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Exercise Physiology
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65
Physiology
Undergraduate 4
05/05/2015

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Term
3 FUNCTIONS OF MUSCLE
Definition
MOVEMENT, THERMOGENSIS, ENERGY STORAGE
Term
MYOFILIMENTS
Definition
ACTIN, MYOSIN, TROPO
Term
MOTOR UNIT
Definition
single motor neuron and all muscle fibers that the neuron innervates – contracts all fibers it is connected to
Term
SHIVERING INCREASE MET BY
Definition
2-4
Term
PROPERTIES OF MUSCLE FIBERS
Definition
o Excitability
• Respond to stimuli like nerves
o Contractility
• Develop tension and shorten
o Extensibility – like silly putty
• Stretch beyond resting length
o Elasticity
• Return to original length (like a rubber band)
Term
MUSCLE ACTIONS
Definition
CONCENTRIC ECCENTRIC ISOMETRIC
Term
BODY COMP OF WATER PROTEIN AND OTHER
Definition
75 20 5
Term
OSTEOBLASTS
Definition
BUILDS BONES
Term
OSTEOPLASTS
Definition
BREAKS DOWN BONE
Term
THICK FILIMENTS
Definition
MYOSIN
Term
THIN FILIMENTS
Definition
ACTIN, TROPO, TROPONIN
Term
SLIDING FILAMENT THEORY
Definition
o Excitability
• Respond to stimuli like nerves
o Contractility
• Develop tension and shorten
o Extensibility – like silly putty
• Stretch beyond resting length
o Elasticity
• Return to original length (like a rubber band)
Term
MYASTHENIA GRAVIS
Definition
condition of a disruption of the receptors)
Term
GRAVES DISEASE
Definition
muscular weakness – do not get firing down t tubule
Term
TYPE 1 FIBER
Definition
SLOW TWITCH
Term
TYPE 2 A
Definition
FOG (COMBO MUSCLE
Term
TYPE 2 X
Definition
FAST TWITCH
Term
GEN POP DIFFERENCES IN MUSCLE FIBERS
Definition
45-55 ST ARM/LEG MUSCLES
Term
HENNMANS SIZE PRICINPLE
Definition
SIZE RELATED RECRUITMENT OR MOTOR NEURONS
ST FIRST, FT SECOND,
Term
GTO (GOLGI TENDON...)
Definition
LOCATION- TENDON
STIMULUS- ACTIVATED BY INCREASE MUSCLE TENSION
RESPONSE- INHIBIT REACTION
Term
MUSCLE SPINDLES
Definition
LOCATION- IN MUSCLE FIBERS
STIMULUS- INCREASE IN MUSCLE LENGTH
RESPONSE INHIBIT TENSION
Term
EXPLAIN SAME DAVE
Definition
• S - Sensory
• A – Afferent
• M - Motor
• E - Efferent
• D - Dorsal
• A - Afferent
• V - Ventral
• E – Efferent
Term
ASCENDING PATHWAYS
Definition
TO BRAIN
Term
PYRAMIDAL PATHWAYS
Definition
TO BODY
Term
FOUR COMPONENTS OF VOLUNTARY MUSCLE ACTIONS
Definition
CNS, PNS, NMJ, MUSCLE FIBER
Term
ADERNAL CORTEX
Definition
OUTSIDE
Term
ADRENAL MEDULLA
Definition
INNER
Term
THYROID STIMULATING HORMONES
Definition
T4 AND T3, CAUSES INCREASE IN CALORIE BURNING, TISSUE GROWTH, NERVOUS SYSTEM DEVELP.
Term
OVERACTIVE THYROID
Definition
GRAVES DISEASE
Term
PARKINSONS DISEASE
Definition
RESULTS IN SHAKING, REDUCED DOPAMINE PRODUCTION
Term
POSTERIOR PIT HORMONES
Definition
ADH, NOR EPI, AND EPI
Term
CORTEX HORMONES
Definition
CORTISOL- RELEASED DURING STRESS, ALDOSTERONE- STIMULATES NA REABSORPTION
Term
PANCREATIC HORMONES
Definition
A CELLS
B CELSS
Term
ALPHA CELLS
Definition
GLUCAGON- RESPONSE TO LOWER BLOOD SUGAR
Term
BETA CELLS
Definition
INSULIN AND AMYLIN PEPTIDE
Term
3 SYSTEMS FOR EXERCISE
Definition
OXIDATIIVE PHOSPOROLATION - LONG DURATION
GLYCOLYTIC- SHORT DURATION
ATP PCR - 20 TO 30 SECONDS
Term
RESTING ATP CONDITIONS OF CELLS
Definition
80 100 GRAMS ATP
Term
RQ OF CARB
Definition
1.00
Term
RQ OF FAT
Definition
.70
Term
RQ OF PROTEIN
Definition
.82
Term
RER LESS THAN 1.0
Definition
TENDS TO BE SUBMAXIMAL EFFORS
Term
RER GREATER THAN 1.0
Definition
HYPERVENTILATION LACTATE BUFFERING
Term
TDEE
Definition
RESTING MET RATE, THERMIC EF OF FOOD, PA
Term
BASAL VS RESTING
Definition
RASAL- SUSTAIN LIFE, RESTING BEING AWAKE AND ALERT
Term
FACTORS THAT AFFECT TDEE
Definition
o Physical activity
o Diet-induced thermogenesis
o Climate
o Pregnancy
Term
DALTONS LAW
Definition
In a mixture of gas, the sum of the partial pressures is equal to the total pressure
Term
BOYLES LAW
Definition
The volume of a gas is inversely proportional to the pressure of the gas
Term
HENRYS LAW
Definition
The mass of a dissolving gas in a certain amount of liquid is equally proportional to the pressure exerted on the gas.
Term
FICKS LAW
Definition
TISSUE THICKNESS DECREASE IN SURFACE AREA
Term
HEMOGLOBIN CARRIES HOW MUCH O2
Definition
1.34 ML O2
Term
MEN BLOOD 02, WOMEN BLOOD O2
Definition
15 G, 14 G
Term
BLOOD PRESSURE EQUALS
Definition
CARDIAC OUTPUT X TPR
Term
MEAN ART REST
Definition
120-8- / 3 + 80
Term
MEAN ART EX
Definition
180-80 / 2 + 80
Term
RATE PRESSURE PRODUCT
Definition
SBR X HR
Term
FRANK STARLING MECHANISM
Definition
INCREASE IN VENOUS RETURN WILL INCREASE STROKE VOLUME
Term
HIGH ATTITUDE CONSIDERED?
Definition
3000-5500
Term
ACCLIMTIZATION
Definition
ADAPTATIONS IN NATURAL ENV.
Term
ACCLIMATION
Definition
ADAPTS IN LAB
Term
O2 FULL SATURATED CARRIES 26.8 ML O2
Definition
26.8 ML O2
Term
HEAT GAIN OCCURS
Definition
ENVIR METABOLIC HEAT
Term
HEAT LOSS
Definition
CONDUCTION CONVECTION RADIATION EVAPORATION
Term
Anterior hypothalamus
Definition
PUSHES AWAY HEAT
Term
POSTERIOR HYPROTHALAMUS
Definition
PULLS IN HEAT
Term
SHIVERING
Definition
INCREASES RMR 2.5 TO 5 TIMES, 40 TO 50 PERCENT OF VO2 MAX
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