Exam Review Flashcards
Chris Ernst Social Justice
- Olympic rower
- Unequal facilities given to girls
- In 1976, Chris took protests by removing their shirts to reveal Title IX written on them in UofY uni pres’s office
- Gained media, pressured Yale to comply
Megan Rapinoe
- Female soccer player
- Stood against racial injustices, police brutality by kneeling during anthem, showing solidarity
- USWNT match, Sept 2016
- Took inspiration and inspired other athletes
Bicep Brachii Origin
Coracoid process, supraglenoid tubercle
Bicep Brachii Insertion
Radial tuberosity
Bicep Brachii Function
Supinates forearm, flex elbow
Rectus Femoris Origin
Anterior inferior iliac spine
Rectus Femoris Insertion
Tibial tuberosity, patella
Rectus Femoris Function
Knee extension, hip flexion
Rectus Abdominis Origin
Pubic crest, symphysis pubis
Rectus Abdominis Insertion
Xiphoid process, inferior ribs
Rectus Abdominis Function
Flex, exhaling, defecation
Gluteus Maximus Origin
Crest of ilium, sacrum, coccyx
Gluteus Maximus Insertion
Greater trochanter
Gluteus Maximus Function
Hip extension, external rotation
Biceps Femoris Origin
Ischial tuberosity, linea aspera
Biceps Femoris Insertion
Head of fibula
Biceps Femoris Function
Hip extensor, flexor of knee, externally rotate flexed knee
ATP PC (O2, duration, byproduct, limitations)
- Anaerobic
- 10 - 15 secs
- none
- very short term
Glycolysis (O2, duration, byproduct, limitations)
- Anaerobic
- 3 mins
- Lactic acid, ATP
- Lactic acid build up
Cellular Respiration (O2, duration, byproduct, limitations)
- Aerobic
- After 2 mins
- ATP, CO2, H2O
- Slow to start
Cardiac Output Formula
SV x HR (L/min)
Physiological adaptations when training
- Increased ventilation
- Lactate threshold
- More muscle for ATP storage
- Efficient heart
- Increased cardiac output
VO2 max
Max # of O2 used to make ATP
Sliding Filament Theory (1-3 Steps)
- AP sent to neuromuscular junction, releasing acetylcholine into synaptic gap
- Ca from sarcoplasmic reticulum into muscle fibers
- Ca binds to troponin, lifting tropomyosin and binding site
1st Class Lever
Load, fulcrum, effort
2nd Class Lever
Effort, Load, Fulcrum
3rd Class Lever
Load, effort. fulcrum
Stages of Motor Learning
- Cognitive stage: foundational understanding
- Associative stage: refine skill, awareness of mistakes
- Autonomous stage: movement without thought
FITT
Frequency, Intensity, Time, Type
How ergogenic aids help performance
- Aesthetically
- Injuries
- Coping
- Enchances
Examples of ergogenic aids
- Caffeine
- Drugs
Sliding Filament Theory (4-6 Steps)
- Myosin bind w/action
- ATP attaches to myosin head, moving it back, releasing, shortening sarcomere
- ATP detaches myosin head
Gastrocnemius Origin
Femoral Condyles
Gastrocnemius Insertion
Calcaneus
Gastrocnemius Function
Plantar flexes ankle, flex knee