PRACTICE QUESTIONS WITH CORRECT ANSWERS (2024
UPDATE)
Open Chain Exercise - ANSWER- Hand or foot free to move during exercise. Non weight
bearing with movement occurring at elbow or knee joint. If weight applied to distal portion of the
limb
ex. bench press, biceps curl, leg extensions, straight leg raises
Closed Chain Exercise - ANSWER- hand or foot is fixed
ex. pushups, handstand pushups, pull ups, squats, lunges
Lower Cross Syndrome - ANSWER- hyperlordosis = AS ilium
tight erector spinae, psoas, and quads
Upper Cross Syndrome - ANSWER- weak superficial are tight (SCM) & lower trap
tight pecs, upper trapezius and levator scap
Iliopsoas - ANSWER- flexes hip joint.
O: flexes femur on trunk
I: fixed and acting bilaterally
Rectus Femoris - ANSWER- quads extends the knee joint (primary)
flexes hip joint (secondary)
, TFL - ANSWER- abducts, flexes, and medially rotates hip joint
Adductor Group - ANSWER- lower,magnus, longus, brevis:
adducts lower limb
Erector Spinae - ANSWER- extension of vertebral column
in lower thoracics it draws ribs in
Gastrocnemius - ANSWER- plantar flexes ankle joint and assists in flexion of knee joint
Soleus - ANSWER- plantar flexes ankle joint
Tight: psoas, RF, TFL, Adductors, ERS, gastroc/soleus - ANSWER- results in
anterior rotation of pelvis
increased lumbar lordosis
hips flexion
knees may be hyperextended
Weak: Abs, Oblique, Glut. Max, Med and hamstrings - ANSWER- Common Injuries:
low back pain
knee pain
hamstring strains
Rectus Abdominis - ANSWER- flexes vertebral column brings thorax to pelvis