Practice Exam 3 (No detail to answer)

Descrição

These are from practice exams
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Quiz por grayere, atualizado more than 1 year ago
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Criado por grayere mais de 9 anos atrás
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Resumo de Recurso

Questão 1

Questão
All of the following sections of the sarcomere shorten during a concentric muscle action EXCEPT the
Responda
  • A-band
  • Distance between Z-lines
  • H-zone

Questão 2

Questão
The length-tension relationship of muscle is based on the following fact
Responda
  • As muscle lengthens, the tension changes and is highest at the middle length.
  • As muscle lengthens, the tension changes and is highest at the shortest length.
  • As muscle lengthens, the tension changes and is highest at the longest length.

Questão 3

Questão
This ion, stored in the sarcoplasmic reticulum, is released into the sarcoplasm to signal the beginning of the contraction process
Responda
  • calcium
  • potassium
  • hydrogen

Questão 4

Questão
Internal rotation of the hip takes place in this plane
Responda
  • transverse
  • frontal
  • sagittal

Questão 5

Questão
The joint involving the femur and tibia is an example of this type of joint
Responda
  • cartilaginous
  • fibrous
  • synovial

Questão 6

Questão
Josephine performs a biceps curl, lifting a weight from the extended arm position up to full flexion of the elbow. This movement provides an illustration of this type of lever system:
Responda
  • first-class
  • second-class
  • third-class

Questão 7

Questão
All else being equal, this type of muscle fiber arrangement will be associated with higher forces
Responda
  • bipennate
  • longitudinal
  • radiate

Questão 8

Questão
The primary substrate for a 50-meter sprint is
Responda
  • creatine phosphate
  • glucose
  • protein

Questão 9

Questão
The general recommendation for dietary fat is
Responda
  • 25% of total calories
  • 30% of total calories
  • 35% of total calories

Questão 10

Questão
At the beginning of aerobic exercise, before reaching steady state, an individual will be in this state
Responda
  • EPOC
  • lactate threshold
  • oxygen deficit

Questão 11

Questão
The hormone used illegally by some athletes to enhance red blood cell production in the body is
Responda
  • ephedrine
  • erythropoietin
  • growth hormone

Questão 12

Questão
Change question. Did with Marisa. In order to lose 10 pounds, an individual will have to have a deficit of this many TOTAL calories
Responda
  • 3,500 kilocalories
  • 35,000 kilocalories
  • 7,000 kilocalories

Questão 13

Questão
All of the following are examples of training adaptations for aerobic exercise EXCEPT
Responda
  • increased blood volume
  • increased capillary density
  • increased heart rate at a given rate of exercise

Questão 14

Questão
All of the following are signs of overtraining EXCEPT
Responda
  • increased maximal oxygen uptake
  • decreased muscle glycogen
  • increased muscle soreness

Questão 15

Questão
Which principle of training is based on the idea that one should target the sport-related energy pathways and muscle groups?
Responda
  • specificity
  • progression
  • overload

Questão 16

Questão
Adaptations in all of the following contribute to increases in VO2max with endurance training EXCEPT
Responda
  • heart rate
  • stroke volume
  • mitochondrial density

Questão 17

Questão
Sally spent her Spring break training in the heat in Florida. She pushed herself more than usual and refused to take off any days. On three days she doubled her workout by running her program in the morning and again in the evening. When she returned from break, she found that her resting heart rate was higher than normal. This increase in heart rate was likely due to this
Responda
  • overtraining syndrome
  • detraining
  • overload

Questão 18

Questão
Which of the following is the most effective type of exercise for optimizing sport-specific muscular strength for well-trained athletes?
Responda
  • core exercises
  • structural exercises
  • assistance exercises

Questão 19

Questão
This training goal requires the longest recovery time between sets:
Responda
  • muscular endurance
  • muscular hypertrophy
  • muscular strength and power

Questão 20

Questão
Which of the following is an approximate rest interval for a middle distance runner performing 800-meter (875-yd) running intervals in 2 minutes?
Responda
  • 2 minutes
  • 4 minutes
  • 6 minutes

Questão 21

Questão
165-pound (75-kg) athlete has an average daily intake of 450 grams of carbohydrate, 75 grams of protein, and 100 grams of fat. What percent of the total kilocalorie intake is carbohydrate?
Responda
  • 72
  • 60
  • 45

Questão 22

Questão
11a-pound (50-kg) marathon runner started her pre-race taper and chose to carbohydrate load prior to the race. Approximately how many grams of carbohydrates should she consume per day?
Responda
  • 100grams
  • 500grams
  • 880grams

Questão 23

Questão
6-foot, 2-inch (188 cm), 220-pound (100-kg) college football player desires to gain muscle weight. Which of the following should be his first nutritional priority if his current 3000 calories/day intake consists of 18% protein 
(1.4g/kg), 55% carbohydrate (4.1 g/kg), and 27% fat (0.9g/kg)?
Responda
  • increase calories 

  • increase protein
  • decrease fat

Questão 24

Questão
During a single aerobic exercise session, oxygen is delivered to the working muscles at an elevated rate due to an increase in
Responda
  • total blood hemoglobin
  • cardiac output.
  • blood glucose
  • plasma volume

Questão 25

Questão
Which of the following identifies the layer of connective tissue enveloping a single muscle fiber?
Responda
  • Endomysium
  • Perimysium
  • Epimysium

Questão 26

Questão
Which of the following lever classes has the fulcrum at one end and the effort is applied between the fulcrum and the load?
Responda
  • First Class
  • Second Class
  • Third Class

Questão 27

Questão
Which of the following shoulder movements and planes of action are associated with the upward movement phase of the side lateral shoulder raise exercise?
Responda
  • adduction/sagittal
  • adduction/frontal
  • abduction/frontal

Questão 28

Questão
How many amino acids must be found in your diet and cannot be manufactured by your own body?
Responda
  • 7
  • 9
  • 11

Questão 29

Questão
Which of the following is not a byproduct of protein breakdown?
Responda
  • Enzymes
  • Hydrogen
  • Nitrogen

Questão 30

Questão
An untrained college-aged athlete begins a resistance training program. After training for three weeks, her strength increases dramatically. Which of the following is the most influential factor responsible for this improvement?
Responda
  • improved neuromuscular efficiency
  • improved ratio of muscle to fat components
  • increased cross-sectional area of Type I fibers

Questão 31

Questão
What is the MINIMUM amount of carbohydrates that a 132-pound (60 kg) competitive Olympic triathlete should consume on a daily basis?
Responda
  • 480 grams
  • 960 grams
  • 1,920 grams

Questão 32

Questão
Which of the following causes the greatest increases in bone mineral density?
Responda
  • Axial loading
  • Open kinetic chain exercises
  • Single joint assistance exercises

Questão 33

Questão
A college American football player weighs 210 pounds and would like to increase his muscle mass and strength. He is currently consuming 2800 calories per day and that has allowed him to maintain his weight. If he wishes to gain 10 pounds in 8 weeks, about how many extra calories should he consume each day?For the purposes of this question assume all of the weight gain will be lean body mass.
Responda
  • 625
  • 575
  • 450
  • 375

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