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Lyanna Her

SCI 221

QuestionAnswer
Na+ Na+ ions diffuse into cell
K+ K+ ions diffuse out of the cell
Homeostasis a relatively constant state that is maintained by the body
set point "normal" reading or rnage of normal
basic components of control system sensor mechanism, integrator/control center, effector mechanism, feedback
major groups of organic substances carbohydrates, lipids, proteins, nucleic acids
free radical functional group that is temporarily unattached and is highly reactive because of unpaired electrons
formation of triglycerides glycerol + fatty acid --> triglyceride molecules
DNA double helix; very long. sugar: deoxyribose; base pairing: A-T, G-C
RNA single or double, short; sugar: ribose; base pairing: A-T, C-G
channel-mediated passive transport diffusion of particles through a membrane by means of membrane channels
carrier-mediated passive transport diffusion of particles through a membrane by means of membrane carriers
major tissues of the body epithelial tissue, connective tissue, muscle tissue, nervous tissue
goblet cells mucus producing
epithelial cutaneous, serous mucous membranes
muscle contraction the impulse that is conducted over the muscle fiber's sarcolemma and inward along the T tubules
types of bone cells osteoblasts, osteoclasts, osteocytes
how cartilage grows interstitial growth, appositional growth,
bones and markings of mandible body, ramus, condylar process, neck. alveolar process, mandibular foramen, mental foramen, gnathion, coronoid process, angle
hyoid bone does not articulate with any other bony structure
another name for flat foot fallen arches
pectoral girdle clavicle and scapula
structural classification of joints joints are named according to the type of connective tissue that joins the bones together
functional classification of joints joints are divided into three classes: synarthroses, amphiarthroses, diarthroses
uniaxial synovial joints hinge, pivot
biaxial saddle, condyloid
intercarpal joints occur at points of articulation between the 8 carpal bones
carpometacarpal three joints- one for thumb, 2 for fingers
gliding joints joints between articulating surfaces of the vertebral processes are more movable
functions of muscle movement, heat production, posture
aerobic pathways can supply energy for muscle contraction for a longer time than the anaerobic pathyway
treppe the staircase phenomenon- gradual, steplike increase in the strength of contraction that can be observed in a series of twitch contractions that occur about 1 second apart
graded strength principle skeletal muscles contract with varying degrees of strength at different times
Created by: lyannaher
 

 



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