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

Anatomy & Physiology

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

Anatomy & Physiology

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

Anatomy & Physiology

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

Anatomy & Physiology

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

Anatomy & Physiology