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Pocket Prep Practice Exam
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Perguntas do quiz (98)
1During the Excitation-Contraction Coupling Phase of a muscle, calcium ions are released so that they can bind to ______, a protein located at regular intervals along the actin filament.
- AMyosin
- BTroponin
- CTropomyosin
2An 18-year-old, 120lb female collegiate cross country skier has the following average energy intake: 500 grams of carbs, 25 grams of protein and 50 grams of fat. What nutritional guideline should be recommended?
- AIncrease fat intake
- BIncrease carb intake
- CIncrease protein intake
3When you move a muscle, neurons in your brain fire to recruit motor units. When a motor unit is activated by a neuron, every muscle fiber in that motor unit fully contracts because:
- Athe principle of total recruitment
- Bthe all-or-none law
- CMoore’s law
4If I know I’m going to participate in some training, when should I consume some liquid and how much should I consume to ensure I am both hydrated and have adequate time to lose any excess?
- A2 hours – 1 pint
- B1 hour – 1 pint
- C30min – 1pint
5You have an athlete who wants to add 16lbs to his frame over 8 weeks. How many extra calories should he consume over the course of a week? Assume all of the weight will be lean tissue.
- A7000
- B5000
- C3000
6Usain Bolt has decided to work towards breaking the 400m record, and is interval training 400m repeats. His 400m personal best is ~46 seconds, but for answering this question assume the exercise duration is 1 minute. What should his rest interval be?
- A1 minute
- B2 minutes
- C3 minutes
7During a baseball pitch, which of the following muscles is involved in the concentric action of shoulder internal rotation?
- AInfraspinatus
- BTeres Minor
- CSubscapularis
8During a maximal inhalation and gas exchange, where is the highest partial pressure of oxygen?
- ALungs
- BRightventricle
- CPulmonary Valve
9What is the most important, followed by the second most important factor in determining what type of fuel your body burns during exercise?
- Aexercise intensity, exercise duration
- Bexercise mode, exercise duration
- Cexercise duration, exercise intensity
10Which of the following muscles does not contribute to the strongest muscle group used during the initial portion of the swing phase of running
- ASartorius
- BIliacus
- CPsoas Major
11Which of the following guidelines is not appropriate for providing fluid for athletes during activity?
- AWhen the athletes are thirsty?
- BEnsure the beverages are cold
- CProvide approximately six ounces every fifteen minutes
12An athlete is performing maximum intensity exercise, which of the following energy pathways will contribute the most to ATP production?
- AAnaerobic glycolysis
- BOxidization of fats and proteins
- COxidization of carbs
13When estimating the recommended protein intake of any individual, which two factors must be considered?
- ANegative caloric balance and the biological value of the protein
- BCaloric intake and the biological value of the protein
- CCaloric intake and the intensity of the sport
14An athlete is having some issues with body weight management and reaching his desired body composition. Which of the following factors could be contributing to these issues?
- AInfrequent meals and a large meal at the end of the day
- BFrequent meals throughout the day and a small meal at the end of the day
- CFrequent meals and maintaining hydration levels
15During training, anaerobic athletes should consume how many grams of carbs per kg of body weight?
- A8-10g/kg/day
- B5-6g/kg/day
- C2-4g/kg/day
16What is the difference between essential and non essential amino acids?
- ANon-essential amino acids are synthesized within the body, and essential amino acids are from foods.
- BBoth essential and non essential amino acids are synthesized within the body
- CNon-essential amino acids are from foods, and essentials amino acids are synthesized within the body
17Which of the following are organic substances that cannot be synthesized by the body but are needed to perform certain metabolic functions?
- AMinerals
- BVitamins
- CCarbs
18How many grams of protein per kg of body weight should strength athletes consume?
- A1.7g/kg/day
- B1.2g/kg/day
- C0.8g/kg/day
19Which vitamin can help decrease delayed onset muscle soreness when consumed adequately?
- AVitamin E
- BVitamin C
- CVitamin K
20An athlete is performing steady state exercise that has crossed the lactate threshold, what type of muscle fiber's use increases after this point?
- Alarge
- Bsmall
- Cslow twitch
21The classification of foods by how high and for how long they raise blood glucose levels is accomplished through the use of what measurement?
- AMaximal oxygen uptake
- BMETs
- CGlycemic index or GI
22The diagnostic criteria for what condition includes recurrent binge eating, engagement in either self induced vomiting, misuse of laxative, diurectics, or enemas, rigorous dieting or fasting or excessive exercise?
- AAnorexia nervosa
- BBulimia nervosa
- CPoor eating habits
23Under what conditions should a strength and conditioning professional be cautious about excessively high intakes of protein?
- AWhen athlete is experiencing impaired renal function
- BBoth of these are correct
- CWhen the athlete's calcium intake is low
24What is the recommended daily intake of carbs for an endurance athlete who takes in 2000 calories per day?
- A450 grams
- B300 grams
- C200 grams
25For an athlete looking to gain one to two pounds per week, how many calories per day must they consume above their current caloric intake.
- A350 to 700 kcal
- B500 to 1000 kcal
- C1000 to 2000 kcal
26Which of the following is considered a high quality protein?
- AYogurt
- BKale
- CRice
27A female amenorrheic athlete is a vegetarian who dislikes supplements and dairy foods. Which of the following foods should she be consuming?
- ADark leafy vegetables, broccoli and soybeans
- BPotatoes, rice and pasta
- CLentils, pulses and carrots
28An athlete is likely to collapse when as little as which percentage of the body's water is lost.
- A0.07
- B0.05
- C0.10
29An athlete increase the risk of inadequate protein, iron, zinc and vitamin B when __________ is eliminated from the diet.
- AMilk and dairy
- BGrains
- CMeats
30Which of the following is not included in the dietary goals of most athletes?
- AMaximizing performance
- BObtaining optimal body compisition
- CMaintaining the lowest possible body mass index
31Which of the following must occur in order to increase muscle mass and bodyweight?
- AMore protein consumed
- BPositive caloric balance
- CNegative caloric balance
32When as aerobic athlete is forced to begin to use protein as an energy source, how would their caloric balance be described?
- APositive
- BNegative
- CRegenerative
33What function does an increased protein consumption serve in endurance athletes?
- ATissue repair and the use of branched-chain amino acids for auxiliary fuel
- BTissue and positive nitrogen balance maintenance
- CThe gluconeogenesis of body fat
34When testing body composition, what is the desired percent body fat range for a 21 year old female skier?
- A6-19%
- B8-15%
- C10-20%
35Which of the following ergogenic aids does not result in increased protein synthesis?
- ABranched chain amino acids
- BTestosterone
- CCreatine
36Which of the following statements about MyPyramid is false?
- AMyPyramid shows both the recommended types and amounts of foods to be included in one's daily diet.
- BThe food groups displayed in MyPyramid include grains, vegetables, fruits, milk, meat and oils.
- CMyPyramid does not include any of the food groups from the USDA's original Food Guide Pyramid
37What is the goal of consuming fluid before beginning exercise?
- ATo avoid dehydration during exercise
- BTo replace lost fluid
- CTo rehydrate before the next training session
38When an endurance athlete injects erythropoietin, they will definitely achieve all of the following except which of the following benefits?
- AIncreased red blood cell count
- BIncrease hematocrit
- CIncreased oxygen consumption
39Which of the following is the most common monosaccharide and the primary energy substrate for cells?
- AGlucose
- BFructose
- CSucrose
40Dylan lost three pounds during his lacrosse game. How much water does he need to consume to replace the fluids that he lost?
- A3 liters
- B2 pints
- C1.5 liters
41A marathon runner requires a high amount of which of the following for optimal performance?
- ALiver glycogen
- BLiver fat stores
- Cmuscle ATP stores
42Which of the following hormones interacts with the cell membrane to elicit a change within the cell?
- ATestosterone
- BCortisol
- CGrowth Hormone
43Where is the muscle that flexes the elbow located?
- APosterior
- BThe top of the arm
- CAnterior
44Which quadriceps muscle is located closest to the midline of the body?
- AVastus lateralis
- BVastus intermedius
- CVastus medialis
45Which of the following muscles assists the deltoids in pressing a barbell over the head?
- ASupraspinatus
- BTeres Major
- CInfraspinatus
46The major muscle group used when performing leg extensions in compromised of how many specific muscles?
- A2
- B4
- C3
47During the pull-up, many muscles of the back assist the latissimus dorsi (primary mover). Which of the following muscles does not?
- ARhomboids
- BTeres major
- CErector Spinae
48A football athlete has been instructed to improve posterior chain strength to increase running speed and jump height. Their training program should include which of the following exercises?
- AGood Mornings
- BLeg Extension
- CLeg Raises
49How many joints are in the area where the deltoid muscles are located?
- A4
- B2
- C3
50When curling a dumbbell, the most muscular torque occurs when the elbow is flexed to which angle?
- A90 degrees
- B45 degrees
- C105 degrees
51The push up during running is immediately followed by which motion of the knee?
- AExtension
- BFlexion
- CAbduction
52The Romanian Deadlift is assisted by which of the following muscles?
- AHamstrings
- BErector spinae
- CQuadriceps
53During intense exercise, forcing air out of the lungs is performed by which muscle?
- AExternal intercostals
- BDiaphragm
- CInternal intercostals
54During a normal ECG, which of the following electrical occurrences is masked by the QRS complex?
- ARepolarization of the ventricles
- BRepolarization of the atria
- CDepolarization of the atria
55The muscle which is the primary plantar flexor and synergist of knee flexion has how many heads?
- A2
- B3
- C1
56When assessing athletes, which of the following can group body categories?
- ASomatotype
- BIsomatotype
- CBody Mass Index
57By increasing the angle of the bench press exercise, the emphasis of the primary mover is changes to which area of the muscle?
- AClavicular head
- BSternal head
- CPectoral head
58During the concentric phase of a leg curl, which of the following muscles acts as a synergist?
- AGastrocnemius
- BHamstrings
- CQuadriceps
59The primary joint of a cable triceps extension is what type of synovial joint?
- ABall and socker
- BPivot
- CHinge
60What is the role of the transverse abdominus during maximum effort squats?
- ATo increase intra-abdominal pressure
- BTo decrease intra-abdominal pressure
- CTo stabilize breathing during exercise
61Which of the following describes trunk flexion?
- AThe leg move away from the chest
- BThe chest moves towards the legs
- CThe back moves away from the chest
62A rowing athlete is training to increase knee extension strength which exercise should be added to their program?
- ALeg Curl
- BLunge
- CCalf Press
63Which joint action is occuring when the angle between the radius and humerus increases?
- AExtension
- BFlexion
- CAbduction
64During the dumbbell lateral raise exercise, what action are the arms performing?
- AAbduction
- BAdduction
- CRotation
65A high jumper is attempting to maximize her knee extensor strength. Which of the following muscles should she target in her training?
- ARectus Femoris
- BBicep Femoris
- CGastrocnemius
66During the knee extension movement in a squat, what pulls actin across itself?
- AThin filament
- BMyosin
- CTropomyosin
67The glenohumeral joint is known to perform movement in which anatomical plane(s)?
- ATransverse
- BFrontal
- CBoth of these
68The body is divided into right and left halves by which of the following?
- AThe midline
- BThe pole
- CThe centrifuge
69Which of the following can perform movement in all 3 planes of motion?
- AHip
- BWrist
- CKnee
70A basketball player lands heavily after grabbing a rebound. Which of the following connective tissue of the knee is necessary to absorb the shock of landing?
- ALigaments
- BTendons
- CMenisci
71Which of the following muscles is not involved with maintaining the stability of the should joint?
- AInfraspinatus
- BSupraspinatus
- CTeres Major
72By changing the angle of the bench press to a negative angle, the emphasis of the primary mover is changed to which area of the muscle?
- AClavicular head
- BPectoral head
- CSternal head
73The iliotibial band inserts just below which of the following joints?
- AKnee
- BHip
- CShoulder
74The muscle that is the antagonist to the biceps brachii during elbow flexion has how many heads?
- A2
- B1
- C3
75All three heads of the deltoid insert into which of the following?
- AHumerus
- BScapula
- CRibcage
76As a personal trainer, what advice would you offer your client if he requested a nutritional plan for weight loss?
- ACounsel the client and then prescribe a weight loss plan
- BProvide general recommendations, but refer the client to a registered dietitian if specific needs are requested.
- CConduct a nutrition assessment with the client
77What is the recommended carb intake for a strength and power athlete?
- A8-10 grams per kilogram of body weight
- B5-6 grams per kilogram of body weight
- C16-20 grams per kilogram of body weight
78Which of the following food is considered a complete protein?
- AEgg
- BKidney Beans
- CBroccoli
79Why must athletes be conscious of their sodium levels?
- ATo replace electrolytes, maintain a normal osmotic equilibrium and increase performance.
- BTo replace serum blood plasma, maintain a normal osmotic equilibrium and increase performance
- CTo replace phosphocreatine, improve muscle blood flow and increase performance.
80A nutritionist suspects that an athlete's diet is lacking in fiber. What are the consequences of this type of inadequate diet?
- ARespiratory disease, high blood pressure, breast cancer and leukemia.
- BHeart disease, stroke, cancer of the stomach and constipation
- CDiverticulitis, heart disease, cancer of the colon, constipation, and diabetes
81jane is a 25-years old endurance athlete. She consumes a strict vegetarian diet and does not take supplements. Which of the following supplements should Jane be taking for optimal running performance?
- AIron and riboflavin
- BIron and folic acid
- CIron and cobalamin (B12)
82Which of the following statements is false regarding the role of amino acids in the body?
- AIt interrupts fluid and electrolyte balance
- BIt aids in muscle hypertrophy
- CIt maintains fluid and electrolyte balance
83Which of the following are necessary for the formation of healthy cell membranes, the development and function of the brain and the nervous system and the production of hormones?
- ASaturated and polyunsaturated fats
- BLinoeic and linolenic acid
- CProtein, calcium and iron
84During knee flexion of the leg curl exercise, which of the following structures within a sarcomere of the biceps femoris decreases in length and eventually disappears?
- AZ line
- BA band
- CH zone
85A dumbbell biceps curl and a barbell deadlift are examples of which two categories of the kinetic chain?
- AAnterior and Posterior
- BOpen and Closed
- CMaximum and Minimum
86Which of the following knee extensor muscles is responsible for the last few degree of the movement?
- ARectus femoris
- BVastus medialis
- CVastus intermedius
87An exercise that involves which action will target the muscles on the back of the thighs?
- AKnee flexion
- BPlantar flexion
- CKnee Extension
88During the back squat, what concentric muscle action do the quadriceps perform?
- AFlexion
- BExtension
- CAbduction
89Which type of training uses structural stress to elicit adaptations to the muscular system?
- ACardio training
- BWeight training
- CBalance training
90When a muscle contraction occurs, which connective tissue within the muscle pulls directly on the tendon
- ABoth of these
- BPerimysium
- CEndomysium
91An athlete is performing repeated sprints. In which of the following areas of the circulatory system will the concentration of carbon dioxide be the highest?
- AInferior vena cava
- BPulmonary vein
- CAorta
92The biceps femoris contracts concentrically to produce which of the following movements of the knee?
- AFlexion
- BExtension
- CRotation
93Before the electrical signal of the heart travels from the atria to the ventricles, it is delayed in what region?
- AAV Node
- BSA Node
- CPurkinje Fibers
94When an athlete is jumping, in regards to the plantar flexion action of the ankle, which muscle plays the role of synergist?
- ASoleus
- BHamstirngs
- CGastrocnemius
95Blood doping can be accomplished through infusion of an individual's own red blood cells or those from someone else's, or through administration of
- AErythropoietin
- BInsulin
- CIGF-1
96Which chamber of the heart is responsible for pumping oxygenated blood throughout the body?
- ARight Ventricle
- BLeft Ventricle
- CLeft Atrium
97With the increase volume, the myocardial fibers becomes more than stretched than at rest, resulting in a more forceful contraction and an increase in force of systolic ejection and greater cardiac emptying. This principle is called.
- AFranks-Starling mechansim
- BCardiac Output
- CMaximal Oxygen Uptake
98This term refers to a period of life before the development of secondary sex characteristics.
- APreadolescence
- BPuberty
- CPeak height velocity
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- These questions are from practice exams I've found.
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- grayere
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