Cell Biology Quiz: Membranes and Division
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Questions and Answers

Which term describes the movement of water across a selectively permeable membrane?

  • Osmosis (correct)
  • Active Transport
  • Diffusion
  • Facilitated Diffusion
  • In a hypertonic solution, what is the expected outcome for animal cells?

  • Cells will lyse
  • Cells will crenate (correct)
  • Cells will undergo mitosis
  • Cells will remain unchanged
  • Which transport mechanism requires energy in the form of ATP?

  • Osmosis
  • Active Transport (correct)
  • Passive Transport
  • Simple Diffusion
  • What process occurs during cytokinesis?

    <p>Division of the cytoplasm</p> Signup and view all the answers

    Which of the following solutes is likely to be impermeable through dialysis tubing?

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

    What is the primary characteristic of an isotonic solution?

    <p>It has an equal solute concentration compared to the cell</p> Signup and view all the answers

    During which stage of the cell cycle does DNA replication occur?

    <p>S phase</p> Signup and view all the answers

    Which of the following describes a cell in the process of mitosis?

    <p>Chromosomes are condensing and becoming visible</p> Signup and view all the answers

    What is the first zone of cartilage development involved in bone growth?

    <p>Zone of reserve cartilage</p> Signup and view all the answers

    Which zone is primarily responsible for the maturation and enlargement of chondrocytes?

    <p>Zone of hypertrophy and maturation</p> Signup and view all the answers

    How many cranial bones compose the calvaria?

    <p>8</p> Signup and view all the answers

    Which of the following is NOT a component of the mandible?

    <p>Zygomatic process</p> Signup and view all the answers

    What is the primary function of eccrine sweat glands located in the reticular layer of the skin?

    <p>Temperature regulation</p> Signup and view all the answers

    What is the total number of facial bones in the human skull?

    <p>14</p> Signup and view all the answers

    Which of the following zones is associated with the final transformation of cartilage into bone?

    <p>Zone of ossification</p> Signup and view all the answers

    Which structure is responsible for producing hair and is found in the reticular layer?

    <p>Hair bulb</p> Signup and view all the answers

    Which cranial bone is located at the forefront of the skull?

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

    What is the function of the lamellated corpuscles in the reticular layer of the skin?

    <p>Sensing pressure and vibration</p> Signup and view all the answers

    Which process of the mandible is involved in jaw movement?

    <p>Condylar process</p> Signup and view all the answers

    Which part of the nail anatomy protects the nail matrix?

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

    In the context of nail anatomy, what is the lunula?

    <p>The visible part of the nail matrix</p> Signup and view all the answers

    Which structure helps to raise hair follicles when stimulated?

    <p>Arrector pili muscle</p> Signup and view all the answers

    What distinguishes thick skin from thin skin, specifically in the context of histology?

    <p>Thickness of the epidermis</p> Signup and view all the answers

    What constitutes the hypodermis layer in skin anatomy?

    <p>Fatty tissue and connective tissue</p> Signup and view all the answers

    Which component of nail anatomy is often removed during manicures?

    <p>Free edge of the nail</p> Signup and view all the answers

    What is the role of the hair papilla in hair anatomy?

    <p>Nourishing hair follicles</p> Signup and view all the answers

    Which of the following conditions is characterized by yellowing of the skin, indicating potential underlying health issues?

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

    Which type of burn is identified as a full-thickness burn?

    <p>Third-degree burn</p> Signup and view all the answers

    What skin condition often presents as raised, itchy welts and is commonly linked to allergic reactions?

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

    Which of the following pathologies is related to a pigment disorder and can indicate issues with hormone levels?

    <p>Addison's disease</p> Signup and view all the answers

    Which type of skin cancer is known as the most common form among skin cancers?

    <p>Basal Cell Carcinoma (BCC)</p> Signup and view all the answers

    Which of the following conditions may develop as a result of prolonged immobility or pressure on the skin?

    <p>Pressure sores</p> Signup and view all the answers

    What type of cartilage is known for providing flexibility and support, often found in the ear and nose?

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

    Which type of burn typically results in blisters and can be classified as a partial-thickness burn?

    <p>Second-degree burn</p> Signup and view all the answers

    Which of the following skin conditions is primarily associated with inflammation and can result from certain medications or diseases?

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

    Which type of cartilage serves as the primary type of cartilage found in articular surfaces of joints?

    <p>Hyaline cartilage</p> Signup and view all the answers

    What is the primary function of osteoclasts in bone tissue?

    <p>Resorption of bone tissue</p> Signup and view all the answers

    Which structure is considered the functional unit of compact bone?

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

    What feature distinguishes spongy bone from compact bone?

    <p>Presence of trabeculae</p> Signup and view all the answers

    Which element is NOT a component of compact bone's microscopic anatomy?

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

    Which type of bone marrow is primarily associated with blood cell production?

    <p>Red bone marrow</p> Signup and view all the answers

    Which of the following statements about lamellae in compact bone is false?

    <p>Lamellae contain blood vessels within their structure.</p> Signup and view all the answers

    What is the role of the periosteum in bone anatomy?

    <p>It provides a protective layer and nourishment.</p> Signup and view all the answers

    Which cellular component is predominantly involved in building new bone?

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

    What distinguishes the composition of yellow bone marrow from that of red bone marrow?

    <p>Yellow bone marrow is primarily fat.</p> Signup and view all the answers

    What is the main function of canaliculi in bone structure?

    <p>Transport nutrients between osteocytes</p> Signup and view all the answers

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