Muscle Physiology and Bone Development Quiz
44 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What occurs when 40-50 stimuli per second are applied to a muscle fiber?

  • Incomplete tetanus
  • Partial relaxation
  • Complete tetanus (correct)
  • Twitch summation
  • The plasma membrane of a resting muscle fiber is most permeable to sodium ions.

    False

    What is the term for the decreased size of muscle fibers due to chronic muscle paralysis?

    Denervation atrophy

    At rest, the membrane potential is closer to the equilibrium potential of ______.

    <p>potassium (K+)</p> Signup and view all the answers

    Match the following terms with their descriptions:

    <p>Twitch summation = Results from higher stimulus frequency preventing full relaxation Incomplete tetanus = Partial muscle contraction due to rapid stimuli Complete tetanus = Prolonged contraction with no relaxation time Denervation atrophy = Muscle atrophy following nerve damage</p> Signup and view all the answers

    What does intramembranous ossification produce?

    <p>Flat bones</p> Signup and view all the answers

    Appositional growth can only occur until the age of 20.

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

    What are osteocytes responsible for in bone maintenance?

    <p>Homeostatic maintenance of bone density and blood concentrations of calcium and phosphate</p> Signup and view all the answers

    When osteoblasts become enclosed in ________, they become cells called ____________.

    Signup and view all the answers

    What type of epithelium is primarily involved in rapid diffusion or selective transport?

    <p>Simple squamous epithelium</p> Signup and view all the answers

    Non-keratinized stratified squamous epithelium has dead, keratinized surface cells.

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

    Name one location where simple cuboidal epithelium can be found.

    <p>Renal ducts</p> Signup and view all the answers

    The type of epithelium found in the respiratory mucosa is __________.

    <p>pseudostratified ciliated columnar epithelium</p> Signup and view all the answers

    Match the types of connective tissue with their primary characteristics:

    <p>Areolar connective tissue = Loose and abundant blood vessels Reticular connective tissue = Type III collagen fibers Dense regular connective tissue = Tendons and ligaments Dense irregular connective tissue = Deep dermis</p> Signup and view all the answers

    Which connective tissue is characterized by a fibrous appearance and limited flexibility?

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

    Hyaline cartilage is the most abundant type of cartilage in the body.

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

    What is a key feature of transitional epithelium?

    <p>Stretchy and allows for distension</p> Signup and view all the answers

    _____________ is the connective tissue that provides flexibility and supports the shape of certain structures such as the external ear.

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

    Which of these is the most common form of arthritis characterized by joint inflammation due to aging?

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

    Rigor mortis refers to the inflammation of the protective membranes covering the brain.

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

    What term describes a knot-like swelling in a nerve where neuron cell bodies are concentrated?

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

    The metacarpophalangeal joints are an example of __________ joints.

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

    Which type of arthritis is an autoimmune attack on joint tissues?

    <p>Rheumatoid arthritis</p> Signup and view all the answers

    A nerve is defined as a bundle of soma in the central nervous system.

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

    What is the common term for pain and inflammation of a joint?

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

    Which of the following describes a bundle of axons in the central nervous system?

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

    An enveloped cluster of neurosomas found in the brain is called a __________.

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

    Match the following types of joints with their descriptions:

    <p>Ball and Socket = Allows for rotation and movement in multiple directions Hinge = Permits movement in one plane Condylar = Allows for angular movement Saddle = Permits movement in two planes</p> Signup and view all the answers

    Which term refers to the cumulative effect of simultaneous PSPs on membrane potential?

    <p>Spatial summation</p> Signup and view all the answers

    Which term refers to the cumulative effect of successive PSPs over time on membrane potential?

    <p>Temporal summation</p> Signup and view all the answers

    Divergence refers to fewer upstream targets than downstream targets.

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

    What is the role of an inhibitory interneuron in synaptic transmission?

    <p>To suppress neurotransmitter release from a presynaptic neuron.</p> Signup and view all the answers

    A local/graded potential generated in the postsynaptic neuron due to neurotransmitter release is called a _______.

    <p>post-synaptic potential (PSP)</p> Signup and view all the answers

    What is the main characteristic of spatial summation?

    <p>Involves multiple presynaptic neurons releasing neurotransmitter simultaneously</p> Signup and view all the answers

    Facilitation decreases the synaptic transmission.

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

    Name a disease characterized by inflammation of joints due to autoimmune attack.

    <p>Rheumatoid arthritis</p> Signup and view all the answers

    Convergence occurs when there are _______ downstream targets than upstream targets.

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

    What is the primary role of osteoblasts in bone formation?

    <p>Synthesize organic matter in bone and promote mineralization</p> Signup and view all the answers

    Endochondral ossification produces flat bones.

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

    What is the term for the thickening or widening of bones?

    <p>Appositional growth</p> Signup and view all the answers

    When osteogenic cells become enclosed in ________, they become _________.

    <p>lacunae; osteoblasts</p> Signup and view all the answers

    What describes Wolff's law of bone?

    <p>Mechanical stress leads to bone remodeling</p> Signup and view all the answers

    Match the following bone cells with their functions:

    <p>Osteoblasts = Bone forming cells Osteocytes = Former osteoblasts in lacunae Osteoclasts = Bone dissolving cells Osteogenic cells = Stem cells that produce osteoblasts</p> Signup and view all the answers

    Osteocytes are capable of mineral deposition.

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

    Study Notes

    Topic Subtitle

    • No topic subtitle provided in the prompt. Therefore, no study notes can be generated.

    Studying That Suits You

    Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

    Quiz Team

    Related Documents

    Final Exam Study Guide #2 PDF

    Description

    This quiz covers key concepts in muscle physiology and bone development, focusing on muscle fiber responses, membrane potentials, and ossification processes. Test your knowledge on how muscles react to stimuli and the biological processes involved in bone maintenance and growth.

    More Like This

    Human Body Structures: Anatomy Quiz
    6 questions
    Muscle Contraction and Bone Health Quiz
    30 questions

    Muscle Contraction and Bone Health Quiz

    UndisputableChrysoprase7020 avatar
    UndisputableChrysoprase7020
    Use Quizgecko on...
    Browser
    Browser