Domain 1 Flashcards
What is the test to assess the upper body extremities?
The Davies test
what test assesses the lower extremity agility and neuromuscluar control?
The Shark Skill test
what tendon allows muslce fibers to contract, is sensitive to muslce tension and protects the muscle from injury? Select one: a. Muscle spindles b. Efferent neurons c. Golgi tendon organs d. Osteoclasts
Golgi tendon
What does Davis’ law predict?
That soft tiussue will change due to stress.
What is Wolf’s law?
That bone will change due to stress
What is the resting oxygen consumption
3-5mL per kilgoram, per minute
What is the prescried dosage for perfomance enhancement using caffeine?
3-6mg per kilo of bodyweight half hour before exercise
During Glycolysis, pyruvic acid converts to what?
Acetyl A.coenzyme
What is the best measure of cardioresperatory fitness?
Maximal oxygen consumption
Which vitamin should be at low levels in a multivitamin pill?
Calcium
If an overactive hip flexor decreases neural drive to the glutius maximus, what is this an example of?
Altered Reciprocal Inhibition
Term for the amount of blood pumped with each contraction?
Stroke volume
Explain the Force/Velocity curve
When Concentric muscle action increases, the Force production decreases
What is the phenomena that occurs when you hold a stretch for 30 seconds?
Autogenic Inhibition
whcih vessels move blood from capilleries to heart?
Veins
What is the order of the vessels of the blood system?
heart—aorta—arteries—arterioles—capilleries—venules—veins—venae cavae—heart
Which term referes to the body when it is in equilibrium and stationary?
Balance
When evergy is drawn from anaerobic metabolism, which stage of exercise is the athlete performing?
When the athlete begins activity
What is the primary cause of muskuloskeletal degeneration?
Low-back pain
Lipids serve the role of what?
A precursor to hormone production
If a tight agonist decreasses drive to its functional antagonist, what is this term called?
Altered Reciprical Inhibition
what is meant by Gluconeogenesis?
The asssistance of amino acids in energy production during starvation
What direction is Shoulder elevation of scapular?
Superior
What is a common supplement made in the body? Select one: a. Growth Hormone b. Vitamin D c. Glycogen d. Creatine
Creatine
What is the catabolic hormone secreted by the adrenal gland to maintain energy supply - breaking down carbs/fats/protein? Select one: a. Cortisol b. Norepinephrine c. Insulin d. Testosterone
Cortizol
Which factor do you need to be aware of when working with seniors?
Select one:
a. Decreased blood pressure
b. Decreased lean body mass
c. Decreased risk of arteriosclerosis
d. Increased connective tissue elasticity
Decreased lean body manss
Put cardiac output into an equational format
heart beats/min + blood pumped/heart beat
Type 1 Muscles are what?
Slow twitch.
Smaller.
Slow to fatigue.
Type 2 Muscles are what?
Fast twitch.
Larger.
Quick to fatigue.
Qucik maximum tension.
If a client is experiencing joint poan and emotional fatigue, what is the term used to describe this? Select one: a. Alarm reaction b. Exhaustion c. DOMS d. Resistance development
Exhaustion
what can high doses of Vitamin D create? Select one: a. Calcification of arteries b. Loss of hair c. Bone and joint pain d. Osteopenia
Calcification of arteries.
Which energy pathway is used for exercise lasting 30-50 seconds? Select one: a. Krebs cycle b. Oxidative c. Glycolysis d. ATP-CP
Glycolycsis
What term describes the number of heart beats per minute and the amount of blood pumped per beat? Select one: a. Stroke volume b. Cardiac output c. Blood pressure d. Heart rate
b. Cardiac output
A client has been performing cardiorespiratory exercise for four weeks. Which of the following physiologic adaptations should the personal trainer expect to observe in the client?
Select one:
a. Decreased stroke volume
b. Decreased cardiac output
c. Improved ability of muscles to use oxygen
d. Increased resting heart rate
The correct answer is: Improved ability of muscles to use oxygen
Which term refers to a system of glands that secrete hormones into the bloodstream to regulate a variety of bodily functions and consists of host organs, chemical messengers, and target cells? Select one: a. Digestive system b. Endocrine system c. Nervous system d. Respiratory system
b. Endocrine system
Which term is defined as the normal extensibility of all soft tissues that allow the full range of motion of a joint? Select one: a. Flexibility b. Dynamic range of motion c. Extensibility d. Neuromuscular efficiency
a. Flexibility
Resting metabolic rate accounts for what percentage of total energy expenditure? Select one: a. 0.7 b. 0.55 c. 0.85 d. 0.4
a. 0.7
Scapular protraction refers to which of the following movements of the scapula? Select one: a. Adduction b. Inversion c. Abduction d. Depression
c. Abduction
Which of the following best defines muscle imbalance?
Select one:
a. The body seeking the path of least resistance during functional movement patterns.
b. Alteration of muscle length surrounding a joint.
c. Synergists taking over the function of a weak or inhibited prime mover. Incorrect
d. Exertion of more force by a muscle than what is being placed on it.
b. Alteration of muscle length surrounding a joint.
According to sliding filament theory, when does muscular contracting occur?
Select one:
a. The distance from Z line to Z line is increased. Incorrect
b. Myofibrils are lengthened.
c. Actin and myosin filiments slide past each other, shortening the entire sarcomere.
d. Actin and myosin filaments slide away from each other, lengthening the sarcomere.
c. Actin and myosin filiments slide past each other, shortening the entire sarcomere.
