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Physilology

Weeks 7-13

QuestionAnswer
If the magnitude of the local depolarization surpasses a limit called the _____, voltage-gated Na+ channels are stimulated to open. threshold potential
The brief period during which a local area of an axon's membrane resists re-stimulation is called the __________ period. refractor
A reflex consists of either a muscle contraction or a glandular secretion
What are the neurotransmitters in a somatic motor pathway acetylcholine
Nerve impulses over what nerve cause increased peristalsis and decreased heart rate. vagus
The cerebellum acts with what to produce skilled movement cerebrum
The type of cells that secrete ACTH are corticotrophs
Dynamic equilibrium depends on the functioning of the crista ampullaris
Renal veins drain blood from the kidneys
The chemoreceptors in the carotid bodies are particularly sensitive to hypercapnia
Activities that results in the central movement or flow of lymph are called lymphokinetic activities
What is the only antibody class with the ability to cross the placental barrier providing passive immunity to the developing fetus during pregnancy IgG
The approximate partial pressure of oxygen at standard atmospheric pressure is about 160mm Hg
Which gas law deals with the solubility of gases in solution Henry
___is the passage of substances through the intestinal mucosa into the blood or lymph absorption
Cellulose is a residue of digestion that comes from carbohydrates
The pH of the blood is maintained at approximately 7.4
When comparing the volume of the various body fluids, the correct order going from highest to lowest in total volume would be intracellular fluid, interstitial fluid, plasms
Created by: brittanyrangel
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