UPDATED Kinesiology In Action Chapter 1-14 (post- test)

A person is reaching forward and upward into a cabinet. In which plane and around which axis does this movement primarily occur? A. Transverse plane around a sagittal axis B. Sagittal plane around a frontal axis C. Frontal plane around a vertical axis D. Horizontal plane around a sagittal axis - correct answersB. Sagittal plane around a frontal axis A person is turning a key in a door lock. In which plane and around which axis does movement of the forearm primarily occur when turning the key? A. Transverse plane around a vertical axis B. Sagittal plane around a frontal axis C. Frontal plane around a vertical axis D. Horizontal plane around a sagittal axis - correct answersA. Transverse plane around a vertical axis Which of the following statements BEST describes the movement occurring at the ankle joints when a person in a standing position rises up on his or her toes? A. Passive and open kinematic chain B. Active and open kinematic chain C. Passive and closed kinematic chain D. Active and closed kinematic chain - correct answersD. Active and closed kinematic chain Which of the following statements explains why a person in the standing position is less stable than a person in a sitting position? A. The center of gravity is higher and the base of support is narrower. B. The center of gravity is lower and the base of support is narrower. C. The center of gravity is higher and the base of support is wider. D. The center of gravity is lower and the base of support is narrower. - correct answersA. The center of gravity is higher and the base of support is narrower. 5. A person participates in a daily stretching program of the hamstring muscles and, over time, increases the permanent flexibility and length of the hamstrings. Which of the following areas on the Stress-Strain curve represents this new condition of the hamstring muscles? A. Elastic region B. Toe region C. Plastic region D. Mechanical failure - correct answersC. Plastic region A person who is walking loses balance and falls when nudged. Which state of equilibrium does this scenario BEST represent? A. Stable equilibrium B. Unstable equilibrium C. Neutral equilibrium D. A and C - correct answersB. Unstable equilibrium Vector forces of equal magnitude but in the opposite direction and with moment arms of the same distance are most likely to have what effect on joint movement? A. Movement of the joint in the direction of the muscle force B. No movement of the joint C. Movement of the joint in the direction of the force opposing the muscle D. Alternating movement of the joint in each direction of the forces - correct answersB. No movement of the joint Where on the forearm should a cuff weight be placed to require the greatest work from the biceps muscle to lift the weight? (Hint: Consider the moment arm for the force of the weight.) A. Around the mid forearm B. Around the wrist C. In the hand D. Close to the elbow joint - correct answersC. In the hand How does the angle of insertion influence the ability of the biceps muscle to generate a force? A. A small angle increases the muscle's ability. B. The angle does not have an effect on the muscle's ability. C. A 45-degree angle results in more joint compression than muscle force. D. A 90-degree angle increases the muscle's ability. - correct answersD. A 90-degree angle increases the muscle's ability. In which direction are the hamstrings most likely pulling the pelvis if the rectus abdominis muscle is pulling the anterior portion of the pelvis in a superior direction to produce a posterior tilt (rotation) of the pelvis? A. Superior B. Anterior C. Inferior D. Posterior - correct answersC. Inferior Which of the tissue components gives the most when stretched? A. Collagen B. Elastin C. Ground substance D. Osteoblasts - correct answersB. Elastin Which of the following tissues has the BEST blood supply to promote healing after injury? A. Menisci B. Articular cartilage C. Fibrocartilage D. Bone - correct answersD. Bone An athlete sustained a severe injury of the knee's medial collateral ligament. Which of the following feedback mechanisms to the brain will likely NOT be affected by this injury? A. How the joint moves and where it is in space B. When the joint is compressed or distracted C. How the joint receives nutrients D. When the joint is injured - correct answersC. How the joint receives nutrients Which statement BEST describes articular cartilage? A. It is a form of hyaline cartilage with a good blood supply and an ability to heal well. B. It is a form of fibrocartilage and assists with controlling movement. C. It is a form of hyaline cartilage with a poor blood supply and an inability to heal well. D. It is a form of fibrocartilage and has abundant pain receptors. - correct answersC. It is a form of hyaline cartilage with a poor blood supply and an inability to heal well. Which of the following joints is an example of a symphysis joint? A. Joint between the bones in the skull B. Joint between a tooth and the mandible C. Joint between the radius and ulna in the forearm formed by interosseous membrane D. Joint between the vertebrae and the discs in the spine - correct answersD. Joint between the vertebrae and the discs in the spine Which of the following definitions BEST describes a saddle joint? A. Each of the joint surfaces has both a concave and convex surface. B. One joint surface is concave and the other surface is convex. C. Each of the joint surfaces is relatively flat. D. One joint surface fits like a peg in the hole of the opposite joint surface. - correct answersA. Each of the joint surfaces has both a concave and convex surface. A person lying on the stomach flexes the knee to stretch the anterior quadriceps muscle. Due to tight quadriceps muscles and knee joint capsule and ligament structures, the flexion is limited to only 90 degrees (normal is typically 130 degrees in the position). Which of the following BEST describes the end-feel of this knee flexion? A. Firm end-feel B. Soft end-feel C. Hard end-feel D. Empty end-feel - correct answersA. Firm end-feel Which of the following positions of the elbow is MOST LIKELY to allow the greatest amount of joint movement between the joint surfaces when a clinician is applying