practice exam missed questions question 4

Approximately what percentage of the human body (in male and female adults) is comprised of water? Select one: a. 0.4 b. 0.8 c. 0.6 d. 0.5

0.6

Which barrier is most often cited as a top barrier among most individuals? Select one: a. Lack of enjoyment b. Lack of social support c. Lack of energy d. Lack of time

Lack of time

Which is a power-focused exercise for the back musculature? Select one: a. Medicine ball chest pass b. Medicine ball pullover throw c. Front medicine ball oblique throw d. Overhead medicine ball throw

Medicine ball pullover throw

Which term describes the movement of bones, such as flexion and extension? Select one: a. Osteokinematics b. Arthrokinematics c. Arthropathy d. Osteoporosis

Osteokinematics

Intentions are a good predictor of behavior, but what has been shown to help translate intentions into behavior? Select one: a. Outcome expectations b. Subjective norms c. Planning d. Action self-efficacy

Planning

Selectorized machines provide all the following benefits except for which one? Select one: a. Are often accompanied by instructional diagrams or pictures b. Provide an increased range of motion c. Are often less intimidating than free weights for novice exercisers d. Offer users the ability to change resistance easily

Provide an increased range of motion

What is defined as the ability to react and change body position with maximal force production, in all planes of motion, and from all body positions? Select one: a. Agility b. Quickness c. Speed d. Strength

Quickness

Active and dynamic stretching utilize which physiological action? Select one: a. Lengthening reaction b. Length-tension relationships c. Reciprocal inhibition d. Synergistic dominance

Reciprocal inhibition

The TRX Rip Trainer would most likely be utilized for which type of movement? Select one: a. Rotation b. Flexion and extension c. Inversion and eversion d. Abduction and Adduction

Rotation

When developing a safe and effective warm-up for Phase 1, what is an important consideration for flexibility? Select one: a. Sports drills b. Dynamic stretches c. Active stretches d. Self-myofascial techniques

Self-myofascial techniques

What training tip would enhance the benefits of resistance training by helping increase growth hormone, testosterone, and epinephrine? Select one: a. Speeding up the contraction time for the eccentric and concentric phases b. Slowing down the speed of contractions during the eccentric and concentric phases c. Speeding up the contraction time for the eccentric phase and slowing down the time for the concentric phase d. Slowing down the contraction time for the concentric phase and speeding up the time for the eccentric phase

Slowing down the speed of contractions during the eccentric and concentric phases

The standard Jackson and Pollock 3-Site protocol for women requires skinfold measurements at which of the following sites? Select one: a. Triceps, abdomen, and thigh b. Suprailiac, thigh, and triceps c. Abdomen, thigh, and suprailiac d. Chest, suprailiac, and abdomen

Suprailiac, thigh, and triceps

What is the most accurate description of motor control? Select one: a. The motor response to internal and external environmental stimuli b. The cumulative changes in motor behavior over time, throughout the life span c. The integration of motor control processes through practice d. The ability to initiate and correct purposeful controlled movements

The ability to initiate and correct purposeful controlled movements

What is stroke volume? Select one: a. The amount of blood in the ventricle before contraction b. The amount of blood pumped out of the heart with each contraction c. The amount of blood pumped by the heart per minute d. The amount of blood remaining in the ventricle after contraction

The amount of blood pumped out of the heart with each contraction

The drawing-in maneuver increases activation of what muscle? Select one: a. Transverse abdominis b. Erector spinae c. Diaphragm d. External obliques

Transverse abdominis

What is the most valid measurement of aerobic fitness? Select one: a. V̇O2max b. Rockport walk test c. 1.5-mile (2.4-km) run test d. YMCA 3-minute step test

V̇O2max

Unrealistic goals can become a barrier when which of the following happens? Select one: a. When process goals are too specific b. When outcome goals are objective c. When only one goal is set d. When goals are not adjusted

When goals are not adjusted

Iodine has a major role in which bodily process? Select one: a. Kidney function b. Heart function c. Liver function d. Thyroid function

Thyroid function

Which skinfold sites are measured if determining body composition via the Durnin-Womersley protocol? Select one: a. Triceps, abdomen, mid-axillary, and suprailiac b. Triceps, subscapular, chest, and thigh c. Biceps, triceps, subscapular, and suprailiac d. Biceps, mid-axillary, subscapular, and chest

Biceps, triceps, subscapular, and suprailiac

Which statement is an accurate reflection of exercise and physical activity as it relates to arthritis? Select one: a. High-intensity resistance training is appropriate to improve joint integrity. b. Cardiorespiratory training should begin at a low to moderate intensity (40 to 65% HRmax). c. Physical activity tends to aggravate arthritic symptoms. d. Plyometric training alleviates arthritic symptoms.

Cardiorespiratory training should begin at a low to moderate intensity (40 to 65% HRmax).

Where is the heart located in the thoracic cavity? Select one: a. Central to the left and posterior to the spine b. Central to the right and anterior to the spine c. Central to the right and posterior to the spine d. Central to the left and anterior to the spine

Central to the left and anterior to the spine

What type of lever could be described as having a fulcrum in the middle like a seesaw? Select one: a. Fourth class b. Third class c. Second class d. First class

First class

What is the primary function of the global muscles of the core? Select one: a. Force production during dynamic whole-body movements b. Limiting strain on the vertebral discs c. Stabilize individual vertebral segments d. Limit excessive compression between vertebral segments

Force production during dynamic whole-body movements

What term is used to describe the premise that increased ventricular filling improves contractile force of the heart as a result of greater stretch of cardiac fibers? Select one: a. Valsalva maneuver b. Frank Starling Law of the Heart c. Venous pooling d. Peripheral resistance

Frank Starling Law of the Heart

What is the name of the stored form of glucose? Select one: a. Glycogen b. Triglycerides c. Glycolysis d. Pyruvate

Glycogen

Which of the following effects may be experienced with overtraining? Select one: a. Elevated levels of cortisol, which lead to an anabolic environment b. High levels of cortisol, which lead to a catabolic environment c. Lower levels of cortisol, which lead to an anabolic environment d. Low levels of cortisol, which lead to an environment that is catabolic

High levels of cortisol, which lead to a catabolic environment

What structure in the heart transfers the electrical signal from the sinoatrial (SA) node to the atrioventricular (AV) node? Select one: a. Internodal pathway b. Intercalated discs c. Left bundle branch d. Right bundle branch

Internodal pathway

What is the definition of anthropometry? Select one: a. The field of study of the measurement of living humans for purposes of understanding human physical variation in size, weight, and proportion b. A body composition assessment technique that estimates body fat percentage by measuring the resistance to the flow of electrical currents introduced into the body c. The measurement of a person's weight relative to their height, which is used to estimate the risks of obesity d. The assumption that stating the volume of fluid displaced is equivalent to the volume of an object fully immersed in that fluid or to the specific fraction of the volume below the surface

The field of study of the measurement of living humans for purposes of understanding human physical variation in size, weight, and proportion

If pyruvate is being created via glycolysis faster than oxygen can be delivered to the muscle, what will happen to the pyruvate? Select one: a. The pyruvate will be converted to acetyl CoA. b. The pyruvate will be oxidized via oxidative phosphorylation. c. The pyruvate will be stored in the muscle. d. The pyruvate will be converted to lactate.

The pyruvate will be converted to lactate.

What is explained by the sliding filament theory? Select one: a. The actin pulling the myosin toward the center of the sarcomere b. The lengthening of a sarcomere after a muscle contraction c. The shortening of a sarcomere to produce a muscle contraction d. The Z-lines moving farther apart

The shortening of a sarcomere to produce a muscle contraction