Idk Flashcards
What lipid/lipoprotein is strongly and inversely associated with the risk for CVD?
HDL cholesterol (High Density Lipoprotein)
One MET =
3.5 ml/kg/min
Preferred method of prescribing exercise intensity?
% heart rate reserve (measured)
Define cardiorespiratory fitness.
The ability of the circulatory and the respiratory systems to provide oxygen to muscles
What is the target for lowering the risk of CVD when addressing issues of lipids and lipoproteins?
Lowering LDL cholesterol
What is diminished with obstructive airway diseases?
The FEV1.0/FVC ratio
The Krebs cycle
Produces ATP with protein, glucose and fat
How should an exercise program be progressed?
By gradually adjusting each of the components of the FITT principle
Murmurs, clicks, and gallop rhythms come from the ______.
Heart
Wheezes, takes, and crackles come from the ____.
Lungs
Absolute contraindications for exercise testing:
- Recent significant change in resting ECG suggesting significant ischemia
- Recent myocardial infarction (w/in 2 days)
- Unstable angina
- Uncontrolled cardiac dysrhythmias causing symptoms or hemodynamic compromise
- Symptomatic severe aortic stenosis
- Uncontrolled symptomatic heart failure
- Acute pulmonary embolus or pulmonary infarction
- Acute myocarditis or pericarditis
- Suspected or known dissecting aneurysm
- Acute systemic infection, accompanied by fever, body aches, or swollen lymph glands
Relative contraindications for exercise testing:
- Left main coronary stenosis
- Moderate stenosis valvular heart disease
- Electrolyte abnormalities
- Severe arterial hypertension
- Tachydysrhythmia or bradydysrhythmia
- Hypertrophic cardiomyopathy and other forms of outflow tract obstruction
- Neuromotor, musculoskeletal, or rheumatoid disorders that are exacerbated by exercise
- High-degree artioventricular block
- Ventricular aneurysm
- Uncontrolled metabolic disease
- Chronic infectious disease
- Mental or physical impairment leading to inability to exercise adequately
“Moderate intensity” aerobic exercise frequency:
5 days/week
What principle of training states exercise below a minimum intensity, or threshold, will not challenge the body sufficiently to result in changes in physiologic parameters?
Overload
Restrictive airway diseases:
Pulmonary fibrosis, kyphoscoliosis, neuromuscular disease, or other interstitial lung diseases
Obstructive airway diseases:
- Asthma
- Chronic bronchitis
- Emphysema
- Chronic obstructive pulmonary disease (COPD)
To determine the true peak of cardiorespiratory fitness, a fitness assessment should:
Require maximal effort
Older adults can greater benefit by holding a stretch for __________ seconds.
30-60
The most popular type of resistance training is:
Dynamic
“Muscular fitness” refers to:
The combination of muscular strength, endurance, and power
“Muscular strength” refers to the ability of the muscle to
Exert force
Benefits of resistance training?
- Improved blood glucose levels
- Fewer cardiovascular disease events
- Increased lean body mass
Type II muscle fibers are best for:
Strength and power activities
“Muscular fitness” definition
The ability to perform large-muscle, dynamic, moderate to high intensity exercise for prolonged periods
True or false: muscle fiber and muscle cell generally refer to the same aspect of the muscle
True
Most individuals can perform about _____ reps using 75% of 1RM
10
When regarding rest intervals:
Longer rest accompanies muscular strength training
Periodization is best defined as:
Alternating between high and low intensities, and high and low reps
The optimal combination of sets and reps for resistance training is:
There is no optimal number
What is the smallest contractile unit within a muscle?
Sarcomere
What are the components of a muscle that provide information about muscle tension?
Golgi tendon organs (GTO’s)
What are the components of a muscle that provide information about the rate of change in muscle length?
Muscle spindles
Best time to perform ROM exercise:
When a muscle is warm, such as after a warm-up or activity
What’s the minimum frequency of training needed for increasing ROM?
2-3 days/week
What is the optimal duration for each flexibility movement?
60 seconds