In the sarcomere which elastic protein attaches the thick filament to the Z line?
What will be an ideal response?
titin
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All incoming impulses are sent to the brain for detailed processing.
Answer the following statement true (T) or false (F)
Axons of the corticobulbar tracts
A. descend in the lateral funiculus of the spinal cord and synapse with anterior horn motor neurons. B. descend in the anterior funiculus of the spinal cord and synapse with lateral horn motor neurons. C. do not pass through the spinal cord, as they synapse with lower motor neurons in brainstem cranial nuclei. D. do not pass through the spinal cord, as they synapse with cerebellar Purkinje cells. E. connect the supplementary motor cortex with the primary motor cortex.
Which structure in the muscle cell stores calcium?
A) sarcoplasmic reticulum B) sarcolemma C) transverse tubules D) myofibril
Which of the following is NOT classified as a connective tissue?
A) bone B) hyaline cartilage C) blood D) skeletal muscle E) loose adipose