Section #3 Review Flashcards
How should an eccentric muscle action be described?
Muscle tension during LENGTHENING of the contractile tissue.
Which of the following conditions would produce nutritional ketosis in the body?
A very low-carbohydrate diet.
Which type of exercise accommodates effort whereby the harder the individual pushes or pulls, the more resistance they feel, despite the movement speed remaining constant?
Isokinetic
Along with muscle protein synthesis, which of the following is an important function of PROTEIN?
Synthesis of hormones, tissues, organs, enzymes, and peptides.
Pronation of the foot describes what multiplanar movements?
Ankle Abduction, Dorsiflexion, Eversion
Which type of lipids are considered to be heart-healthy and associated with reduced inflammation?
Omega - 3 Fatty Acids
The difference between the end-diastolic and end-systolic volumes is referred to as what?
Stroke Volume
How much fluid is recommended for rehydration after an intense training session or event?
1.25 times the amount of body weight lost during the activity
If someone went out for a 5-mile jog with their friend, which energy system would provide most of the ATP for this activity?
Oxidative Phosphorylation (Only the oxidative phosphorylation system has the capacity to produce enough ATP for longer-duration activities.)
Which of the following would occur during intermittent exercise?
All three energy systems would be used at some point during the activity.
During a squat, the lowering phase would be described as what type of muscle action?
Eccentric (The lowering phase of a squat is eccentric; whereas, raising up from the lowering phase is concentric.)
At what age is the adolescent brain considered to be fully developed?
30
A person walks differently when they move from a sidewalk onto the sand. This is regulated by what function?
Motor Function (Motor function is the body’s response to integrated sensory information via the efferent pathway)
What is a primary difference between a food label and a supplement label?
A supplement label only needs to list what is present, not specific amounts like a food label.
Which of the following is a major nutritional contributor to muscle protein synthesis (MPS)?
The 9 Essential Amino Acids.
What is the resting metabolic rate (RMR)?
RMR is the number of calories that the body uses at rest to function.
Which system supplies neural input to organs that run the involuntary processes of the body?
Autonomic Nervous System
What is the term for the higher-than-normal energy expenditure during the recovery period after exercise?
Excess postexercise oxygen consumption
Which of the following is a component of total daily energy expenditure (TDEE)?
Resting Metabolic Rate (RMR)
Omega-3 fatty acids do not include which of the following fatty acids?
Palmitic Acid
Includes: DHA, ALA, EPA
In what plane of movement do shoulder HORIZONTAL adduction and abduction occur?
Tranverse
Which plane of movement can be described as an imaginary line that bisects the body into right and left sides?
Sagittal
Which heart chamber receives oxygenated blood and pumps it to the body?
Left Ventricle (A before V)
What term is used to describe the concept of how the functioning of one body segment can impact other areas of the body?
Regional Interdependence
What area of the chest contains the heart?
Mediastinum
What structure in the heart transfers the electrical signal from the sinoatrial (SA) node to the atrioventricular (AV) node?
Internodal Pathway
What best describes an essential amino acid?
Must be obtained by diet, cannot be produced by the body.
What are the two categories of bone markings?
Depressions and Processes
What measurement is dependent upon the length of the lever arm and the angle between the force application and the lever arm?
Torque
What is the concept that describes the human body as a chain of interdependent links that work together to perform movement?
Kinetic Chain
Which of the following nutrition professionals is nationally recognized by the Commission on Dietetic Registration to provide clinical, community, food service, and nutrition education?
Registered Dietitian Nutritionists
Which component of blood is primarily responsible for clotting mechanisms?
Platelets
Overactive hip flexors may lead to which of the following postural compensations?
Anterior Tilting of the pelvis and increased low - back arch.
Which of the following is a banned substance in the United States?
DMAA
Which of the following would be a helpful and sustainable strategy for achieving a moderate calorie deficit for fat loss?
Replacing high calorie foods with leaner substitutes.
What is a characteristic of a type II muscle fiber?
Fewer Capillaries Larger in Size More Force Produced Quick to Fatigue Short Term Contractions "Fast Twitch"