Which of the following is true of the auditory tube?
A. It is where the hair cells used for hearing are located.
B. It allows pressure to be balanced in the middle ear.
C. It allows action potentials to travel to the brain from the ear.
D. It allows sound waves to enter the skull from the outside.
Answer: B
You might also like to view...
When ____________ become enclosed in lacunae, they become cells called _____________.
A. osteogenic cells; osteoblasts B. osteoblasts; osteoclasts C. osteoblasts; osteocytes D. osteocytes; osteoclasts E. osteocytes; osteoblasts
During contraction, asynchronous cycling of cross bridges
a. prevents tetany b. prevents thick filaments from slipping backwards c. prevents thin filaments from slipping backwards d. utilizes less ATP e. does not do any of the above
What unit of bone consists of a central canal (containing blood vessels, nerves, and lymph vessels) surrounded by concentric rings of calcified matrix?
A. Osteocyte B. Canaliculus C. Osteon D. Lamella E. Trabeculum
Which of the following pairings of brain wave names and descriptions is paired correctly?
A) Beta waves - Predominance of these may indicate emotional stress B) Theta waves - Absent during deep sleep C) Delta Waves - Predominance of these may indicate serious brain damage in an adult D) Alpha waves - Are greatest during sensory stimulation