Some of the largest spherical cells in the human body (for example, oocytes) have a diameter of approximately
A. 1 nm.
B. 1 cm.
C. 1 mm.
D. 100 nm.
E. 100 mm.
E
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Dendrites
A. transmit signals away from the cell body. B. use hormones to transmit information. C. manufacture proteins to be used by the neuron. D. transmit signals toward the cell body. E. None of the choices is correct.
Which of the following is not a characteristic of a nonsteroid hormone?
a. Attaches to a receptor on the cell membrane b. Causes protein synthesis to occur c. Can use cAMP as a second messenger d. All of the above are characteristics of a nonsteroid hormone
Where would you find the trachealis muscle?
A. Between the esophagus and the trachea B. Superior to the larynx C. Between the esophagus and the diaphragm D. Between the larynx and the pharynx E. Between the trachea and the diaphragm
Nociceptors are sensitive to
A) pain. B) light touch. C) vibration. D) osmotic pressure. E) blood pressure.