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Rylie Olgin

Physiology weeks 7-14

QuestionAnswer
The fastest nerve fibers in the body can conduct impulses up to approximately _____ meters per second. 130
Impulses from the _____ play a part in arousing or alerting the cerebrum. thalamus
What is the difference between a somatic reflex and an autonomic reflex? A somatic reflex is caused by contraction of skeletal muscles, whereas an autonomic reflex consists of contraction of smooth or cardiac muscle or secretions of glands.
Acetylcholine can stimulate _____ receptors. nicotinic
Blood viscosity stems mainly from the red blood cells but also partly from the _____ in blood. protein molecules present
Memory cells: become plasma cells when exposed to an antigen.
Boyle’s law states that the volume of a gas varies _____ with pressure at a _____ temperature. inversely; constant
External respiration can be defined as: the exchange of gases between the lung and the blood capillaries in the lung. AND pulmonary ventilation.
The PCO2 in alveolar air is _____ blood. equal to the systemic arterial AND less than in the systemic venous
Which of the following is not one of the openings that must be blocked when food moves from the pharynx into the esophagus? Oropharynx
Which of the processes of mechanical digestion involves the esophagus? Deglutition AND Peristalsis
The hormone that inhibits gastric muscle, slowing passage of food into the duodenum, is called: gastric inhibitory peptide.
Which of the following is not one of the seven basic solutions used for parenteral therapy? Liquid protein
Which of the following ratios of base bicarbonate to carbonic acid will maintain a normal pH? 20:1
Which of the following statements is not true about the mechanism controlling lactation? Prolactin stimulates the ejection of milk into the ducts of the mammary glands.
Created by: Rylieolgin
 

 



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