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Physiology

week 1-6

QuestionAnswer
Proteins are polymers of amino acids.
A chemical that reduces the amount of activation energy needed to start a chemical reaction is a catalyst.
Which type of connective tissue helps newborns maintain body temperature by producing heat Brown fat
Which type of movement occurs between the carpal and tarsal bones and between the articular facets of adjoining spinal vertebrae? gliding
The energy required for muscular contraction is obtained by hydrolysis of ATP.
Which cells form the blood-brain barrier that protects the brain from harmful substances in the blood Astrocytes
A membrane carrier structure attracts a solute to a binding site, changes shape, and releases the solute on the other side of the cell membrane. carrier-mediated transport
The term glycoprotein, a combination of two words, tells you that the compound is made of _____, with _____ being the dominant component. carbohydrate and protein; protein
The impact of effector activity on sensors may be positive or negative. Therefore, homeostatic control mechanisms are categorized as____. organs that are directly influenced by physiological variables or mechanisms
RNA and DNA have the same pyrimidine bases but different purine bases. False
Positive-feedback control systems accelerate a change
The types of lipids found that form hormones, such as cortisone, estrogen, and testosterone are steroids
Avon’s that do not have a myelin sheath Unmyelinated
A neurons cell body (soma or perikaryon) Contains granular cytoplasm, mitochondria, lysosomes, a Golgi apparatus, and many micro tubules
Interneurons (also called association or internuncial neurons) Lie within the brain or spinal cord
Which joint allows for a unique movement called opposition? Saddle
What is the correct sequence of zones in the epiphyseal plate? calcification, maturation, proliferation, reserved
Created by: Dennis b
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