Which of the following is not a characteristic of venous valves?
A) preventing backflow of blood
B) channeling blood away from the heart
C) channeling blood toward the heart
D) permit blood flow in one direction only
E) all of the above
Answer: B
Anatomy & Physiology
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Which of the following quantities are forces?
A. friction B. buoyancy C. weight D. all of the above
Anatomy & Physiology
The heart initiates its own action potentials without any external influence
Indicate whether the statement is true or false
Anatomy & Physiology
A cochlear implant treats
A. otosclerosis. B. a torn tympanic membrane. C. conductive deafness. D. sensorineural deafness.
Anatomy & Physiology
Which of the following enter the duodenum?
a. pancreatic secretions b. bile c. fatty acids from digested lipids d. both (a) and (b) above. e. all of these answers.
Anatomy & Physiology