A epimysium student response value 100 b perimysium c

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: e 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: 16. 0.5/0.5 Value 0% 0% 0% 0% 0% 0% 0% 0% 100% 0% 0% Feedback relative refractory period The period during which the trigger region is effectively inhibited but not prevented from generating an action potential is the: Student Response A. absolute refractory period B. relative refractory period 0% 0% C. D. E. F. 0% 0% 0% 100% period of depolarization period of hyperpolarization Both answers 1 and 3 Both answers 2 and 4 Score: Value Feedback 0/0.5 17. graded potential A small local depolarization or hyperpolarization is known as: Student Response A. EPSP B. IPSP C. graded potential 0% 0% 0% D. all of the above E. #1 and #2 only. 100% 0% Score: Value Feedback 0/0.5 18. osteoclasts Osteoclasts are derived at some point from: Student Response mesenchyme cells monocytes osteoprogenitor cells all of the above E. Answers 1 and 2 only. A. B. C. D. Score: 0.5/0.5 19. elastic connective tissue Value 0% 0% 0% 0% 100% Feedback The stroma of the lungs contains _____ which permits its expansion and recoil. Student Response A. areolar connective tissue B. elastic connective tissue Value 0% 100% C. fibrous connective tissue D. dense irregular connective tissue 0% 0% Score: Feedback 0.5/0.5 20. myogenic The type(s) of muscle which have myogenic cells: Student Response skeletal muscle cardiac muscle smooth muscle Both 1 and 2 E. Both 2 and 3 A. B. C. D. Score: Value 0% 0% 0% 0% 100% Feedback 0.5/0.5 1. central sulcus The _____ separates the mainly motor from the mainly sensory portions of the cerebrum. Student Response A. longitudinal sulcus B. transverse sulcus C. central sulcus D. lateral sulcus Score: Value Feedback 0% 0% 100% 0% 0.5/0.5 2. non-movable joints Joints which non-movable are usually classified structurally as _____ joints. Student Response Value A. synovial 0% B. cartilaginous C. fibrous 0% 100% Feedback Score: 0/0.5 3. sympathetic effect on glands Most glands are _____ by the sympathetic nervous system. Student Response A. activated B. inhibited Score: Value Feedback 0% 100% 0.5/0.5 4. Gates at Nodes In myelinated peripheral nerves the voltage gates are located only at the Nodes of Ranvier. A. True Student Response Value 100% B. False 0% Score: Feedback 0.5/0.5 6. substantia nigra The brain region involved when insufficient dopamine production produces Parkinson's disease: Student Response A. thalamus B. hypothalamus C. substantia nigra Value 0% 0% 100% D. basal nuclei E. pons 0% 0% Score: 0.5/0.5 8. Tissues vs. Characteristics 1 Fe...
View Full Document

Ask a homework question - tutors are online