Tom is a 45-year-old male that has lost his ability to hear high frequency sounds. The most likely explanation for this would be ________
A) damage to the hair cells near the oval window in the cochlear duct
B) middle ear infection
C) an overgrowth of bony tissue, fusing the ossicles together
D) a perforated tympanic membrane
A
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Carbonic acid is generated by bubbling CO2 into a beaker of water. If it took 5 minutes for this reaction to reach equilibrium, how would the results differ if the enzyme carbonic anhydrase was added to the beaker of water? Explain using the concept of the energy hill.
What will be an ideal response?
Match the vein with the appropriate description.A. Drains blood from the armB. Superficial vein of the head and neckC. The posterior intercostal veins join this vein on the right side of the bodyD. Deep vein that drains blood from the cranial vaultE. Formed by the union of the internal jugular and the subclavian veinsExternal jugular vein
Fill in the blank(s) with the appropriate word(s).
The patellar ligament connects the medial condyle of the femur to the medial condyle of the tibia.
Answer the following statement true (T) or false (F)
An increase in a membranes permeability to Na+ will result in __________ of the membrane.
Fill in the blank(s) with the appropriate word(s).