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Home Question Bank Biology Archive 2024 November 22

Biology Questions from Nov 22,2024

Browse the Biology Q&A Archive for Nov 22,2024, featuring a collection of homework questions and answers from this day. Find detailed solutions to enhance your understanding.

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What are the main contractile proteins of the thick and thin filament in a sarcomere called? Lower the labpad andexamine the 3D model if you need help. a) I-band and A-band b) Desmosomes and GAP junctions c) T-tubules and Sarcoplasmic reticulum d) Actin and myosin Which muscle cells have desmosomes and gap-junctions? \begin{tabular}{l} a) All of them \\ b) Smooth and skeletal muscle cells \\ c) Skeletal and cardiac muscle cells \\ d) Cardiac and smooth muscle cells \\ \hline\end{tabular} Which muscle cell does not contain myofibrils? Examine the 3D models or click the VIEW THEORY button if you need help. a) Skeletal b) All of them contain myofibrils. c) Smooth d) Cardiac \begin{tabular}{|c|c|}\hline \multicolumn{2}{c|}{ SMOOTH MUSCLE TISSUE } \\ \hline MYOFIBRILS & SHAPE \\ \hline NES & LONG, CYINDRICAL \\ \hline NUCLEI & SPINDLE \\ \hline MULTIPLE & FORKED, CYINDRICAL \\ \hline ONE & \\ \hline\end{tabular} DAY 1, 08:07 SCORE: \( 0 / 50 \) PROGRESS: 33\% Which two muscle tissues function as sphincters that control your body's openings DAY 1, 08:07 SCORE: \( 0 / 50 \) PROGRESS: 31\% Which muscle tissue is involved in regulating blood glucose levels by absorbing a large portion of it? DAY 1, 08:05 SCORE: \( 0 / 50 \) PROGRESS: \( 27 \% \) Which two muscle tissues are involved in thermoregulation by generating heat and adjusting the distribution of blood flow? \begin{tabular}{l|c|}\hline SKELETAL MUSCLE TISSUE \\ \hline CONTROL & LOCATION \\ \hline VOLUNTARY & SKELETON \\ \hline INVOLUNTARY & HEART \\ \hline & INTERNALORGANS \\ \hline\end{tabular} Which side effect is typically associated with silver diamine fluoride use in child Nausea skin rash Teeth staining Ulcerative gingivitis Which feature is a characteristic of materia alba? Select all that apply. \( \square \) Blue-green stain from mercury and lead dust \( \square \) Loosely attached collection of salivary oral debris, desquamated epithelial cells, leukocytes, and salivary proteins and lipids \( \square \) Resembles small curds of cottage cheese \( \square \) Mineralization by calcium and phosphate salts from saliva \( \square \) White, yellow, or grayish mass
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