A nonsteroid hormone acts on a target cell by
A. directly causing protein synthesis.
B. promoting phagocytosis.
C. causing synthesis of a second messenger.
D. stimulating cell division.
Answer: C
You might also like to view...
The serous membrane covering the stomach and most of the intestines is called the
A) pericardium. B) peritoneum. C) pleura. D) mediastinum. E) abdomen.
Why are ribs 11 and 12 called floating ribs?
A) They do not connect with the body of the sternum but they do attach to the xiphoid process. B) They do not connect with the sternum at all. C) They connect to the sternum by shared costal cartilages. D) They connect to the sternum by individual costal cartilages. E) They are the only ribs that articulate with the thoracic vertebrae.
You examine an articulated skeleton in the laboratory and determine the skeleton to be a female since ________
A) the angle of the female pubic arch is smaller than in a male B) the distance between the female ischial spines is greater than in a male C) the distance between the female ischial tuberosities is less than in a male D) the female iliac bones are less flared than in a male E) the female pelvis as a whole is deeper, and the bones are heavier and thicker than in a male
Which of the following is not true?
A. The vagus nerves carry parasympathetic innervation to the heart. B. Without vagus nerve innervation, the heart rate would be about 100 beats per minute. C. The cardiac nerves carry parasympathetic innervation to the heart. D. Sympathetic innervation increases the speed and force of contraction. E. Fibers of the vagus nerves lead to the SA and AV nodes.