1. Which type of anatomy listed below is NOT an example of gross anatomy?
regional anatomy
surface anatomy
cellular anatomy
systemic anatomy
Answer: c

2. At which level of organization does a
histologist investigate structures?
a. molecular
b. organ
c. tissue
d. cellular
Answer: c

3. Most examples of extrinsic regulation of organ systems in the human body will be controlled via ________.
a. negative feedback
b. positive feedback
c. autoregulation
d. homeostasis
Answer: a

4. Positive feedback is not reliable.
Why is positive feedback helpful in blood clotting, but unsuitable for the regulation of rising body temperature?
Positive feedback accelerates the clotting process, but would cause temperature to rise out of control.
Positive feedback would cause temperature to decrease; negative feedback would cause dynamic equilibrium to occur in blood clotting.
Positive feedback is not reliable.
Positive feedback works only in life-threatening situations.
Answer: a

5. a. brain and spinal cord; cranial and vertebral
Contents of the thoracic cavity include the _____ and is further subdivided into the _____ cavities.
a. brain and spinal cord; cranial and vertebral
b. heart and lungs; pleural and pericardial
c. liver and stomach; abdominal and pelvic
d. B and C are correct.
Answer: b

6. A receptor, a control center, and an effector are the three parts of a homeostatic regulatory mechanism. Which of the these describes the respective functions of each component?
receives and processes information; a cell or organ that responds to commands; a sensor receptive to stimulus
a sensor receptive to stimulus; receives and processes information; a cell or organ that responds to commands
activity that opposes or enhances a stimulus; receives information; keeps characteristics of internal environment within certain limits
all of the above
Answer: b