BIOS 252 Final Exam Review (Latest 2024 /
2025) : Anatomy And Physiology II With Lab -
Chamberlain What are the three types of muscle tissue? - ANSWER Skeletal, Cardiac, and Smooth What are characteristics of skeletal muscle? - ANSWER Striated, voluntary, multinucleated, somatic nervous system control What are characteristics of smooth muscle? - ANSWER Non-striated, involuntary, uninucleated, autonomic nervous control What are characteristics of cardiac muscle? - ANSWER Striated, branching, uninucleated, involuntary, autonomic nervous control, intercalated discs (gap junctions) 1 / 3
What is the thick filament? - ANSWER Myosin What is the thin filament? - ANSWER Actin What are mediating proteins of muscle tissue? - ANSWER Troponin and Tropomyosin What does Calcium bind to? - ANSWER Troponin Where does Calcium come from? - ANSWER Sarcoplasmic Reticulum 2 / 3
When Calcium binds to Troponin, what happens? - ANSWER There is a confirmational change wherein Troponin moves Tropomyosin away so that Myosin can bind to Actin What are characteristics of all muscles? - ANSWER Electrical excitability, extensibility, elasticity, contractility What are the three meninges from outer to inner, including spaces? - ANSWER Dura Mater, Arachnoid Mater, Subarachnoid Space (where CSF is found), Pia Mater (directly attached to spinal cord and brain) What is the filum terminale? - ANSWER An extension of the Pia Mater which attaches the spinal cord to coccygeal segment What is an isometric contraction? - ANSWER Length of muscle does not change, but tension does
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