Final Part-4
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Questions and Answers

Which of the following is NOT a component of negative feedback?

  • Control center
  • Receptor
  • Effector
  • Homeostasis (correct)

    • What is the primary purpose of negative feedback in the body?

  • To maintain a constant internal environment (correct)
  • To analyze information and determine a response
  • To activate mechanisms to correct an imbalance
  • To sense information and cause the opposite response

    • Which of the following is NOT a basic physiological need for maintaining homeostasis?

  • Oxygen
  • Temperature (correct)
  • Water
  • Food

    • Which term describes a body part that is closer to the point of attachment (trunk), primarily describing the extremities?

    <p>Proximal</p> Signup and view all the answers

    Which one of the following is NOT a function of water in the body?

    <p>Regulating body temperature</p> Signup and view all the answers

    Which building block of life consists of carbohydrates and nitrogen?

    <p>Protein</p> Signup and view all the answers

    Which type of fat, when eaten in moderation, gives the body the energy it needs to work properly?

    <p>Triglycerides</p> Signup and view all the answers

    Which of the following is NOT a characteristic of enzymes?

    <p>Enzymes are made up of nucleic acids</p> Signup and view all the answers

    Which of the following is NOT a function of enzymes?

    <p>Formation of DNA</p> Signup and view all the answers

    Which type of RNA carries the instructions for protein synthesis from the DNA gene to the ribosomes?

    <p>mRNA</p> Signup and view all the answers

    What are the two major steps involved in protein synthesis?

    <p>Transcription and translation</p> Signup and view all the answers

    During cell division, chromosomes are formed and carry DNA and genetic information onto each new cell. What is the role of DNA in this process?

    <p>DNA serves as a blueprint for protein synthesis</p> Signup and view all the answers

    Which location is responsible for transcription, where a gene of a DNA molecule 'unzips' to expose its bases?

    <p>Nucleus</p> Signup and view all the answers

    What is the function of the spliceosome in the process of mRNA editing?

    <p>It removes noncoding portions of the mRNA strand</p> Signup and view all the answers

    Which tissue type produces body and organ movement, as well as heat?

    <p>Muscle tissue</p> Signup and view all the answers

    Which type of gland discharges their secretion products directly into blood or interstitial fluid?

    <p>Endocrine glands</p> Signup and view all the answers

    Which type of gland collects their secretory products near the apical face of the cell and then releases them into a duct by pinching a vesicle off the distended end?

    <p>Apocrine glands</p> Signup and view all the answers

    Which protein is the most abundant in the body?

    <p>Collagen</p> Signup and view all the answers

    Where are collagen bundles found in the body?

    <p>Tendons</p> Signup and view all the answers

    Which mineral is most often associated with healthy bones and teeth?

    <p>Calcium</p> Signup and view all the answers

    What is the main role of potassium in the body?

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

    Which process converts lipids into ATP energy?

    <p>Beta oxidation</p> Signup and view all the answers

    Which of the following is true about DNA synthesis?

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

    Which type of tissue is responsible for communication between body parts?

    <p>Nervous tissue</p> Signup and view all the answers

    Which type of epithelial tissue is found in the lining of the urinary bladder and ureters?

    <p>Pseudostratified columnar</p> Signup and view all the answers

    Which type of connective tissue is found in the walls of some arteries and provides flexible, elastic support?

    <p>Elastic</p> Signup and view all the answers

    Which type of bone tissue is found in the outer shell of bones and functions in support, protection, and as a calcium reservoir?

    <p>Compact bone</p> Signup and view all the answers

    Which of the following is NOT a component of negative feedback?

    <p>Homeostasis</p> Signup and view all the answers

    What is the main role of negative feedback in the body?

    <p>To maintain a constant internal environment</p> Signup and view all the answers

    What are the three components of negative feedback?

    <p>Receptor, Control center, Effector</p> Signup and view all the answers

    Which mineral plays a role in blood clotting and is most often associated with healthy bones and teeth?

    <p>Calcium</p> Signup and view all the answers

    Which process converts lipids into ATP energy?

    <p>Beta oxidation</p> Signup and view all the answers

    Which of the following is NOT a component of negative feedback?

    <p>Amplifier</p> Signup and view all the answers

    What is the main role of potassium in the body?

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

    Which location is responsible for protein synthesis?

    <p>Cytoplasm</p> Signup and view all the answers

    Which molecule carries genetic information from the nucleus to the cytoplasm during protein synthesis?

    <p>mRNA</p> Signup and view all the answers

    What is the function of the spliceosome in mRNA editing?

    <p>Removes noncoding portions from the mRNA strand</p> Signup and view all the answers

    Which type of tissue supports body structures and transports substances throughout the body?

    <p>Connective Tissue</p> Signup and view all the answers

    Which type of gland discharges their secretion products into ducts?

    <p>Exocrine glands</p> Signup and view all the answers

    What is the most abundant protein in the body?

    <p>Collagen</p> Signup and view all the answers

    Which type of collagen forms two-dimensional networks and is found in the basal lamina beneath epithelial tissues?

    <p>Collagen IV</p> Signup and view all the answers

    Which type of exocrine gland collects their secretory products near the apical face of the cell and then releases them into a duct by pinching a vesicle off the distended end?

    <p>Apocrine glands</p> Signup and view all the answers

    Which of the following terms describes a body part that is closer to the point of attachment (trunk), primarily describing the extremities?

    <p>Distal</p> Signup and view all the answers

    Which of the following is NOT a function of water in the body?

    <p>Acting as a reactant in chemical reactions</p> Signup and view all the answers

    Which of the following is NOT a type of fat?

    <p>Triglycerides</p> Signup and view all the answers

    Which of the following is NOT a characteristic of acids?

    <p>Forms hydroxyl ions when dissociated in water</p> Signup and view all the answers

    Which type of epithelial tissue is found in the lining of the urinary bladder and ureters?

    <p>Stratified squamous</p> Signup and view all the answers

    Which type of connective tissue is found in the walls of some arteries and provides flexible, elastic support?

    <p>Elastic</p> Signup and view all the answers

    Which type of tissue is responsible for communication between body parts?

    <p>Nervous tissue</p> Signup and view all the answers

    Which type of bone tissue is found in the outer shell of bones and functions in support, protection, and as a calcium reservoir?

    <p>Compact bone</p> Signup and view all the answers

    Which of the following is true about enzymes?

    <p>All enzymes are catalysts</p> Signup and view all the answers

    What is the function of RNA in protein synthesis?

    <p>RNA carries the instructions for protein synthesis from the DNA gene to the ribosomes</p> Signup and view all the answers

    What is the role of the spliceosome in mRNA editing?

    <p>The spliceosome removes introns from mRNA transcript</p> Signup and view all the answers

    What is the principal role of RNA in protein synthesis?

    <p>RNA carries instructions for protein synthesis</p> Signup and view all the answers

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