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Cassaundra Flores

Physiology weeks 1-6

QuestionAnswer
Many complex processes of the body are coordinated at many levels. These include intracellular, intrinsic, extrinsic.
The impact of effector activity on sensors may be positive or negative. Therefore, homeostatic control mechanisms are categorized as active or passive feedback systems.
Processes for maintaining or restoring homeostasis are known as homeostatic control mechanisms.
What is a protein substance with no DNA or RNA and is thought to be the cause of mad cow disease? Prion
Negative-feedback control systems: oppose a change
Homeostasis can best be described as: a state of relative constancy.
The basic building blocks of fats are: fatty acids and glycerol.
Lipid acts as a “tissue hormone”? Prostaglandin
The alpha helix is an example of which level of protein structure? Secondary
The physical process by which water and solute move through a membrane when a hydrostatic pressure gradient exists across the membrane is the process of: filtration.
What is not true of RNA? It contains deoxyribose sugar.
Phagocytosis is an example of: endocytosis.
True or False: Mucous membranes are important because they lubricate and protect passageways. True
Areolar tissue usually contains which types of cells in the greatest number? Fibroblasts
Which cells form the blood-brain barrier that protects the brain from harmful substances in the blood? Astrocytes
As the activity of osteoblasts increases, the: amount of calcium in bone increases and level of calcium in the blood decreases.
An age-related skeletal disease that is characterized by loss of bone mineral density and increased bone fragility is osteoporosis.
If there is an injury to the occipital bone you may expect that which sense is damaged? vision
Three phases of the twitch contraction are the latent period, contraction phase, and relaxation phase.
The energy required for muscular contraction is obtained by hydrolysis of ATP.
Moving a body part away from the medial plane of the body is called: abduction.
Created by: cassaundraf
 

 



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