Nervous System Quizs

Tightening abdominal muscles uses the motor and somatic divisions of the nervous system.

• The motor division controls involuntary movements.

• The motor division controls voluntary movements.

• The motor division is responsible for reflex actions.

• The motor division regulates sensory input.

Function of glasses and eye lens

• Both glasses and the eye lens focus light onto the retina to help you see clearly.

• Glasses are used only for protection against UV rays.

• Eye lenses are primarily for cosmetic purposes.

• Glasses and eye lenses are used to enhance color perception.

Active microglia likely indicate an infection in the CNS.

• Microglia are the immune cells of the central nervous system.

• Microglia are responsible for neurotransmitter release.

• Microglia are involved in the formation of myelin sheaths.

• Microglia primarily function in the peripheral nervous system.

Compared to a “hill” on the brain.

• Chemoreceptors

• Neurotransmitters

• Synapses

• Dendrites

The parasympathetic division helps calm someone after an emergency.

• The parasympathetic division is responsible for rest and digest functions.

• The parasympathetic division increases heart rate and blood pressure.

• The parasympathetic division prepares the body for fight or flight responses.

• The parasympathetic division inhibits digestion and energy storage.

Structures found in the diencephalon

• Thalamus, hypothalamus, pineal gland

• Cerebellum, medulla oblongata, pons

• Frontal lobe, occipital lobe, temporal lobe

• Amygdala, hippocampus, corpus callosum

Crystal salts that help with balance.

• Gyrus

• Neuron

• Synapse

• Axon

Lobe of the brain that controls visual processing

• Frontal

• Temporal

• Parietal

• Occipital

Correct order of sound wave flow through the ear.

• Auricle, auditory canal, tympanic membrane, cochlea, ossicles.

• Auricle, tympanic membrane, auditory canal, ossicles, cochlea.

• Auricle, auditory canal, tympanic membrane, ossicles, cochlea.

• Auditory canal, auricle, ossicles, tympanic membrane, cochlea.

Point on the retina where the sharpest image can be detected

• Fovea centralis

• Optic nerve

• Retinal pigment epithelium

• Macula lutea