Answer the following statement(s) true (T) or false (F)
1. Several muscles of facial expression are stimulated by the facial nerve. In other words, these muscles are innervated by the facial nerve.
2. Most athletic injuries can be prevented by conditioning, stretching, and warm-up exercise.
3. Injury to the deep fibular nerve would cause inability to extend one's toes.
4. As axon diameter increases, the conduction speed of an action potential decreases.
5. The nervous system employs exclusively electrical means to send messages, whereas the endocrine system communicates by means of chemical messengers.
1. True
2. True
3. True
4. False
5. False
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The process of up-regulation makes target cells more sensitive to a hormone.
a. true b. false
Which of the following processes is most important to the continuation of the human species?
A. Responsiveness B. Respiration C. Movement D. Reproduction
What is the purpose of the secondary curves?
A) accommodate the thoracic organs B) shift the weight of the body to permit an upright posture C) accommodate the abdominal organs D) form a humpback E) accommodate the pelvic organs
The afferent arteriole is the blood vessel that carries blood to the glomerular capillaries
Indicate whether the statement is true or false