Nervous System
8 months ago
barkerscience
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12 QuestionsShow answers
  • Question 1
    45 seconds
    Q.

    As organisms get more complex, cells become specialized to perform specific functions in the body. What is the function for the cell shown?

    answer choices

    contract and shorten movement

    provide coverage and protection

    carry impulses around the body

    connects parts together

  • Question 2
    30 seconds
    Q.

    The human brain is made of 100 billion neurons. Each neuron has a nucleus that contains genes. Many neurons bind together to form a nerve.

    answer choices

    tissue

    system

    organ

    cell

  • Question 3
    30 seconds
    Q.

    Which cell relays messages from one tissue to another?

    answer choices

    Red Blood Cell-RBC

    White Blood Cell-WBC

    Neuron

    Tissue

  • Question 4
    30 seconds
    Q.

    Neurons are primarily composed of this cell?

    answer choices

    heart

    skin

    brain

    skull

  • Question 5
    30 seconds
    Q.

    What level of structure is represented by the diagram?

    answer choices

    organ

    organ system

    cell

    tissue

  • Question 6
    45 seconds
    Q.

    The function of sneezing is to expel mucus containing foreign particles from the nasal cavity. A person sneezes when foreign particles pass through the nasal hair which triggers the release of chemical that activates body system causing sneezing. What body part is activated?

    answer choices

    circulatory system

    digestive system

    nervous system

    excretory system

  • Question 7
    60 seconds
    Q.

    Humans feel hungry when their empty stomachs contract and glucose levels in their body drop. Both of the situations stimulate neurons that send messages to the brain which are interpreted as hunger. What body systems are involved in this process as described?

    answer choices

    digestive, muscular, integumentary, and respiratory

    digestive, excretory, integumentary, and skeletal

    circulatory, excretory, nervous, and skeletal

    circulatory, digestive, muscular, and nervous

  • Question 8
    30 seconds
    Q.

    Which system is responsible for the overall control of all the internal processes that occur in the body?

    answer choices

    muscular system

    nervous system

    digestive system

    skeletal system

  • Question 9
    60 seconds
    Q.

    The urinary bladder is a muscular organ of the excretory system that collects urine excreted by the kidney. How does the nervous system help the urinary system in excretion?

    answer choices

    it signals the urinary bladder to absorb more water from the urine.

    It signals the urinary system to collect waste from the different parts of the body.

    It signals the urinary bladder to hold and release urine at appropriate times.

    It signals the urinary bladder to allow more urine to flow from the ureters.

  • Question 10
    30 seconds
    Q.

    The brain has 3 major sections that send and receive signals to control all the activities that keep a person functioning efficiently. Which major section controls breathing and heart beat?

    answer choices

    cerebellum

    cerebrum

    brain stem

    cortex

  • Question 11
    30 seconds
    Q.

    Which 2 body systems interact and initiate movement?

    answer choices

    muscular and nervous system

    skeletal and muscular system

    respiratory and nervous system

    circulatory and nervous system

  • Question 12
    30 seconds
    Q.

    The muscles in the wall of the blood vessels contract or relax to vary the blood flow. Which body system regulates the contraction and relaxation of the muscles?

    answer choices

    digestive system

    excretory system

    skeletal system

    nervous system

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