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Practice Exam 3 (No detail to answer)

Practice Exam 3 (No detail to answer)

Question 1 of 33

1

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

Select one of the following:

  • A-band

  • Distance between Z-lines

  • H-zone

Explanation

Question 2 of 33

1

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

Select one of the following:

  • 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.

Explanation

Question 3 of 33

1

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

Select one of the following:

  • calcium

  • potassium

  • hydrogen

Explanation

Question 4 of 33

1

Internal rotation of the hip takes place in this plane

Select one of the following:

  • transverse

  • frontal

  • sagittal

Explanation

Question 5 of 33

1

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

Select one of the following:

  • cartilaginous

  • fibrous

  • synovial

Explanation

Question 6 of 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:

Select one of the following:

  • first-class

  • second-class

  • third-class

Explanation

Question 7 of 33

1

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

Select one of the following:

  • bipennate

  • longitudinal

  • radiate

Explanation

Question 8 of 33

1

The primary substrate for a 50-meter sprint is

Select one of the following:

  • creatine phosphate

  • glucose

  • protein

Explanation

Question 9 of 33

1

The general recommendation for dietary fat is

Select one of the following:

  • 25% of total calories

  • 30% of total calories

  • 35% of total calories

Explanation

Question 10 of 33

1

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

Select one of the following:

  • EPOC

  • lactate threshold

  • oxygen deficit

Explanation

Question 11 of 33

1

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

Select one of the following:

  • ephedrine

  • erythropoietin

  • growth hormone

Explanation

Question 12 of 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

Select one of the following:

  • 3,500 kilocalories

  • 35,000 kilocalories

  • 7,000 kilocalories

Explanation

Question 13 of 33

1

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

Select one of the following:

  • increased blood volume

  • increased capillary density

  • increased heart rate at a given rate of exercise

Explanation

Question 14 of 33

1

All of the following are signs of overtraining EXCEPT

Select one of the following:

  • increased maximal oxygen uptake

  • decreased muscle glycogen

  • increased muscle soreness

Explanation

Question 15 of 33

1

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

Select one of the following:

  • specificity

  • progression

  • overload

Explanation

Question 16 of 33

1

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

Select one of the following:

  • heart rate

  • stroke volume

  • mitochondrial density

Explanation

Question 17 of 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

Select one of the following:

  • overtraining syndrome

  • detraining

  • overload

Explanation

Question 18 of 33

1

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

Select one of the following:

  • core exercises

  • structural exercises

  • assistance exercises

Explanation

Question 19 of 33

1

This training goal requires the longest recovery time between sets:

Select one of the following:

  • muscular endurance

  • muscular hypertrophy

  • muscular strength and power

Explanation

Question 20 of 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?

Select one of the following:

  • 2 minutes

  • 4 minutes

  • 6 minutes

Explanation

Question 21 of 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?

Select one of the following:

  • 72

  • 60

  • 45

Explanation

Question 22 of 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?

Select one of the following:

  • 100grams

  • 500grams

  • 880grams

Explanation

Question 23 of 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)?

Select one of the following:

  • increase calories 


  • increase protein

  • decrease fat

Explanation

Question 24 of 33

1

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

Select one of the following:

  • total blood hemoglobin

  • cardiac output.

  • blood glucose

  • plasma volume

Explanation

Question 25 of 33

1

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

Select one of the following:

  • Endomysium

  • Perimysium

  • Epimysium

Explanation

Question 26 of 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?

Select one of the following:

  • First Class

  • Second Class

  • Third Class

Explanation

Question 27 of 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?

Select one of the following:

  • adduction/sagittal

  • adduction/frontal

  • abduction/frontal

Explanation

Question 28 of 33

1

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

Select one of the following:

  • 7

  • 9

  • 11

Explanation

Question 29 of 33

1

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

Select one of the following:

  • Enzymes

  • Hydrogen

  • Nitrogen

Explanation

Question 30 of 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?

Select one of the following:

  • improved neuromuscular efficiency

  • improved ratio of muscle to fat components

  • increased cross-sectional area of Type I fibers

Explanation

Question 31 of 33

1

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

Select one of the following:

  • 480 grams

  • 960 grams

  • 1,920 grams

Explanation

Question 32 of 33

1

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

Select one of the following:

  • Axial loading

  • Open kinetic chain exercises

  • Single joint assistance exercises

Explanation

Question 33 of 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.

Select one of the following:

  • 625

  • 575

  • 450

  • 375

Explanation

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