CH.5 HUMAN MOVEMENT SCIENCE Flashcards
SCIENCE CONCERNED WITH INTERNAL AND EXTERNAL FORCES ACTING ON THE HUMAN BODY AND EFFECTS PRODUCED BY THESE FORCES
BIOMECHANICS
POSITIONED ABOVE POINT OF REFERENCE
SUPERIOR
POSITIONED BELOW POINT OF REFERENCE
INFERIOR
POSITIONED NEAREST CENTER OF BODY OR POINT OF REFERENCE
PROXIMAL
POSITIONED FURTHEST FROM CENTER OF BODY OR POINT OF REFERENCE
DISTAL
FRONT OF BODY
ANTERIOR (VENTRAL)
BACK OF BODY
POSTERIOR (DORSAL)
POSITIONED NEAR MIDDLE OF BODY
MEDIAL
POSITIONED TOWARD OUTSIDE OF BODY
LATERAL
POSITIONED ON OPPOSITE SIDE OF BODY
CONTRALATERAL
POSITIONED ON SAME SIDE OF BODY
IPSILATERAL
3 IMAGINARY PLANES THAT ARE POSITIONED THROUGH THE BODY AT RIGHT ANGLES SO THEY INTERSECT THE CENTER OF MASS OF BODY
SAGITTAL, FRONTAL, AND TRANSVERSE
T OF F: NO MOTION OCCURS STRICTLY IN ONE PLANE OF MOTION
TRUE
TERMED FOR THEIR ACTION IN EACH OF THE 3 PLANES OF MOTION
JOINT MOTIONS
POSITION WITH THE BODY ERECT WITH ARMS AT SIDES AND PALMS FORWARD; OF IMPORTANCE IN ANATOMY BECAUSE IT IS THE POSITION OF REFERENCE FOR ANATOMIC NOMENCLATURE
ANATOMIC POSITION
IMAGINARY BISECTOR THAT DIVIDES BODY INTO LEFT AND RIGHT HALVES
SAGITTAL PLANE
BENDING MOVEMENT IN WHICH THE RELATIVE ANGLE B/W 2 ADJACENT SEGMENT DECREASES
FLEXION
MOTION THAT OCCURS AROUND A CORONAL AXIS
SAGITTAL PLANE
FLEXION AND EXTENSION ARE MOVEMENTS THAT HAPPEN IN WHAT PLANE ?
SAGITTAL PLANE
EXERCISE EXAMPLES THAT HAPPEN IN SAGITTAL PLANE
BICEP CURL, TRICEP PUSHDOWN, SQUAT, FRONT LUNGE, CALF RAISE, WALKING, RUNNING, VERTICAL JUMPING, CLIMBING STAIRS
FRONTAL PLANE AXIS
ANTERIOR POSTERIOR
TRANSVERSE PLANE AXIS
LONGITUDINAL
FRONTAL PLANE MOTIONS
ADDUCTION/ ABDUCTION
LATERAL FLEXION
EVERSION/ INVERSION
TRANSVERSE MOTION
INTERNAL, EXTERNAL, LEFT/ RIGHT ROTATIONS, HORIZONTAL ADDUCTION/ ABDUCTION
EXERCISE EXAMPLES THAT HAPPEN IN FRONTAL PLANE
SIDE LATERAL RAISE, SIDE LUNGE, SIDE SHUFFLE
EXERCISE EXAMPLES THAT HAPPEN IN TRANSVERSE PLANE
TRUNK ROTATION, THROWING, GOLFING, SWINGING A BAT
TOES POINTED UP TOWARDS BODY
DORSIFLEXION
TOES POINTED AWAY FROM BODY
PLANTAR FLEXION
FOOT/HEEL BACK UP TOWARDS BUTT
KNEE FLEXION
FOOT/ HEEL STRAIGHT DOWN/FORWARD
KNEE EXTENSION
STANDING UP, KNEE UP TO 90*
HIP FLEXION: FEMORAL ON PELVIC ROTATION
STANDING, BENT OVER
HIP FLEXION: PELVIC ON FEMORAL ROTATION
STANDING, HEEL KICKBACK
HIP EXTENSION
STANDING, CHEST/CHIN TOWARD ABDOMEN
SPINAL FLEXION
STANDING, HEAD/CHIN BACK (SNIFFING)
SPINAL EXTENSION
HAND BROUGHT UP TO CHEST
ELBOW FLEXION
HAND STRAIGHT DOWN TO SIDE
ELBOW EXTENSION
ARM UP ABOVE HEAD
SHOULDER FLEXION
ARM DOWN TO BACK
SHOULDER EXTENSION
CHIN DOWN TO CHEST
CERVICAL FLEXION
CHIN UP AWAY FROM CHEST (SNIFFING)
CERVICAL EXTENSION
STRAIGHTENING MOVEMENT IN WHICH THE RELATIVE ANGLE B/W 2 ADJACENT SEGMENTS INCREASES
EXTENSION
EXTENSION OF A JOINT BEYOND THE NORMAL LIMIT OR RANGE OF MOTION
HYPEREXTENSION
DURING THIS MOTION PELVIS AND SPINE ARE FIXED WHILE FEMUR ROTATES; OCCURS WHEN INDIVIDUAL DECREASES ANGLE B/W FEMUR (THIGH BONE) AND PELVIS OR LUMBAR SPINE
HIP FLEXION (FEMORAL ON PELVIC ROTATION)
MOTION WHERE PELVIS AND LUMBAR SPINE ROTATE TOGETHER OVER A FIXED FEMUR; TRUNK BENDS FORWARD (TOUCHING TOES)
HIP FLEXION (PELVIC ON FEMORAL ROTATION)
IMAGINARY BISECTOR THAT DIVIDES BODY INTO FRONT AND BACK HALVES
FRONTAL PLANE
MOVEMENT IN FRONTAL PLANE AWAY FROM MIDLINE OF BODY
ABDUCTION
MOVEMENT IN FRONTAL PLANE BACK TOWARD MIDLINE OF BODY
ADDUCTION
IMAGINARY BISECTOR THAT DIVIDES BODY INTO TOP AND BOTTOM HALVES
TRANSVERSE PLANE
ROTATION OF JOINT TOWARD MIDDLE OF BODY
INTERNAL ROTATION
ROTATION OF JOINT AWAY FROM MIDDLE OF BODY
EXTERNAL ROTATION
MOVEMENT OF ARMOR THIGH IN TRANSVERSE PLANE FROM AN ANTERIOR POSITION TO LATERAL POSITION
HORIZONTAL ABDUCTION
MOVEMENT OF ARM OR THIGH IN TRANSVERSE PLANE FROM LATERAL POSITION TO ANTERIOR POSITION
HORIZONTAL ADDUCTION
ABDUCTION/ ADDUCTION IN LIMBS (RELATIVE TO TRUNK), LATERAL FLEXION OF SPINE, AND EVERSION/ INVERSION AT FOOT AND ANKLE COMPLEX ARE MOVEMENTS THAT OCCUR IN WHAT PLANE ?
FRONTAL PLANE
INCREASE IN ANGLE BETWEEN 2 ADJOINING SEGMENTS IN FRONTAL PLANE
ABDUCTION
DECREASE IN ANGLE B/W 2 ADJOINING SEGMENTS IN FRONTAL PLANE
ADDUCTION
BENDING OF THE SPINE (CERVICAL, THORACIC, OR LUMBAR) FROM SIDE TO SIDE (SIDE BENDING)
LATERAL FLEXION
MOVEMENT OF CALCANEUS (HEEL BONE) AND TARSALS (ANKLE BONES) IN FRONTAL PLANE
EVERSION AND INVERSION
INTERNAL/ EXTERNAL ROTATION OF LIMBS, RIGHT/ LEFT ROTATION OF HEAD AND TRUNK, HORIZONTAL ABDUCTION/ ADDUCTION OF LIMBS, AND RADIOULNAR (FOREARM) PRONATION AND SUPINATION ARE MOVEMENTS THAT OCCUR IN WHAT PLANE ?
TRANSVERSE PLANE
ANKLE OUT AWAY FROM BODY
EVERSION
ANKLE IN TOWARDS BODY
INVERSION
LEG OUT AWAY FROM BODY
HIP ABDUCTION
LEG IN TOWARDS/ ACROSS OTHER LEG
HIP ADDUCTION
BENDING SIDE TO SIDE
LATERAL FLEXION
ARM UP AND AWAY FROM BODY
SHOULDER ABDUCTION
ARM IN TOWARDS BODY
SHOULDER ADDUCTION
HEAD BEND TO SIDE
CERVICAL LATERAL FLEXION
ADDUCTION OF SCAPULA; SHOULDER BLADES MOVE TOWARD MIDLINE
SCAPULAR RETRACTION
ABDUCTION OF SCAPULA; SHOULDER BLADES MOVE AWAY FROM MIDLINE
SCAPULAR PROTRACTION
DOWNWARD (INFERIOR) MOTION OF SCAPULA
SCAPULAR DEPRESSION
UPWARD (SUPERIOR) MOTION OF SCAPULA
SCAPULAR ELEVATION
FOOT ROTATED OUT AWAY FROM MIDLINE
HIP EXTERNAL ROTATION
FOOT ROTATED IN TOWARD MIDLINE
HIP INTERNAL ROTATION
ARM ROTATED OUT (PALM UP)
RADIOULNAR SUPINATION
ARM ROTATED IN (PALM DOWN)
RADIOULNAR PRONATION
ARM 90* ROTATED OUT AWAY FROM MIDLINE
SHOULDER EXTERNAL ROTATION
ARM 90* ROTATED IN TOWARD MIDLINE
SHOULDER INTERNAL ROTATION
ARMS EXTENDED OUT, AWAY FROM MIDLINE
SHOULDER HORIZONTAL ADDUCTION
ARMS STRAIGHT, BROUGHT IN TOWARD MIDLINE
SHOULDER HORIZONTAL ADDUCTION
TRUNK ROTATED IN/OUT
SPINAL ROTATION
HEAD ROTATED IN/ OUT
CERVICAL ROTATION
3 PRIMARY TYPES OF MUSCLE ACTIONS
ISOTONIC (ECCENTRIC AND CONCENTRIC), ISOMETRIC, ISOKINETIC
MUSCLE ACTION THAT OCCURS WHEN MUSCLE DEVELOPS TENSION WHILE LENGTHENING
ECCENTRIC MUSCLE ACTION
CONSTANT MUSCLE TENSION
ISOTONIC (ECCENTRIC/ CONCENTRIC)
CONSTANT MUSCLE LENGTH
ISOMETRIC
CONSTANT VELOCITY OF MOTION
ISOKINETIC
DURING ECCENTRIC ACTION, MUSCLE LENGTHENS BECAUSE CONTRACTILE FORCE IS WHAT ?
LESS THAT THE RESISTIVE FORCE
AS MUSCLE LENGTHENS, ACTIN AND MYOSIN CROSS BRIDGES SO WHAT ?
PULL APART AND REATTACH, ALLOWING MUSCLE TO LENGTHEN
T OR F: LENGTHENING OF MUSCLE USUALLY REFERS TO ITS RETURN OF RESTING LENGTH
TRUE
SYNONYMOUS WITH DECELERATION; ALSO KNOWN AS A NEGATIVE
ECCENTRIC MOTION
MOTION THAT MOVES IN SAME DIRECTION AS RESISTANCE IS MOVING (KNOWN AS DIRECTION OF RESISTANCE)
ECCENTRIC MOTION
WHEN A MUSCLE EXERTS FORCE GREATER THAN RESISTIVE FORCE, RESULTS IN SHORTENING OF MUSCLE
CONCENTRIC MUSCLE ACTION
AS MUSCLE SHORTENS, ACTIN AND MYOSIN CROSS BRIDGES DO WHAT ?
MOVE TOGETHER (SLIDING FILAMENT THEORY), ALLOWING MUSCLE TO SHORTEN
SYNONYMOUS WITH ACCELERATION; LIFTING PHASE
CONCENTRIC MUSCLE ACTION
WHEN MUSCLE EXERTS FORCE EQUAL TO FORCE BEING PLACED ON IT LEADING TO NO VISIBLE CHANGE IN MUSCLE LENGTH
ISOMETRIC MUSCLE ACTION
WHEN A MUSCLE SHORTENS AT CONSTANT SPEED OVER A FULL RANGE OF MOTION
ISOKINETIC MUSCLE ACTION
OBSERVED WHEN INDIVIDUAL PAUSES DURING RESISTANCE TRAINING EXERCISE B/W LIFTING AND LOWERING PHASE
ISOMETRIC CONTRACTION
USED TO DYNAMICALLY STABILIZE BODY
ISOMETRIC ACTIONS
REQUIRES USE OF EXPENSIVE AND SOPHISTICATED EQUIPMENT; RESISTANCE (LOAD) ADJUSTED SO THAT NO MATTER HOW MUCH MUSCULAR TENSION IS PRODUCED MOVEMENTS REMAINS CONSTANT
ISOKINETIC MUSCLE ACTION
MUSCLE AT ITS MAX THROUGHOUT WHOLE RANGE OF MOTION; IMPROVES STRENGTH, ENDURANCE AND NEUROMUSCULAR EFFICIENCY
ISOKINETIC CONTRACTION
CABLE CURL; ARMS CURLED UP TOWARDS CHEST IS WHAT MOTION ?
CONCENTRIC MOTION
CABLE CURL; ARMS BACK DOWN IS WHAT MOTION ?
ECCENTRIC MOTION
WALL BALL SQUAT; DOWN TO FLOOR IS WHAT MOTION ?
ECCENTRIC MOTION
WALL BALL SQUAT; UP TO STANDING POSITION IS WHAT MOTION ?
CONCENTRIC MOTION
INFLUENCE APPLIED BY ONE OBJECT TO ANOTHER, RESULTS IN ACCELERATION OR DECELERATION OF SECOND OBJECT
FORCE