short, high-intensity exercise, what is the primary fuel source for the body?

A

Carbohydrates

102
Q

Which term describes the movement of bones, such as flexion and extension?

A

Osteokinematics

103
Q

What type of vessel is responsible for carrying blood back to the heart?

A

Veins

104
Q

What two factors define any form or type of exercise?

A

Intensity and duration

105
Q

What is stroke volume?

A

The amount of blood pumped out of the heart with each contraction

106
Q

What are the end products of the electron transport chain?

A

ATP and water

107
Q

Which of the following benefits may occur as a result of exercises that comprise only eccentric muscle actions that are appropriately loaded?

A

Increased anabolic hormone stimulation

108
Q

What is a normal respiratory rate for an adult during rest?

A

15 breaths per minute

109
Q

Which of the following solutions would allow an individual to achieve a greater depth during the lowering phase of the squat if ankle stiffness is the cause?

A

Place a small board under the heels

110
Q

What is the scientific term that describes the nervous system’s role in the contract/relax relationship between agonists and antagonists?

A

Reciprocal inhibition

111
Q

What is bioenergetics?

A

The study of the ways in which food is turned into energy

112
Q

Performing a biceps curl with a dumbbell in the hand is an example of which type of lever?

A

Third class

113
Q

Apart from energy intake and physical activity, which of the following factors also influence weight management?

A

Hormones and medications

114
Q

What are the three micronutrients?

A

Vitamins, minerals, and phytonutrients

115
Q

During normal walking, the pelvis rotates in what plane to facilitate the necessary momentum for the swing phase?

A

Transverse

116
Q

When a person loses body weight, what is the only way that mass is lost?

A

As exhaled carbon dioxide

117
Q

What is a primary difference between a food label and a supplement label?

A

supplement label only needs to list what is present, not specific amounts.

118
Q

If pyruvate is being created via glycolysis faster than oxygen can be delivered to the muscle, what will happen to the pyruvate?

A

The pyruvate will be converted to lactate.

119
Q

Which of the following statements would be accurate with regard to muscle force and velocity during an eccentric muscle action?

A

As the contraction velocity increases the ability to develop force also increases.

120
Q

Which of the following effects may occur if the amortization phase of a plyometric exercise is prolonged?

A

Stored energy will dissipate, and the unloading phase will be less powerful.

121
Q

What is a characteristic of a type II muscle fiber?

A

Short-term contractions

122
Q

What does the first law of thermodynamics state?

A

Energy can neither be created nor destroyed

123
Q

What is a characteristic of a type I muscle fiber?

A

Less force production

124
Q

Which of the following is true regarding steroids and other banned substances?

A

They should never be recommended to clients, as they pose undue risk and are often illegal.

125
Q

What types of foods contain carbohydrates?

A

Plant foods and dairy

126
Q

What is glycogen?

A

The storage form of carbohydrate in animals and humans

127
Q

Which of the following exercises would be most likely to contribute to an acute increase in testosterone levels?

A

Back squat

128
Q

What is the term for the chemical messengers that cross the synapse between the neuron and muscle and assist with nerve transmission?

A

Neurotransmitters

129
Q

A client looking to add muscle and bulk over the next few months asks for advice on how to consume extra calories. Which of the following would be the most appropriate advice, while remaining within scope of practice?

A

Suggest she increase meal frequency and portion sizes at meals.

130
Q

What type of muscle action would expend the highest amount of energy at a fixed resistance level over a comparable duration?

A

Concentric

131
Q

Which substrate provides nearly all the energy for activity at and above VT2?

A

Glucose

132
Q

Vitamin C has a role in which of these functions?

A

Collagen synthesis and immunity

133
Q

Overactive hip flexors may lead to which of the following postural compensations?

A

Anterior tilting of the pelvis and an increased low-back arch

134
Q

What is the anatomical term that describes something positioned on the opposite side of the body?

A

Contralateral

135
Q

Performing a biceps curl with a dumbbell in the hand is an example of which type of lever?

A

Third class

136
Q

What is a primary difference between a food label and a supplement label?

A

A supplement label only needs to list what is present, not specific amounts.

137
Q

What is the process called that prepares fatty acid substrates to enter the citric acid cycle?

A

Beta-oxidation

138
Q

The posterior oblique system includes which of the following muscle groups?

A

Thoracolumbar fascia and contralateral gluteus maximus

139
Q

How can basal metabolic rate (BMR) best be defined?

A

The amount of energy required to maintain the body at rest

140
Q

What effect would sleep deprivation have on growth hormone and cortisol levels?

A

Inadequate sleep will decrease growth hormone and increase cortisol levels.

141
Q

Which vitamin has an increased risk of causing toxicity?

A

Vitamin A

142
Q

What is stroke volume?

A

The amount of blood pumped out of the heart with each contraction

143
Q

In which of the following pairs are both foods considered to be allergens?

A

Dairy and shellfish

144
Q

Which division of the skeleton is made up of the arms, legs, and pelvic girdle?
Lateral

A

Appendicular

145
Q

For what is vitamin D most important?

A

Bone health

146
Q

Before carbohydrates, fat, or protein can enter the citric acid cycle (CAC), they need to be converted to what common molecule?

A

Acetyl CoA

147
Q

Which system is comprised of the airways and lungs?

A

Respiratory

148
Q

Which type of joint includes the sutures of the skull?

A

Nonsynovial

149
Q

Which of the following is a ketone body?

A

Acetoacetic acid

150
Q

Calcium is often associated with bone health, but why is it also important for muscular function?

A

stimulates actin and myosin activity.

151
Q

What is the definition of energy balance?

A

When daily food intake is matched to energy needs

152
Q

Which of the following blood pressure values would be classified as normal according to the American Heart Association?

A

Systolic <120 and diastolic <80

153
Q

What is it called when a ligament is overstretched or torn?

A

A sprain

154
Q

What change would lead to an increase in cardiac output during exercise?

A

Increased heart rate

155
Q

What are the components of ATP?

A

Adenine, ribose, and three phosphate groups

156
Q

The cardiovascular and respiratory systems work together to remove what waste product?

A

Carbon dioxide

157
Q

Which of the macronutrients has the highest thermic effect of food (TEF)?

A

Protein

158
Q

Which of the following contributes the most to the total calories burned in a day?

A

Resting metabolic rate

159
Q

Which concept should be used to describe the functioning of the serratus anterior as it assists the anterior deltoid during shoulder flexion?

A

Synergist

160
Q

What term is used to describe the premise that increased ventricular filling improves contractile force of the heart as a result of greater stretch of cardiac fibers?

A

Frank Starling Law of the Heart

161
Q

Vitamin K supplements should be avoided by those taking which type of medication?

A

Anticoagulants (e.g., warfarin)

162
Q

What best describes the all-or-nothing principle?

A

motor unit will either contract maximally or not at all.

163
Q

What is the RDA for protein?

A

0.8 g/kg of body weight

164
Q

What type of input may provide a runner with a cue to contract the evertor muscles to avoid an inversion injury?

A

Proprioception

165
Q

What advice would enable a client to breathe properly?

A

Sit upright and slowly breathe in through your nose while allowing your stomach to expand.

166
Q

What breathing change occurs at the second ventilatory threshold (VT2)?

A

Expiration becomes more forceful.

167
Q

Which of the following is magnesium classified as?

A

Macromineral

168
Q

Which of the following is a potential benefit of omega-3 fatty acids?

A

Anti-inflammatory properties

169
Q

What mechanism is responsible for increasing the rate of heart conduction?

A

Activation of the sympathetic nervous system

170
Q

The anterior oblique subsystem includes which of the following muscle groups?

A

Adductor (inner) thigh muscles, obliques, and hip external rotators

171
Q

Ergogenic aids are typically consumed for what purpose?

A

To improve athletic performance and/or body composition

172
Q

What is the optimal amount of protein per meal for muscle protein synthesis?

A

20 to 40 g

173
Q

What is excess postexercise oxygen consumption (EPOC)?

A

EPOC is the increase in aerobic metabolism above baseline that occurs for a period after exercise.

174
Q

Before carbohydrates, fat, or protein can enter the citric acid cycle (CAC), they need to be converted to what common molecule?

A

Acetyl CoA

175
Q

What is the name of the specialized cell that is the functional unit of the nervous system?

A

Neuron

176
Q

Abnormal breathing may be associated with which of the following effects?

A

Shallow rapid breaths with use of the sternocleidomastoid

177
Q

A person walks differently when they move from a sidewalk onto the sand. This is regulated by what function?

A

Motor function

178
Q

During a squat, which muscle group isometrically contracts to prevent unnecessary thigh movement in the frontal plane?

A

Hip abductors

179
Q

What is the RDA for protein?

A

0.8 g/kg of body weight

180
Q

What is the purpose of the Current Good Manufacturing Practices?

A

To provide guidelines to help ensure quality and purity of products

181
Q

Which nutrient has the highest thermic effect?

A

Protein

182
Q

What is the high-energy compound used by the body to do work?

A

ATP

183
Q

Which vitamin is the most transient?

A

Vitamin C

184
Q

Which governmental agency regulates dietary supplements in the United Kingdom?

A

European Food Safety Authority (EFSA)

185
Q

What term is used to describe the premise that increased ventricular filling improves contractile force of the heart as a result of greater stretch of cardiac fibers?

A

Frank Starling Law of the Heart

186
Q

The upper trapezius works with what muscle as a force couple to create upward rotation of the scapula?

A

Serratus anterior

187
Q

What term is used to describe the concept of how the functioning of one body segment can impact other areas of the body?

A

Regional interdependence

188
Q

Which type of exercise accommodates effort whereby the harder the individual pushes or pulls, the more resistance they feel, despite the movement speed remaining constant?

A

Isokinetic