IB Sports Exercise Health Science: Unit 1 Exam Questions with Correct Answers| Latest
Update Graded A+
gliding joint allows one bone to slide over another; found in wrist and ankles
striation lines/zebra stripes
orgin stays still
insertion moves
concentric muscle shortening
eccentric muscle lengthening
isometric muscle contracting but no movement (holding a bicep curl)
Isokinetic muscle contracting with constant speed
slow twitch (type I) high mitochondria
slow sugar
red/blood>>oxygen
fast twitch (type IIB) low mitochondria
high sugar
white/sugar
, cervical- 1 7 bones
thoracic- 2 12 bones
lumbar- 3 5 bones
sacral- 4 5 bones
coccyx- 5 4 bones
long bone most common bone; made of mostly compact bone; cylindrical in shape (tibia,
fibula, femur, and humerus)
deltiod shoulder muscle
erector spinae muscles around spine
trapezius back muscles
Larissimus Dorsi mid-back muscles
satorius outer hip to inner knee muscle
Gastrocnemius calf muscle
Update Graded A+
gliding joint allows one bone to slide over another; found in wrist and ankles
striation lines/zebra stripes
orgin stays still
insertion moves
concentric muscle shortening
eccentric muscle lengthening
isometric muscle contracting but no movement (holding a bicep curl)
Isokinetic muscle contracting with constant speed
slow twitch (type I) high mitochondria
slow sugar
red/blood>>oxygen
fast twitch (type IIB) low mitochondria
high sugar
white/sugar
, cervical- 1 7 bones
thoracic- 2 12 bones
lumbar- 3 5 bones
sacral- 4 5 bones
coccyx- 5 4 bones
long bone most common bone; made of mostly compact bone; cylindrical in shape (tibia,
fibula, femur, and humerus)
deltiod shoulder muscle
erector spinae muscles around spine
trapezius back muscles
Larissimus Dorsi mid-back muscles
satorius outer hip to inner knee muscle
Gastrocnemius calf muscle
