Cell body
How many axons are in a cell body
Only one
What is the purpose of the folds in the brain?
Increase surface area and amount of information.
What is the main function of the peripheral Nervous system?
Relay impulses back and forth between the CNS and rest of body.
What is the colored part of the eye called?
Iris
What is a special sense?
It's a specific organ devoted to the sense
What is the fiber that extends from the neuron cell and conducts impulses towards the cell body?
Dendrites
What 2 parts of the brain are in the Diencephalon?
Thalamus and Hypothalamus
What does the Somatic and Autonomic nervous system control.
Somatic controls voluntary activities and Autonomic controls involuntary activities.
Which part of the eye controls the amount of light that enters the eye?
Pupil
What is a general sense?
It is felt throughout the body and has sensory receptors within other organs.
What connects one neuron to another neuron
Axon (synaptic)terminals
What is the most superior and largest portion of the brain?
Cerebum
Is scratching a itch Somatic or Autonomic activity?
Somatic
Which part of the eye supports and protects from injuries?
Selera
Which is the receptor that reacts to mechanical stimuli?
Mechanoreceptors
What is the communication point between neurons where impulses are transmitted?
Synapse
What part directs much of the sensory impulses to the proper locations in the cerebral cortex?
Thalamus
Is sweating a Somatic or Autonomic activity?
Autonomic
Which part of the eye does light enter first?
Cornea
What are the 4 other senses other then the basic ones?
Proprioception, Balance, Temperature, and Pain.
What are the chemicals in the axon terminals that help impulses jump the synapse cleft.
Neurotransmitters
Reasoning, speech, senses, and voluntary body movements
Is getting goosebumps a Somatic or Autonomic activity?
Autonomic
In rods and cones which one is receptive to dim light?
Rod
What type of tissue do nociceptors detect stimuli from?
Damaged tissue