In order for a molecule to be detected by the olfactory neurons, it must

A. be present in high concentrations.
B. enter the nose slowly.
C. interact with the mechanoreceptors of the olfactory hair membrane.
D. be one of the seven primary classes of odors.
E. be dissolved in fluid covering the olfactory epithelium.


Answer: E

Anatomy & Physiology

You might also like to view...

Target cells make more receptors for a particular hormone when the level of that hormone declines in the blood stream. This process is known as:

A) upregulation. B) the second-messenger system. C) synergism. D) downregulation.

Anatomy & Physiology

________ is characterized by soft and weak bones that are prone to spontaneous fractures and may lead to the formation of kidney stones.

A. Cushing syndrome B. Hyperthyroidism C. Addison disease D. Hyperparathyroidism E. Hypoparathyroidism

Anatomy & Physiology

Which of the following is NOT a form of RNA used in protein synthesis?

A. Ribosomal RNA B. Messenger RNA C. Transfer RNA D. Negative RNA

Anatomy & Physiology

It is important for newly developed neurons to form synapses with other neurons. Which cells are most responsible for guiding the formation of these particular junctions?

A) satellite cells B) astrocytes C) Schwann cells D) microglial cells

Anatomy & Physiology