Acids

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Questions and Answers

Which branch of anatomy studies the function of body structures?

  • Physiology (correct)
  • Microscopic Anatomy
  • Cytology
  • Gross Anatomy

Which level of structural organization is composed of two to four tissues that work together to perform one or more specific functions?

  • Chemical
  • Cellular
  • Tissues
  • Organs (correct)

Which type of tissue covers the body surface and lines its cavities?

  • Connective
  • Epithelium (correct)
  • Nervous
  • Muscle

Which of the following is an example of an inorganic compound?

<p>NaCl (C)</p> Signup and view all the answers

What is the most abundant compound in cells?

<p>H2O (C)</p> Signup and view all the answers

Which type of bond involves the sharing of electrons between atoms?

<p>Covalent bond (A)</p> Signup and view all the answers

What is the role of H2O in the body?

<p>All of the above (D)</p> Signup and view all the answers

Which of the following is the outer boundary of a cell and selectively permeable to molecules inside the body?

<p>Phospholipid bilayer (B)</p> Signup and view all the answers

Which type of membrane proteins span the membrane completely and form ion channels, transporters, and hormone receptors?

<p>Integral proteins (A)</p> Signup and view all the answers

What is the function of membrane carbohydrates (glycocalyx) on the cell membrane?

<p>To anchor cells together (B)</p> Signup and view all the answers

Which of the following is true about acids and bases?

<p>Acids have a high concentration of hydrogen ions and bases have a low concentration of hydroxyl ions. (D)</p> Signup and view all the answers

What is the pH of a neutral solution?

<p>pH 7 (A)</p> Signup and view all the answers

Which of the following is true about proteins?

<p>All of the above. (D)</p> Signup and view all the answers

What is the basic building block of nucleic acids?

<p>Nucleotide (C)</p> Signup and view all the answers

Which level of structural organization is composed of two to four tissues that work together to perform one or more specific functions?

<p>Organ system (A)</p> Signup and view all the answers

What is the basic building block of nucleic acids?

<p>Molecule (B)</p> Signup and view all the answers

Which of the following is true about proteins?

<p>Proteins perform various functions in the body. (B)</p> Signup and view all the answers

Which of the following is the outer boundary of a cell and selectively permeable to molecules inside the body?

<p>Cell membrane (A)</p> Signup and view all the answers

Which branch of anatomy studies the function of body structures?

<p>Physiology (A)</p> Signup and view all the answers

Which of the following is true about acids and bases?

<p>Acids donate H+ ions and bases accept H+ ions. (C)</p> Signup and view all the answers

Which type of bond involves the sharing of electrons between atoms?

<p>Covalent bond (D)</p> Signup and view all the answers

Which type of anatomy studies the function of body structures?

<p>Microscopic Anatomy (A)</p> Signup and view all the answers

Which level of structural organization is composed of groups of structurally similar cells with a common function?

<p>Tissue level (A)</p> Signup and view all the answers

Which type of tissue provides force, enabling movement?

<p>Muscle (A)</p> Signup and view all the answers

What is the most abundant compound in cells?

<p>H2O (A)</p> Signup and view all the answers

Which type of bond involves the sharing of electrons between atoms?

<p>Covalent bond (B)</p> Signup and view all the answers

What is the function of membrane carbohydrates (glycocalyx) on the cell membrane?

<p>Facilitate cell-cell recognition (A)</p> Signup and view all the answers

What is the role of H2O in the body?

<p>Maintain pH balance (A)</p> Signup and view all the answers

Which of the following is true about electrolytes?

<p>Electrolytes are substances that conduct electricity when dissolved in water. (B)</p> Signup and view all the answers

Which of the following is true about the pH scale?

<p>A solution with a pH of 5 has a higher H+ concentration than a solution with a pH of 6. (B)</p> Signup and view all the answers

Which of the following is true about monosaccharides?

<p>Monosaccharides are the basic building blocks of carbohydrates. (C)</p> Signup and view all the answers

Which of the following is true about proteins?

<p>All of the above. (D)</p> Signup and view all the answers

Which of the following is true about lipids?

<p>Lipids are the main component of cell membranes. (C)</p> Signup and view all the answers

Which of the following is true about nucleic acids?

<p>RNA carries out instructions for protein synthesis. (A)</p> Signup and view all the answers

Which of the following is true about the cell?

<p>The cell is the basic structural and functional unit of the body. (D)</p> Signup and view all the answers

Which of the following is true about the fluid mosaic model of the cell membrane?

<p>Both A and B (C)</p> Signup and view all the answers

Which of the following is a function of microvilli on the cell membrane?

<p>Increase cell surface area (D)</p> Signup and view all the answers

Which of the following is a characteristic of integral proteins?

<p>They form ion channels, transporters, and hormone receptors (C)</p> Signup and view all the answers

Which of the following is NOT a characteristic of peripheral proteins?

<p>They are free to 'float' around the cell surface (D)</p> Signup and view all the answers

Which of the following is true about membrane carbohydrates (glycocalyx)?

<p>They are bound to proteins or lipids (A)</p> Signup and view all the answers

Which of the following is true about the phospholipid bilayer of the cell membrane?

<p>The cholesterol adds stability (D)</p> Signup and view all the answers

Which of the following is true about the cell membrane?

<p>Both A and B (C)</p> Signup and view all the answers

Which of the following is true about integral proteins?

<p>None of the above (D)</p> Signup and view all the answers

Which of the following is true about peripheral proteins?

<p>They are located on the inner or outer surface of the bilayer (B)</p> Signup and view all the answers

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