Hear attack occurs due to lack of blood flow through the
Myocardial Infarction
coronary arteries to the heart muscle
Ischemia lack of blood flow
Stroke Volume the amount of blood pumped with each beat or systole
heart rate x stroke volume. usually measured in liters (or
Cardiac Output
milileters) of blood pumped per minute
Venous Return The amount of blood returned to the heart by the veins
occurs when a person holds his or her breath during a
Valsalva Maneuver strenuous activity, such as lifting weights or shoveling
snow
Minute Ventilation total amount of air breathed per minute
amount of air remaining in the lungs after a complete
Residual lung volume
and total forced exhale
amount of air that can be forcefully exhaled after a
Forced vital capacity
maximal inahle
Total lung capacity sum of the residual volume and the forced vital capacity
Glucose body's usable form of carbohydrate
produced in muscles during rapid exercise when the
Lactic Acid
body cannot supply enough oxygen to the tissues
a metabolic process that breaks down carbohydrates
and sugars through a series of reactions to either pyruvic
Glycolysis
acid or lactic acid and release energy for the body in the
form of ATP
Mitochondria a subcellular structure where oxidation takes place
, A metabolic sequence that breaks fatty acids down to
Beta oxidation two-carbon fragments that enter the citric acid cycle as
acetyl CoA.
the acetyl CoA formed in the first component of aerobic
Krebs cycle
metabolism enters into the citric acid cycle
the final sequence of reactions in the aerobic production
Electron transport system
of ATP
the maximum amount of oxygen consumed and utilized
Maximal oxygen uptake
by the body during an all-out effort to exhaustion
Excess Post-Exercise additional oxygen consumed immediately after an
Oxygen Consumption exercise bout when the body is no longer exercising
Sarcomere each section of a myofibril in muscle
structural protein that makes up the thin filaments of
Actin
myofibrils; functions in muscle contraction
standing position with hands down and palms facing
Anatomical Position
forward
Supine lying on the spine
Prone lying face down
part of the skeleton that contains skull, vertebral column,
Axial Skeleton
ribs, and sternum
have a small space between the articulating bones that
Synovial joints
allows for a greater range of motion
a white, semi-opaque, fibrous connective tissue that
Cartilage cushions the joints and prevents wear on the joint
surfaces
secretes synovial fluid which provides nourishment,
Synovial membrane
lubrication, and hydrotastic cushioning for the joint
liquid-filled membranes that protect soft tissues as they
Bursae
pass by bony projections
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