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Final

QuestionAnswer
The difference in electrical charge is called a "potential" because it has a type of stored energy called __________? Potential Energy
Depolarization of a membrane occurs when Na+ channels open, allowing Na+ to move to an area of ______ concentration inside the cell. Lower
What system is the ultimate regulator of the body? Central Nervous System (CNS)
__________ is the extension of the foot in response to tapping the Achilles tendon. Ankle Jerk Reflex (Achilles Reflex)
What system has the major function of regulating heartbeat, smooth muscle contraction, glandular secretions, and metabolic functions to maintain homeostatic balance? Autonomic Nervous System (ANS)
Sensory receptors make it possible for the body to respond to stimuli caused by changes occurring on our external environment only. True or False False Caused by changes occurring in our external and internal environments.
True or False There are three types of cones present in the retina: green, red, and blue. True
There are at least ____ different prostaglandins, falling into nine different structural classes. 16
Identify the "pregnancy-promoting" hormone. Human chorionic gonadotropin hormone (hCG)
What is the average lifespan of a circulating RBC? 60 days or about 2 months
Which of the following is a valve located in the heart? A. Tricuspid valve B. Pulmonary Valve C. Mitral Valve D. Aortic Valve E. All of the above E. All of the above
The process of swallowing is also known as _________. Deglutition
Created by: Margaret Witt
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