Animal and Plant Tissues: Level of Organization
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Questions and Answers

Which type of glands have ducts or tubes that deliver secretions onto internal and external surfaces?

  • Cartilage
  • Dense connective tissue
  • Loose connective tissue
  • Endocrine glands (correct)

What is the major component of the matrix in loose connective tissue?

  • Digestive enzymes
  • Earwax
  • Tears
  • Collagen fibers (correct)

Which type of connective tissue holds organs in place and underlies epithelia?

  • Cartilage
  • Exocrine glands
  • Dense irregular connective tissue
  • Dense connective tissue (correct)

What are signaling molecules released by endocrine glands called?

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

In which type of connective tissue are collagen and fibroblasts more tightly packed?

<p>Dense irregular connective tissue (C)</p> Signup and view all the answers

What characterizes cartilage in terms of its composition?

<p>Collagenous fibers and rubbery glycoproteins (A)</p> Signup and view all the answers

What are the contractile protein filaments found in muscle tissue?

<p>Actin and myosin filaments (C)</p> Signup and view all the answers

Which type of muscle tissue attaches to bones and moves the body or its parts?

<p>Skeletal muscle tissue (A)</p> Signup and view all the answers

What is the characteristic feature of cardiac muscle tissue?

<p>Has a striated appearance (D)</p> Signup and view all the answers

Which type of muscles are responsible for contracting reflexively?

<p>Skeletal muscle tissue (A)</p> Signup and view all the answers

Where is smooth muscle tissue mainly found in the body?

<p>Wall of soft internal organs like the stomach (B)</p> Signup and view all the answers

What is the role of smooth muscle tissue in the body?

<p>Contracts in response to signals through gap junctions involuntarily (C)</p> Signup and view all the answers

What is the function of connective tissue in the body?

<p>Binds and supports body parts (A)</p> Signup and view all the answers

Which type of epithelial tissue is taller than they are wide?

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

What is the function of muscular tissue?

<p>Moves the body and its parts (D)</p> Signup and view all the answers

Which type of epithelial tissue regenerates quickly and serves as an outer protective layer of the skin?

<p>Stratified squamous epithelium (D)</p> Signup and view all the answers

What is a characteristic of pseudostratified epithelium?

<p>Appears to have multiple layers of cells but actually has only one (D)</p> Signup and view all the answers

Which type of tissue forms the external coverings and internal linings of many organs?

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

What type of cartilage supports the nose, outer ears, and trachea?

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

Which connective tissue functions to cushion body parts and store energy?

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

What type of cells compose blood tissue?

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

What is the main component of bones?

<p>Calcium-hardened extracellular matrix (D)</p> Signup and view all the answers

Which connective tissue is found in tendons and ligaments?

<p>Fibrous connective tissue (A)</p> Signup and view all the answers

What component of blood consists mostly of water and transports various substances?

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

What is the function of dendrites in neurons?

<p>Convey electrical signals towards the cell body (A)</p> Signup and view all the answers

Which component of a neuron houses the nucleus and holds the bulk of the cytoplasm?

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

What is the main function of neuroglia in nervous tissue?

<p>Keep neurons positioned in their location (D)</p> Signup and view all the answers

How does nervous tissue allow the body to respond to internal and external changes?

<p>By coordinating the functions of body parts (C)</p> Signup and view all the answers

What is the role of axons in neurons?

<p>Convey electrical signals away from the cell body (D)</p> Signup and view all the answers

Which of the following is a function of neuroglia?

<p>Keeping neurons positioned in their location (A)</p> Signup and view all the answers

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