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Physiology week 7-13

QuestionAnswer
Which membrane receptor acts to directly change ion permeability when stimulated? Gated-channel receptor
There are two types of synapses—the electrical synapse and the __________ synapse chemical
The membrane potential maintained by a nonconducting neuron's plasma membrane is called the _____ membrane potential. resting
The tiny bulge at the end of a terminal branch of a presynaptic neuron's axon is called synaptic knob.
A synaptic knob would be located on Axon
A slight shift away from the resting membrane potentials in a specific region of the plasma membrane is called a _____ potential. Local
The physiological mechanism that dissolves clots is known as fibrinolysis
Neutrophils are highly mobile and phagocytic. They migrate out of blood vessels and into tissue spaces. This process is called diapedesis
The molecule that makes up 95% of the dry weight of each red blood cell and is responsible for the red pigment is hemoglobin
A glycoprotein hormone that is secreted to increase oxygen concentration in the tissues is erythropoietin
A type of abnormal heart sound that may signify incomplete closing of the valves is heart murmur
The bulk of the heart wall is the thick, contractile middle layer called the myocardium
Which layer of the larger blood vessels is made up of endothelium? tunica intima
Which of the following is a powerful poison that acts directly on any cell and quickly kills it? Lymphotoxin
Lymphatics in the villi of the small intestines are called Lacteals
Antibodies are proteins of the family called Immunoglobulins
Created by: Arsh2000
 

 



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