The ____ maintains equal pressure on both sides of the eardrum.
A. ear ossicle
B. eustachian tube
C. oval window
D. vestibule
E. tympanic cavity
B. eustachian tube
The eustachian tube, also called the auditory tube, connects the ear to the throat to help maintain equal pressure on both sides of the eardrum.
You might also like to view...
Beta-2 receptors are found in the:
A) Lungs. B) Heart. C) Blood. D) Brain.
Sally is 25 years old. She arrives at the doctor's office complaining of large pimples on her scalp, especially at the back of her head and along her neck. She said while she knew she was not supposed to "pop my zits," when she had tried doing so, she was unable to express anything from them. She also said the itching was "driving me nuts."
Physical exam showed several large, follicular papules along the hairline on the back of her neck, around her left hear, and two along the hairline on her forehead. The exam also showed crusting, dry, dark scabs, the result of intense scratching. Dx: Acne necrotica miliaris Plan: Treat with mincycline × one month and return to office for follow-up. First-listed diagnosis: ________ Fill in the blank with correct word.
As the health care delivery system developed in the US, it emphasized specialization over primary care
Indicate whether the statement is true or false.
Failure of the spinal cord to close properly during pregnancy, which results in permanent nerve damage and brain injury is ________
Fill in the blank(s) with correct word