AFAA-GFI Certification || all solved.
kinetic chain correct answers interrelation of nervous, muscular & skeletal systems
central nervous system correct answers includes brain & spinal cord, coordinates activity of body
parts
peripheral nervous system correct answers includes all nerves branching from spinal cord,
extending out to the body
mechanoreceptors correct answers sense distortion in body tissues
Golgi tendon organs correct answers sensitive to changes in tension
muscle spindles correct answers sensitive to changes in length
proprioception correct answers cumulative sensory input to the CNS from all mechanoreceptors
tendons correct answers connect muscle to bone
ligaments correct answers connect bone to bone
sarcomeres correct answers individual contractile units; actin & myosin filaments
type I muscle tissue correct answers slow twitch, more aerobic, resistant to fatigue
type II muscle tissue correct answers fast twitch, more anaerobic, produce more speed &
strength; faster to fatigue
, behavioral properties of muscle correct answers extensibility, elasticity, irritability, ability to
develop tension
what is the isolated function (concentric action) of the quadriceps correct answers knee
extension; ex. upward phase of a squat
what is the isolated function (concentric action) of the hamstrings correct answers knee flexion;
ex. hamstring curl
what is the isolated function (concentric action) of the gastrocnemius correct answers plantar
flexion; ex. calf raise
what is the isolated function (concentric action) of the gluteus maximus correct answers hip
extension & external rotation; ex. upward phase of lunge
what is the isolated function (concentric action) of the rectus abdominus correct answers spinal
flexion, lateral flexion & rotation; ex. ball crunch
what is the isolated function (concentric action) of the pectoralis major correct answers shoulder
flexion & horizontal adduction; ex. push up
what is the isolated function (concentric action) of the latissimus dorsi correct answers shoulder
extension, adduction & internal rotation; ex. band row
what is the isolated function (concentric action) of the biceps correct answers elbow flexion; ex.
bicep curl
what is the isolated function (concentric action) of the triceps correct answers elbow extension;
ex. triceps extension
kinetic chain correct answers interrelation of nervous, muscular & skeletal systems
central nervous system correct answers includes brain & spinal cord, coordinates activity of body
parts
peripheral nervous system correct answers includes all nerves branching from spinal cord,
extending out to the body
mechanoreceptors correct answers sense distortion in body tissues
Golgi tendon organs correct answers sensitive to changes in tension
muscle spindles correct answers sensitive to changes in length
proprioception correct answers cumulative sensory input to the CNS from all mechanoreceptors
tendons correct answers connect muscle to bone
ligaments correct answers connect bone to bone
sarcomeres correct answers individual contractile units; actin & myosin filaments
type I muscle tissue correct answers slow twitch, more aerobic, resistant to fatigue
type II muscle tissue correct answers fast twitch, more anaerobic, produce more speed &
strength; faster to fatigue
, behavioral properties of muscle correct answers extensibility, elasticity, irritability, ability to
develop tension
what is the isolated function (concentric action) of the quadriceps correct answers knee
extension; ex. upward phase of a squat
what is the isolated function (concentric action) of the hamstrings correct answers knee flexion;
ex. hamstring curl
what is the isolated function (concentric action) of the gastrocnemius correct answers plantar
flexion; ex. calf raise
what is the isolated function (concentric action) of the gluteus maximus correct answers hip
extension & external rotation; ex. upward phase of lunge
what is the isolated function (concentric action) of the rectus abdominus correct answers spinal
flexion, lateral flexion & rotation; ex. ball crunch
what is the isolated function (concentric action) of the pectoralis major correct answers shoulder
flexion & horizontal adduction; ex. push up
what is the isolated function (concentric action) of the latissimus dorsi correct answers shoulder
extension, adduction & internal rotation; ex. band row
what is the isolated function (concentric action) of the biceps correct answers elbow flexion; ex.
bicep curl
what is the isolated function (concentric action) of the triceps correct answers elbow extension;
ex. triceps extension
