Atrial fibrillation is ________
A) rapid, uncoordinated ventricular contractions B) uncoordinated beating of the atria
C) strong, rhythmic atrial contractions D) slow, strong ventricular contractions
Answer: B
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The vessel(s) associated with the left atrium is/are the ____________________.
Fill in the blank(s) with the appropriate word(s).
Multiple sclerosis is a disease that primarily effects the somatic motor nervous system. Which of the following might be symptoms of multiple sclerosis?
A. Inappropriate sensory sensation, such as hearing voices when in a silent room B. Difficulty expressing appropriate emotional responses C. Difficulty digesting foods due to inactivity of the muscles in the walls of abdominal organs D. Difficulty controlling muscle movements, such as using a fork and knife to cut food E. Cognitive and memory decline
In a gomphosis, a tooth is held in place by fibrous structures known as ________ membranes.
Fill in the blank(s) with the appropriate word(s).
Which of the following neurotransmitters binds to a receptor associated with a G protein rather than one associated with an ion gate?
A) monoamines B) acetylcholine C) glutamate D) aspartate E) GABA