When forming a bond, an atom that has 3 electrons in its second shell and a filled first
shell will
A) gain 5 electrons in its second shell.
B) lose 3 electrons from its second shell.
C) lose all of the electrons from both its first and second shells.
D) lose all of the electrons from its first shell.
B
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As you walk, your gastrocnemius muscle (calf muscle) contracts, shortening and causing plantar flexion from the ankle. This muscle contraction is describing as being ________.
Fill in the blank(s) with the appropriate word(s).
Which of the following maintains the patency (openness) of the trachea?
A) surface tension of water B) surfactant C) cartilage rings D) pseudostratified ciliated epithelium
All of the following are found in the cochlea EXCEPT the ________
A) tympanic duct B) scala media C) vestibular duct D) utricle
Cardiac cells damaged by infarction will show all of the following except
A) a switch to anaerobic metabolism. B) release of enzymes into the circulation. C) release of troponin T and I into the circulation. D) release of CK-MB into the circulation. E) an increase in metabolic activity.