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Parkland KIN 288 - Module 2
Module 2 - Chapter 3
30
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Undergraduate 2
02/05/2012

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Term
The brain and spinal cord are part of what nervous system?
Definition
Central Nervous System
Term
Sensory and Motor nerves are part of what nervous system?
Definition
Peripheral Nervous System
Term
A rapid and substantial depolarization of the membrane of a neuron or muscle cell that is conducted through the cell is called an ___________________________________
Definition
Action potential
Term
AP can move in how many directions?
Definition
one
Term
A chemical used for communication between a neuron and another cell is a __________________________
Definition
Neurotransmitter
Term
The site of neuron to muscle communication is called the ___________________________________
Definition
Neuromuscular junction
Term
Neuromuscular junction uses ____________________________ as it neurotransmitter.
Definition
acetylcholine (ACh)
Term
Name two neurotransmitters that govern exercise.
Definition
acetylcholine (ACh) and norepinephrin (NE)
Term
An excitatory impulse causes depolarization known as an ________________________________________.
Definition
excitatory postsynaptic potential (EPSP)
Term
True or False

Inhibitory postsynaptic potentials are depolarizations of the membrane.
Definition
False
Term
Name the 4 major regions of the brain.
Definition
Cerebrum
Diencephalon
Cerebellum
Brain stem
Term
The site of the mind and intellect.
Definition
cerebrum
Term
What is composed of the thalamus and hypothalamus and is the site of sensory integration and regulation of homeostasis?
Definition
Diencephalon
Term
True or False

The cerebellum plays a minor role in coordinating movement
Definition
False
Term
The regulators of the respiratory and cardiovascular systems are located where?
Definition
Brian stem
Term
Sensory division carries sensory information from the body via ______________ fibers to the CNS
Definition
afferent
Term
________________________transmits information from CNS via efferent fibers to target organs
Definition
Motor divisions
Term
Mechanoreceptors, Thermoreceptors, Nociceptors, Photoreceptors, and Chemoreceptors are part of what division in the PNS?
Definition
Sensory
Term
Kinesthetic receptors sense the position and movement of ____________________.
Definition
joints
Term
What senses how much a muscle is stretched?
Definition
Muscle spindles
Term
True or False

GTO detect the tension of a muscle on its tendon.
Definition
True
Term
Name the 2 systems that make up the Autonomic Nervous System.
Definition
Sympathetic and Parasympathetic
Term
True or False

Stimulates glucose release of the liver is a parasympathetic effect.
Definition
False
Term
What is the sympathetic effect on the heart?
Definition
Vasodilation
Term
The process by which the sensory and motor systems communicate and coordinate with each other is __________________________________________.
Definition
Sensory Motor Integrations
Term
Name the 3 levels that motor responses can originate.
Definition
Spinal cord
Lower regions of the brain
Motor areas of the cerebral cortex
Term
The primary motor cortex controls fine and discrete ________________________________.
Definition
muscle movements
Term
True or False

Basal ganglia isimportant in initiating movement of a sustained and repetitive nature (walking and running).
Definition
True
Term
Reflexes are the simplest for of ___________________________.
Definition
motor control
Term
True or False

Muscles controlling fine movements, such as those controlling the eyes, have a small number of muscle fibers per motor neuron.
Definition
True
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