Biology Sensation Vocabulary Quiz

The part of the limbic system linked to fight or flight and to emotion. (a)  

• medulla
• hippocampus
• hypothalamus
• amygdala

A drug that inihibits neural impulses by blocking receptor sites

• neurotransmitter

• acetylcholine

• antagonist

• agonist

The main extension of a neuron that ends in branching terminal fibers.

• axon

• dendrite

• reuptake inhibitor

• efferent neurons

The "little brain" attached to the brain near the brain stem that coordinates movement, muscle memory and balance.

• Pons

• Reticular formation

• Cerebellum

• Thalamus

The large band of neural fibers that connect the right and left hemisphere of the brain and carry messages between them.

• cerebral cortex

• occiptal cortex

• Motor Cortex

• Corpus Calosum

A layer of fatty tissue segmentally encasing axon fibers which enables greater transmission speed of neurral impulses.

• refractory period

• myelin sheath

• plasticity

• efferent neurons

Chemical messengers rleased into the synaptic gaps between neurons that can travel toward and bind with receptor sites in the receiving neuron.

• nocicpetors

• neurotransmitters

• sympathetic nervous system

• refractory period

Located in both hemispheres, it occupies the hind most part of the cortex and is involved with vision and related skills.

• temporal lobe

• medulla

• occipital lobe

• parietal lobe

The brain's capacity for modification demonstrated after severe damage and in experiments on brain development.

• pons

• plasticticy

• MRI exam

• Frontal lobe

The sturcture of the brain throught wihich all sensory information is channelled, except for smell.

• hypothalamus

• hippocampus

• pituitary gland

• thalamus