Nervous System Basics
The nervous system is divided into the CNS and this system.
What is the Peripheral Nervous System?
This part of the brain controls balance and coordination.
What is the cerebellum?
Electrical signals that travel along neurons.
What are nerve impulses?
The integumentary system includes the skin, nails, and this.
What is hair?
A common skin condition with red, itchy patches.
What is eczema?
The basic structural and functional unit of the nervous system.
What is a neuron?
The largest part of the brain, divided into left and right hemispheres.
What is the cerebrum?
The gap between two neurons.
What is the synapse?
The outermost layer of the skin.
What is the epidermis?
The medical term for a bruise.
What is a contusion?
The part of the neuron that carries impulses away from the cell body.
What is the axon?
This part of the brain regulates breathing, heart rate, and blood pressure.
What is the brainstem?
The chemical messengers that transmit signals across synapses.
What are neurotransmitters?
This skin layer contains blood vessels, nerves, and glands.
What is the dermis?
A bacterial infection of hair follicles often called "boils."
What is a furuncle?
These nerves carry messages from the body to the brain.
What are sensory (afferent) nerves?
The spinal cord is protected by these bony structures.
What are vertebrae?
The fatty covering that speeds up nerve transmission.
What is the myelin sheath?
The pigment that gives skin its color.
What is melanin?
A chronic skin condition causing red, scaly patches.
What is psoriasis?
This division of the nervous system controls involuntary functions.
What is the autonomic nervous system?
The outer layer of the brain responsible for higher thinking.
What is the cerebral cortex?
The rapid, automatic response to a stimulus.
What is a reflex?
The thickened skin layer at the base of nails.
What is the cuticle?
The most dangerous type of skin cancer.
What is melanoma?