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Unit 1 senses and nervous system

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  • Can you label the muscles missing?
    orange: dorsal, yellow: triceps, blue, gastrocnemius
  • The nervous system is made up of _______, __________ and ____________.
    cells, tissues and organs.
  • The nervous system is divided into two parts. What are they?
    The Central Nervous System and the Perpheral Nervous System.
  • Sensory Neurons carries signals from the central nervous system to effectors. True or False?
    False. Sensory Neurons carries signals from receptors to the spinal cord and brain.
  • The skeletal muscles works with your bones to give your body power and strength. True or False?
    True!
  • A __________ is where two bones are connected.
    joint
  • what bone is this?
    Pelvis
  • In reflexes, a motor neuron carries a message from a receptor to the spinal cord. True or False.
    False. SENSORY neuron
  • The spinal cord is nerve ______ that runs down our spine.
    tissue
  • What bone is this?
    Clavicle (or also known as the collarbone)
  • what bone is this?
    Humerus
  • The _________________ controls movement, balance and coordination.
    cerebellum
  • Reflexes are controlled by our brain muscle, which is a long piece of nerve tissue. True or False?
    False, spinal cord.
  • Our nostrils have receptors that are sensitive to chemicals in the air.
    True!
  • Can you label the muscles missing?
    pectoral, biceps and quadriceps
  • what bone is this?
    Sternum
  • Dendrites transform a stimulus into an electrical signal, called an __________.
    impulse
  • what bone is this?
    Fibula
  • Once a dendrites sends an impulse, it is sent along the ________ of the neurons, through the body.
    axons
  • Interneurons carry signals between the different parts of the peripheral nervous system. True or False?
    False! Interneurons carry signals between the different parts of the central nervous system.
  • What three main types of neurons are in our nervous system?
    sensory neurons, interneurons and motor neuron.
  • What are the three types of muscles in our bodies?
    Skeletal, Smooth and Cardiac
  • Our skeleton provides structure, support and protects our internal organs and muscles. True or False?
    True!
  • The brain decodes the information from nerve impulses and decides if a _____________ is needed.
    response
  • The ___________ controls involuntary actions and sleeping.
    brain stem
  • The ______________ controls thoughts, memory, feelings and decision-making.
    cerebrum
  • The brain stem is responsible for the movement, balance and coordination. True or False?
    False. The brain stem is responsible for involuntary actions and sleeping.
  • The ____________ in neurons are often the receptors from our sense organs.
    dendrites
  • what bone is this?
    Radius
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