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Unformatted text preview: al epicondyle F lateral collateral ligament B annular ligament H radial tubercle J bursa G tendon of the triceps brachii D olecranon process A trochlea I synovial membrane of joint capsule C Statement tendon of the biceps brachii lateral epicondyle lateral collateral ligament annular ligament radial tubercle bursa tendon of the triceps brachii olecranon process trochlea synovial membrane of joint capsule Score: E F B H J G D A I C Response Value 0.0% 0.0% 0.0% 0.0% 10.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.05/0.5 10. 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 Calcium ions enter the axon A. B. Calcium ions enter the sarcoplasm from the sarcoplasmic reticulum. C. Acetylcholine is released into the synaptic cleft by exocytosis. D. Acetylcholine binds to post-synaptic receptors on the sarcolemma. E. Na+ moves across the sarcolemma into the muscle cell. F. Opening of the chemically-gated sodium channels. G. Opening of the voltage-gated sodium channels. H. Opening of potassium channels. I. Binding of calcium ions to Troponin C. J. Uptake of ATP by the myosin heads. K. Attachment of actin-myosin crossbridges and swiveling of the myosin heads. Score: Value 100% Feedback 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0.5/0.5 11. pyramidal tract fibers Fibers which cross in the pyramids are concerned with: Student Response A. Motor control on the same side of the body as their origin. B. Motor control on the opposite side of the body from their origin. C. Motor control for equilibrium and balance. D. Proprioception and muscle sense. E. Both answers #3 and #4. Score: Value Feedback 0% 100% 0% 0% 0% 0/0.5 12. eccrine sweat glands Sympathetic stimulation of the eccrine sweat glands is through _____ fibers. Student Response A. cholinergic, nicotinic B. cholinergic, muscarinic Value 0% 100% C. adrenergic, alpha D. adrenergic, beta 0% 0% Score: 0.5/0.5 Feedback 13. hyperpolarization Opening of the chemically-gated K+ channels would produce: Student Response A. B. C. D. E. depolarization hyperpolarization EPSP IPSP Both #1 and #3. F. Both #2 and #4. Score: Value Feedback 0% 0% 0% 0% 0% 100% 0.5/0.5 14. first cell in bone remodeling The cell which initiates the process of remodeling in adult bone: A. osteoclast B. osteoblast Student Response Value 100% 0% C. osteocyte D. mesenchyme cell 0% 0% Score: Feedback 0/0.5 15. Ca<sup>+2</sup> release Ca+2 is released into the sarcoplasm when an action potential stimulates the: Student Response A. sarcolemma B. T-tubules C. sarcoplasmic reticulum Value 0% 0% 100% D. myosin heads 0% Score: 17. 0.5/0.5 Feedback intracapsular ligaments The _____ are intracapsular ligaments which help to prevent anteroposterior displacement and twisting of the knee. Student Response A. medial and lateral collateral ligaments B. medial and lateral retinacula C. medial and lateral menisci D. anterior and posterior cruciate ligaments Score: Value Feedback 0% 0% 0% 100% 0...
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This note was uploaded on 01/29/2013 for the course BIOL 239 taught by Professor Swan during the Fall '12 term at New Mexico.

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