Practice Exam 3 (No detail to answer)

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Question 1

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

Question 2

Question
The length-tension relationship of muscle is based on the following fact
Answer
  • 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.

Question 3

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

Question 4

Question
Internal rotation of the hip takes place in this plane
Answer
  • transverse
  • frontal
  • sagittal

Question 5

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

Question 6

Question
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:
Answer
  • first-class
  • second-class
  • third-class

Question 7

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

Question 8

Question
The primary substrate for a 50-meter sprint is
Answer
  • creatine phosphate
  • glucose
  • protein

Question 9

Question
The general recommendation for dietary fat is
Answer
  • 25% of total calories
  • 30% of total calories
  • 35% of total calories

Question 10

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

Question 11

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

Question 12

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

Question 13

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

Question 14

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

Question 15

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

Question 16

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

Question 17

Question
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
Answer
  • overtraining syndrome
  • detraining
  • overload

Question 18

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

Question 19

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

Question 20

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

Question 21

Question
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?
Answer
  • 72
  • 60
  • 45

Question 22

Question
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?
Answer
  • 100grams
  • 500grams
  • 880grams

Question 23

Question
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)?
Answer
  • increase calories 

  • increase protein
  • decrease fat

Question 24

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

Question 25

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

Question 26

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

Question 27

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

Question 28

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

Question 29

Question
Which of the following is not a byproduct of protein breakdown?
Answer
  • Enzymes
  • Hydrogen
  • Nitrogen

Question 30

Question
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?
Answer
  • improved neuromuscular efficiency
  • improved ratio of muscle to fat components
  • increased cross-sectional area of Type I fibers

Question 31

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

Question 32

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

Question 33

Question
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.
Answer
  • 625
  • 575
  • 450
  • 375
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