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Jessica Crisp week 7

week 1-6

QuestionAnswer
Positive-feedback control systems: accelerate a change.
Negative-feedback control systems: oppose a change.
Homeostasis can best be described as: a state of relative constancy.
The body’s thermostat is located in the: hypothalamus.
Intrinsic control: is sometimes called auto-regulation.
Prostaglandins and steroids share which of the following characteristics Both have a ring structure in their molecule.
The formation of sucrose involves the removal of a molecule of water. This is called: dehydration synthesis.
The type of lipoprotein associated with “bad” cholesterol and the production of atherosclerotic changes in blood vessels is: LDL
The element that is present in all proteins but not in carbohydrates is: nitrogen.
The type of movement that occurs when the head is dropped to the shoulder, then to the chest, to the other shoulder, and toward the back is: circumduction
Which structure functions to temporarily store calcium ions? Sarcoplasmic reticulum
The contractile unit of a muscle cell is the sarcomere
Three phases of the twitch contraction are the latent period, contraction phase, and relaxation phase
Created by: JCRISP
 

 



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