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Human Systems

BIO Exam #4

QuestionAnswer
Cells build tissues
tissues build organs
organs build organ systems
organ systems build organisms
What is the connection between structure and function? Central to the notion of adaption
What is the result of adaption? Evolutionary changes
What type of protection does epithelial tissues provide? Surfaces on the interior and exterior of the body
What are examples of epithelial tissues? skin, the lining of the digestive tract, the lining in blood vessels, the lining of the lungs
Are epithelial tissues frequently replaced? Yes
What do connective tissues do? Connect, bind, support, and protect other tissues and organs within the body
What are examples of connective tissues? bone, tendons & ligaments, adipose (fat) tissue, and blood
What do connective tissue inolve? Living cells embedded in a non-living, secreted matrix
What do muscle tissue produce? Movement and support
What are muscle cells specialized to do? contract (shorten) in response to a signal from the nervous system
What are the three distinct types of muscle tissue? Skeletal muscle, cardiac muscle, and smooth muscle
What do nervous tissues allow? Communication between different parts of an organism and provide coordination and control of bodily functions
What do nervous tissues provide? electrical signaling, processing inputs and outputs within the body, and between the body and its surroundings
What do all living organisms interact with? Surroundings, exchanging water, nutrients, oxygen, carbon dioxide, and wastes
What do all unicellular organisms interact with? the cell membrane
What do all multicellular organisms interact with? multiple cell layers throughout the body
What makes variety and complexity possible for animals? Evolution of multiple cell layers and the cavities between them
Homeostasis the process of maintaining a fairly constant set of conditions inside an organism
What is homeostatic control crucial for? Concentrations of salt, temperature, and pH
Why is homeostasis necessary? cells have a limited range of conditions in which life activities can take place
Skeletal system support, movement, storage of calcium and other minerals, and blood cell formation
Integumentary system protection for body (from injury and infection) and sensory function connecting an organism to its surroundings
Muscular system movement, and support
Circulatory system transport of metabolic nutrients and wastes throughout the body, transport of oxygen and carbon dioxide, and thermoregulation
Respiratory system inhalation and exhalation of gasses (
Created by: sillylilly
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