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StudyStack Set 2

Assignment 2

QuestionAnswer
Which of the following is not one of the openings that must be blocked when food moves from the pharynx into the esophagus? Oropharynx
Hydrolysis refers to: using water to split larger compounds into smaller ones.
The enzyme pepsin begins the digestion of protein
Bicarbonates are useful in the GI tract to neutralize hydrochloric acid
The function of surfactant is to prevent each alveolus from collapsing as air moves in and out during respiration
During inspiration, the expansion of the lungs causes a decrease in alveolar pressure
Complement can best be described as a(n) enzyme in blood
The functions of the lymph nodes are defense and hematopoiesis
The ingestion and destruction of microorgansims or other small particles is called phagocytosis
Blood pressure is measured with the aid of an apparatus known as a(n) sphygmomanometer
Circulatory shock caused by a drop in the amount of blood in the circulatory system is called ___ ___ shock. hypovolemic
Accommodation for near vision necessitates an increase in the curvature of the lens
Which of the following is not a characteristic of the endocrine system? Chemical messenger travels a short distance
Which of the following is a function of glucagon? Tends to increase blood glucose concentrations.
Most effectors of the autonomic nervous system are dually innervated by sympathetic and parasympathetic neurons. T or F True
Blood vessels in both digestive organs and skeletal muscles are dilated by sympathetic stimulation. T or F True
Stimulus-gated channels open in response to: sensory stimuli
Serotonin is an example of a(n) amine neurotransmitter
During a relative refractory period: the action potential can be initiated with a strong stimulus.
Created by: ruebenr
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