Types of Nerves
Which nerve extends into the fingers?
The Digital Nerve
What is the respiratory system's two primary jobs?
What is the brain referred to as?
The command center
What is another name for sensory nerves?
Afferrent Nerves
How much does the average adult human brain weigh?
Between 45 and 49 ounces
Which nerve is the primary motor nerve of the face?
The Facial nerve
What is the digestive system also known as?
The gastrointestinal system
The Spinal cord
What is another name for Motor Nerves?
Efferent Nerves
4-7
Which type of nerve carries messages to the brain and spinal cord?
The Sensory or Afferent nerves
Skin, liver, and kidneys
What is another name for the central nervous system?
What is the interaction between motor and sensory nerves called?
A Reflex Action
The nerve cell is also called?
Neuron
Which type of nerve carries messages to the muscles and glands?
The Motor or Efferent nerves
What is the Autonomic Nervous system responsible for?
What is the central nervous system responsible for?
All voluntary body actions
What are the two short, threadlike fibers that distinguish the appearance of nerve cells from regular cells?
Axons and Dendrites
What is another name for the digestive system?
The gastrointestinal system
Which nerve is the chief sensory nerve?
Which separate systems are included in the Autonomic Nervous System?
The digestive, excretory, respiratory, circulatory, endocrine, and reproductive systems
How many pairs of spinal nerves does the spinal cord hold?
31
What sends sensory messages like touch, smell, taste ect. to the brain for processing?
Receptors
What two things are produced by the reproductive system that can influence skin conditions such as acne, hair growth, and hair color?
Estrogen and Testosterone