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daineydevvviiitttttttooo - im 4'10 :((
Answers (13)
How do signals from sensory neurons reach motor neurons?(1 point) Responses Through interneurons in the brain and spinal cord that connect sensory neurons and motor neurons. Through interneurons in the brain and spinal cord that connect sensory neurons and
What is the term for changes in the internal or external environment that cause a response?(1 point) Responses signals signals messages messages nerves nerves stimuli
Which organ in the excretory system filters blood?(1 point) Responses kidney kidney bladder bladder ureter ureter urethra
Which organ of the respiratory system is located inside the lungs?(1 point) Responses bronchioles bronchioles nasopharynx nasopharynx trachea trachea larynx
Which is most complex?(1 point) Responses cells cells organ system organ system organs organs tissues
What is the function of an organ system? (1 point) Responses to be a basic unit of organization with bodies to be a basic unit of organization with bodies to work together to do a specific job to work together to do a specific job to control movement in
How are muscle cells and bone cells similar?(1 point) Responses Both gather information from inside and outside the body. Both gather information from inside and outside the body. Both make it possible for you to respond to your environment by moving. Both
How is homeostasis achieved?(1 point) Responses Cells maintain internal stability. Cells maintain internal stability. Cells secrete stomach enzymes. Cells secrete stomach enzymes. Cells control involuntary movements. Cells control involuntary movements.
Which example shows an organism that cannot reach homeostasis through internal changes? (1 point) Responses A dog shivers when it is too cold. A dog shivers when it is too cold. Circulation decreases in a bird when it becomes too warm. Circulation
How do polar bears maintain homeostasis in freezing cold weather? (1 point) Responses Their metabolism slows down to preserve heat. Their metabolism slows down to preserve heat. They hibernate in warm areas in order to heat their bodies. They hibernate in
The human body has four types of tissues. What part of the eye uses muscle tissue for opening and closing movements?(1 point) Responses Cornea Cornea Iris Iris Sclera Sclera Retina
A girl has her eyes shut and is standing inside a brightly lit room. What happens to her pupils when she opens her eyes? Why?(1 point) Responses Her pupils grow because the muscles contract. Her pupils grow because the muscles contract. Her pupils grow
Which component of nerve cells contains the nucleus? (1 point) Responses axon axon cell body cell body neuron neuron dendrite
