A symphyses b amphiarthroses c syndesmoses d

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Unformatted text preview: disease in which the immune system cells release chemicals which attack the joint tissues and cause severe inflammation is called: Student Response Value Correct Answer Feedback 1. gouty arthritis 0% 2. rheumatoid arthritis 100% 3. osteoarthritis 0% 4. inflammatory 0% arthritis Score: 33. 1/1 16) thigh fixation Which muscle fixes the thigh in an extended position? Student Response Value 1. Gluteus maximus 0% 3. Rectus femoris 0% 4. Iliopsoas 0% Score: 34. Feedback 100% 2. Biceps femoris Correct Answer 1/1 19) lateral epicondylitis The origin of the _____ is inflammed in lateral epicondylitis. Student Response 1. Flexor Value 0% Correct Answer Feedback Student Response Value Correct Answer Feedback digitorum superfi 2. Extensor carpi 100% radialis longus 3. Flexor retinaculum 0% 4. Medial collateral ligament 0% Score: 35. 1/1 15) knee fixation Which muscle fixes the knee in an extended position? Student Response Value 1. Gluteus maximus 0% 3. Rectus femoris 100% 4. Gracilis 0% Score: 36. Feedback 0% 2. Biceps femoris Correct Answer 1/1 41) rotator cuff Which muscle is NOT a member of the rotator cuff? Student Response Value 1. Teres major Correct Answer Feedback 100% 2. supraspinatus 0% 3. infraspinatus 0% 4. subscapularis 0% Score: 37. 1/1 4) action potential travels to the: The action potential travels to the _____ to enter the muscle cell. Student Response 1. T-tubules Value Correct Answer Feedback 100% 2. sarcoplasmic 0% reticulum 3. troponin 0% 4. tropomyosin 0% Score: 38. 1/1 binds calcium Which of the following binds calcium ions: Student Response Value Correct Answer Feedback A. sarcoplasmic 50% reticulum B troponin C . 50% C. myosin 0% D. all of the above 0% E. 1 and 2, but not 3 100% Score: 39. 0.5/1 Impulse reaches the axon terminus What is the first thing that happens when an impulse reaches the axon terminus of a neuromuscular junction? Student Response Value A Calcium ions 100% . enter the axon B. Calcium ions 0% enter the sarcoplasm from the sarcoplasmic reticulum. C. Acetylcholine 0% is released into the synaptic cleft by exocytosis. D. Acetylcholine 0% binds to post- Correct Answer Feedback Student Response Value Correct Answer Feedback synaptic receptors on the sarcolemma. E. Na+ moves 0% across the sarcolemma into the muscle cell. F. Opening of 0% the chemicallygated sodium channels. G. Opening of 0% the voltagegated sodium channels. H. Opening of potassium channels. 0% I. Binding of 0% calcium ions to Troponin C. J. Uptake of ATP by the myosin heads. 0% K. Attachment of 0% actin-myosin crossbridges and swiveling of the myosin heads. Score: 40. 1/1 Ca++ binds to troponin C As soon as Ca++ ions are released into the sarcoplasm: Student Response Value A. Calcium ions 0% enter the axon B. Calcium ions 0% are pumped back into the sarcoplasmic reticulum. Correct Answer Feedback Student Response Value Correct Answer Feedback C Acetylcholine 0% . is released into the synaptic cleft by exocytosis. D. Acetylcholine 0% binds to postsynaptic receptors on...
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