The pathway of vibrations through the ossicles from the tympanic membrane, or eardrum, to the oval window is:
A) incus, malleus, stapes
B) stapes, incus, malleus
C) malleus, stapes, incus
D) malleus, incus, stapes
E) stapes, malleus, incus
Answer: D) malleus, incus, stapes
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The ornithine-urea cycle happens in which two locations?
A) Nucleus, endoplasmic reticulum B) Mitochondrion, cytoplasm C) Cytoplasm, intercellular space D) Ribosome, cytoplasm
The two longitudinal ridges on the medulla oblongata where many descending fibers cross over are called the ________
A) lateral horns B) pyramids C) olives D) nuclei
Metabotropic receptors:
A. trigger EPSPs whose time course is mainly determined by the RC properties of the cell membrane B. trigger EPSPs that last ~10 msec C. are protein monomers that are coupled to a G protein D. have only one significant action, which is to cause voltage changes (PSPs)
Which of the following metatarsal bones articulates with the cuboid?
A) talus B) metatarsal V C) navicular D) medial cuneiform