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Practice Exam 3 (No detail to answer)

Questão 1 de 33

1

All of the following sections of the sarcomere shorten during a concentric muscle action EXCEPT the

Selecione uma das seguintes:

  • A-band

  • Distance between Z-lines

  • H-zone

Explicação

Questão 2 de 33

1

The length-tension relationship of muscle is based on the following fact

Selecione uma das seguintes:

  • 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.

Explicação

Questão 3 de 33

1

This ion, stored in the sarcoplasmic reticulum, is released into the sarcoplasm to signal the beginning of the contraction process

Selecione uma das seguintes:

  • calcium

  • potassium

  • hydrogen

Explicação

Questão 4 de 33

1

Internal rotation of the hip takes place in this plane

Selecione uma das seguintes:

  • transverse

  • frontal

  • sagittal

Explicação

Questão 5 de 33

1

The joint involving the femur and tibia is an example of this type of joint

Selecione uma das seguintes:

  • cartilaginous

  • fibrous

  • synovial

Explicação

Questão 6 de 33

1

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:

Selecione uma das seguintes:

  • first-class

  • second-class

  • third-class

Explicação

Questão 7 de 33

1

All else being equal, this type of muscle fiber arrangement will be associated with higher forces

Selecione uma das seguintes:

  • bipennate

  • longitudinal

  • radiate

Explicação

Questão 8 de 33

1

The primary substrate for a 50-meter sprint is

Selecione uma das seguintes:

  • creatine phosphate

  • glucose

  • protein

Explicação

Questão 9 de 33

1

The general recommendation for dietary fat is

Selecione uma das seguintes:

  • 25% of total calories

  • 30% of total calories

  • 35% of total calories

Explicação

Questão 10 de 33

1

At the beginning of aerobic exercise, before reaching steady state, an individual will be in this state

Selecione uma das seguintes:

  • EPOC

  • lactate threshold

  • oxygen deficit

Explicação

Questão 11 de 33

1

The hormone used illegally by some athletes to enhance red blood cell production in the body is

Selecione uma das seguintes:

  • ephedrine

  • erythropoietin

  • growth hormone

Explicação

Questão 12 de 33

1

Change question. Did with Marisa. In order to lose 10 pounds, an individual will have to have a deficit of this many TOTAL calories

Selecione uma das seguintes:

  • 3,500 kilocalories

  • 35,000 kilocalories

  • 7,000 kilocalories

Explicação

Questão 13 de 33

1

All of the following are examples of training adaptations for aerobic exercise EXCEPT

Selecione uma das seguintes:

  • increased blood volume

  • increased capillary density

  • increased heart rate at a given rate of exercise

Explicação

Questão 14 de 33

1

All of the following are signs of overtraining EXCEPT

Selecione uma das seguintes:

  • increased maximal oxygen uptake

  • decreased muscle glycogen

  • increased muscle soreness

Explicação

Questão 15 de 33

1

Which principle of training is based on the idea that one should target the sport-related energy pathways and muscle groups?

Selecione uma das seguintes:

  • specificity

  • progression

  • overload

Explicação

Questão 16 de 33

1

Adaptations in all of the following contribute to increases in VO2max with endurance training EXCEPT

Selecione uma das seguintes:

  • heart rate

  • stroke volume

  • mitochondrial density

Explicação

Questão 17 de 33

1

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

Selecione uma das seguintes:

  • overtraining syndrome

  • detraining

  • overload

Explicação

Questão 18 de 33

1

Which of the following is the most effective type of exercise for optimizing sport-specific muscular strength for well-trained athletes?

Selecione uma das seguintes:

  • core exercises

  • structural exercises

  • assistance exercises

Explicação

Questão 19 de 33

1

This training goal requires the longest recovery time between sets:

Selecione uma das seguintes:

  • muscular endurance

  • muscular hypertrophy

  • muscular strength and power

Explicação

Questão 20 de 33

1

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

Selecione uma das seguintes:

  • 2 minutes

  • 4 minutes

  • 6 minutes

Explicação

Questão 21 de 33

1

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?

Selecione uma das seguintes:

  • 72

  • 60

  • 45

Explicação

Questão 22 de 33

1

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?

Selecione uma das seguintes:

  • 100grams

  • 500grams

  • 880grams

Explicação

Questão 23 de 33

1

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)?

Selecione uma das seguintes:

  • increase calories 


  • increase protein

  • decrease fat

Explicação

Questão 24 de 33

1

During a single aerobic exercise session, oxygen is delivered to the working muscles at an elevated rate due to an increase in

Selecione uma das seguintes:

  • total blood hemoglobin

  • cardiac output.

  • blood glucose

  • plasma volume

Explicação

Questão 25 de 33

1

Which of the following identifies the layer of connective tissue enveloping a single muscle fiber?

Selecione uma das seguintes:

  • Endomysium

  • Perimysium

  • Epimysium

Explicação

Questão 26 de 33

1

Which of the following lever classes has the fulcrum at one end and the effort is applied between the fulcrum and the load?

Selecione uma das seguintes:

  • First Class

  • Second Class

  • Third Class

Explicação

Questão 27 de 33

1

Which of the following shoulder movements and planes of action are associated with the upward movement phase of the side lateral shoulder raise exercise?

Selecione uma das seguintes:

  • adduction/sagittal

  • adduction/frontal

  • abduction/frontal

Explicação

Questão 28 de 33

1

How many amino acids must be found in your diet and cannot be manufactured by your own body?

Selecione uma das seguintes:

  • 7

  • 9

  • 11

Explicação

Questão 29 de 33

1

Which of the following is not a byproduct of protein breakdown?

Selecione uma das seguintes:

  • Enzymes

  • Hydrogen

  • Nitrogen

Explicação

Questão 30 de 33

1

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?

Selecione uma das seguintes:

  • improved neuromuscular efficiency

  • improved ratio of muscle to fat components

  • increased cross-sectional area of Type I fibers

Explicação

Questão 31 de 33

1

What is the MINIMUM amount of carbohydrates that a 132-pound (60 kg) competitive Olympic triathlete should consume on a daily basis?

Selecione uma das seguintes:

  • 480 grams

  • 960 grams

  • 1,920 grams

Explicação

Questão 32 de 33

1

Which of the following causes the greatest increases in bone mineral density?

Selecione uma das seguintes:

  • Axial loading

  • Open kinetic chain exercises

  • Single joint assistance exercises

Explicação

Questão 33 de 33

1

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.

Selecione uma das seguintes:

  • 625

  • 575

  • 450

  • 375

Explicação