J uptake of atp by the myosin heads k attachment of

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Unformatted text preview: Response Value A. frontal B. parietal C. occipital 0% 0% 0% D. temporal 100% Score: 13. Feedback 0/0.5 bone repair The first step in bone repair is the formation of a: Student Response A. external callus of bone B. bud of new blood vessels C. hematoma Value 0% 0% 100% D. internal callus 0% Score: 14. Feedback 0.5/0.5 learned reflex When a pathway is automatically facilitated by the brain, when the proper circumstances are present, it is called: Student Response learned reflex A. Value 100% B. post-tetanic potentiation C. divergence D. convergence 0% 0% 0% Score: 15. Feedback 0.5/0.5 muscle spindle A muscle spindle receptor responds to: Student Response A. stretch and extension of the muscle. B. contraction of the muscle Value 100% 0% Feedback Student Response C. pain and other noxious stimuli D. signals from lower motor neurons. Score: 16. Value Feedback 0% 0% 0/0.5 hand rotation Starting in anatomical position, the hand is rotated so that the palm is down (or to the back). This movement is called: A. supination B. pronation Student Response Value 0% 100% C. elevation D. depression 0% 0% Score: 17. Feedback 0.5/0.5 Crossbridge attachment As soon as the active sites are exposed on actin: Student Response A. Calcium ions enter the axon B. Calcium ions are pumped back into 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. Breakdown of ACh by AChase. G. Opening of the voltage-gated sodium channels. H. Opening of potassium channels. I. The troponin-tropomyosin complex shifts, exposing the active sites on actin. J. Uptake of ATP by the myosin heads. K. Attachment of actin-myosin crossbridges and swiveling of the myosin heads. Score: 18. 0.5/0.5 pelvis Match letters with parts. A ischial tuberosity B greater sciatic notch C pubic crest D iliac crest E acetabulum Value 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 100% Feedback Statement Response A B C D E pubic crest ischial tuberosity greater sciatic notch iliac crest acetabulum Score: 19. Value 0.0% 0.0% 0.0% 0.0% 0.0 % 0/0.5 thigh movement Movement in which the thigh is raised toward the abdomen is _____ of the hip. A. flexion Student Response Value 100% B. extension C. abduction D. adduction 0% 0% 0% Score: 20. Feedback 0.5/0.5 thalamus The brain center which filters out sensory stimuli and sends it to appropriate locations is the: Student Response thalamus A. B. hypothalamus C. substantia nigra D. basal nuclei E. pons Score: Value 100% 0% 0% 0% 0% 0.5/0.5 View Attempt 6 of unlimited Title: Started: Submitted: Time spent: Alternate Substitute Quiz December 6, 2008 2:57 PM December 6, 2008 3:18 PM 00:21:37 Total score: 8.6/10 = 86% radius-ulna 1. Total score adjusted by 0.0 Match letters with bone parts. A styloid process B olecranon process C interosseus membrane D trochlear notch Maximum possible score: 10 Feedback E head of radius F coronoid process G radial tuberosity Statement Response head of radius radial tuberosity interosseus membrane coronoid pr...
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