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Glossary of Lutte

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Created by BHunt

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attachment of a muscle to a stationary bone
origin
longest, strongest bone in the body
femur
breathing out
expiration
movement: body parts moves toward the midline
adduction
a nerve fiber and all of the muscle fibers it stimulates
motor unit
commonly known as the throat
pharynx
structure of the upper respiratory tract that opens into the larynx
larynopharynx
upper jaw
maxilla
ensures that oxygen enters the body and carbon dioxide leaves the body
respiratory system
muscles working in groups for a common action
synergistic
attachment of a muscle on a bone that moves
insertion
structure of the upper respiratory tract that opens at the oral cavity
oropharynx
movement: joint angle decreases
flexsion
muscles that work in opposite directions
antagonistic
only bone in the body that does not articulate with another bone; anchors the tongue
hyoid bone
thick filaments shaped like golf clubs
myosin
knee cap
patella
involuntary muscle found in hollow organs and vessels
smooth muscle
another term used for breathing that includes both inspiration and expiration
ventilation
structure of the upper respiratory tract that opens above the soft palate
nasopharynx
sudden noisy explosion of air from the lungs
cough
connective tissue that connects muscle to bone
tendon
involuntary muscle found in the heart
cardiac muscle
protects the brain and is composed of 8 bones fitted tightly together
cranium
single long bone in the arm
humerus
plasma membrane of a muscle cell
sacrolemma
a bone that is shaped like a bat with out stretched wings; extends across the floor of the cranium
sphenoid bone
fingers and toes
phalanges
air is conducted from the atmosphere to the lungs by a series of cavities, tubes, and openings
inspiration
opening that leads to nasal cavity
nares
straightens leg at the knee and raises thigh
quadriceps femoris
a continuous partial contraction of alternate muscle fibers causing themselves to look firm
tone
straightens fingers and wrist
extensor digitorum
cytoplasm of a muscle cell
sacroplasm
extension from the middle of the ear to the nasopharynx that equalizes air pressure on the eardrum
eustachian tube
part of the nervous system that includes the brain and spinal cord
central nervous system
brings arm away from the body
deltoid
maximal sustained contraction
tetanus
extends thigh backwards; butt
gluteus maximus
chronic achy muscles that is not well understood
fibromyalgia
short extensions off of nerve cells that receive signals from sensory receptors and other neurons
dendrites
either of two cranial nerves that carry nerve impulses from the retina of the eye to the brain, contributes to sight
optic nerve
bends vertebral column, compresses the abdomin
rectus abdominus
bends wrist and hand
flexor carpi group
a single muscle contraction lasting a fraction of a second
muscle twitch
designed for endurance, dark in color, many mitochondria, many blood vessels
slow twitch fibers
non-conducting nerve cells that are intimately associated with neurons and function in supportive capacity; nourishes neurons
neuroglia
muscular ring that surrounds the pupil and regulates the passage of light through the opening
iris
eating muscle, clenches teeth
masseter
raises scapula; pulls head back
trapezius
stores calcium in a cell of a muscle
sarcoplasmic reticulum
designed for strength, light in color, few mitochondria, fewer blood vessels
fast twitch fibers
nerve cell that characteristically has 3 points: dendrites, cell body, axon
neurons
modified neuron that is a sensory receptor for a sense of smell
olfactory cells
kissing muscle
orbicularis oris
moves thigh towards midline; raises thigh
adductor longus
voluntary muscle that is attached to the skeleton
skeletal muscle
thin filament that aids in movement of muscle
actin
part of the nervous system that consists of nerves throughout the body
peripheral nervous system
portion of the brain that interrupts taste
gustatory cortex
widely distributed throughout the body and includes such senses as touch, pressure, pain, temperature, and vibrations
general senses

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