AAO Exam 1 Questions with 100% Correct Answers | Verified | Updated

AAO Exam 1 Questions with 100% Correct Answers | Verified | Updated frontal plane & motions - answerdivides the body into anterior and posterior portions (Abd, Add, eversion, inversion sagittal plane and motions - answerdivides the body into a right and left side (flex, ext) transverse plane & motions - answerdivides the body into superior and inferior parts (lateral/medial rotation, external/internal rotation, pronation/supination, horizontal abd/add frontal axis - answerRUNS THROUGH A JOINT FROM SIDE TO SIDE; FLEXION AND EXTENSION sagittal axis - answerimaginary line passing from front to back through the body and around which frontal plane rotations occur vertical axis of rotation - answerAn imaginary line running from top to bottom allowing a spinning rotation anatomical position - answererect, feet forward, arms at side with palms facing forward, head facing forward another word for posterior another word for anterior - answerdorsal- posterior ventral or volar- anterior cranial direction - answertoward the head or upper body caudal direction - answertoward the tail origin vs insertion - answerorigin moves least and typically proximal insertion moves most and typically distal Kinetic Chain closed chain vs open chain - answerA concept that describes the human body as a chain of interdependent links that work together to perform movement. closed chain: proximal joints move in relation to fixed distal joints (sit to stand) open chain: free movement of distal body segment in space (brushing teeth) most common type of lever and example - answer3rd class (AFR= axis force resistance) increases velocity due to close proximity of force to axis Stress vs. Strain - answerstress: amount of applied force per area strain: amount of material displacemen