Class 2 levers Study guides, Class notes & Summaries

1st Class Lever - Fulcrum located between R and F R & F in the same direction F + R=Fulcrum MA depends on the location of the fulcrum MA=1 *Atlanto-occipital joint 2nd Class Lever - F<R Advantageous in terms of force (MA>1) Most levers used in daily life *Ankle in tiptoeing 3rd Class Lever - F>R Disadvantage in terms of force (MA<1) Majority of the human body joints (95%) Advantage in displacement and speed and the main source of human mobility *Elbow in lifting 6 join...

Classes of Levers - Class 1, Class 2, Class 3 Class 1 Levers - Fulcrum is in the middle, with the effort (input) force on one side of the fulcrum and resistance (output) on the other side. Mechanical Advantage greater or less than 1 Ex: Seesaw, Crowbar, Pair of Scissors. Class 2 Levers - Resistance is in the middle, the effort is applied on one side of the resistance and the fulcrum on the other side. Mechanical Advantage always greater than 1 Ex: Wheelbarrow, nutcracker, bottle opener, ...

teardrop pad can help for what type of injury? - Transverse arch sprain/strain A written document that defines the standard of care required in every conceivable event during an emergency situation defines what? - An emergency action plan According to NCAA policies, how frequently are sports rules reviewed and potentially revised? - - Every year According to the NATA position statement on Management of the Cervical Spine Injured Athlete, what is correct regarding facemark removal? - If the...

Classes of Levers - ANSWER Class 1, Class 2, Class 3 Class 1 Levers - ANSWER Fulcrum is in the middle, with the effort (input) force on one side of the fulcrum and resistance (output) on the other side. Mechanical Advantage greater or less than 1 Ex: Seesaw, Crowbar, Pair of Scissors. Class 2 Levers - ANSWER Resistance is in the middle, the effort is applied on one side of the resistance and the fulcrum on the other side. Mechanical Advantage always greater than 1 Ex: Wheelbarrow, nu...

What is a lever? CORRECT ANSWER A lever is a simple machine which provides a mechanical advantage in carrying loads. What comprises a lever? CORRECT ANSWER A lever comprises a fulcrum, which is a hinge or a pivot, and a beam or a rigid rod. What forces are applied to the beam of a lever? CORRECT ANSWER The input force, or the effort, and the output force, which carries the load. What happens to the input force applied to the beam of a lever? CORRECT ANSWER The input force is converted ...

Classes of Levers - ANSWER-Class 1, Class 2, Class 3 Class 1 Levers - ANSWER-Fulcrum is in the middle, with the effort (input) force on one side of the fulcrum and resistance (output) on the other side. Mechanical Advantage greater or less than 1 Ex: Seesaw, Crowbar, Pair of Scissors. Class 2 Levers - ANSWER-Resistance is in the middle, the effort is applied on one side of the resistance and the fulcrum on the other side. Mechanical Advantage always greater than 1 Ex: Wheelbarrow, nu...

COKO Exam Study Prep 1 - Biomech & Ergo UPDATED The lever created by the foot and the calf muscle when raising the heel off the ground is a ________ class lever - ANSWER second What is the purpose of the NIOSH lifting equation? - ANSWER First class lever - ANSWER The fulcrum (joint) is in the middle - between the load and resistance/ effort (force applied, e.g muscle tension) Second class lever - ANSWER Resistance (load) is in the middle - between the effort (muscle tension) and fulc...

kinematics - Answer-description of motion including planes of motion, type, and the direction of the motion kinetics - Answer-study of motion and it's causes like gravity and muscles center of gravity - Answer-the point around which an object's weight is evenly distributed. It can change when a person raises their arms or jumps line of gravity - Answer-imaginary vertical line that passes through the center of gravity. If it is located in the person's base of support, then the object is ...

POAT Midterm Exam Questions and Answers 100% Pass what is an orthosis? - Answer- an externally applied device to a part of the body to correct deformity, improve function or relieve symptoms of a disease Purposes for orthotic prescription: - Answer- -Improve performance of functional activities -Improve mobility -Deformity prevention -Correction of deformity -Immobilization/Control/Protection -Regulating or reducing muscle tone -Stabilizing weak/flaccid muscles When does someone need...

FCTC Written Study Guide 2024 Classes of Levers - answerClass 1, Class 2, Class 3 Class 1 Levers - answerFulcrum is in the middle, with the effort (input) force on one side of the fulcrum and resistance (output) on the other side. Mechanical Advantage greater or less than 1 Ex: Seesaw, Crowbar, Pair of Scissors. Class 2 Levers - answerResistance is in the middle, the effort is applied on one side of the resistance and the fulcrum on the other side. Mechanical Advantage always greater tha...