Original
1. Which is an example of a normally occurring positive-feedback
mechanism? stretching of the uterus near the end of pregnancy
2. Which of the following is the most widely distributed type of muscle in the
body? Smooth
3. A doctor performing an autopsy on a patient concludes that part of the brain was likely
damaged by trauma due to a large population of which type of cell?
microglia
4. During DNA replication, how does each template strand eventually become two
identical DNA molecules?
One strand forms continuously, the other forms in short segments spliced by DNA ligase
5. Which is the most superficial layer of skin that is composed primarily of
living cells? stratum spinosum
6. Which of the following components of the bone matrix, when removed, allows the
bone to be easily shattered?
Collagen
7. The targeted response of the hormone lipotropin is an increase in which of the
following? the breakdown of fat in adipose tissues
, 8. What is the smallest level of organization in the body that contains the body's
genetic information?
cellular
9. Which sentence best describes the sliding filament model of muscle
contraction? Sarcomeres and myofibrils contract
10. Which of the following is the definition of a third degree
burn? a burn that has destroyed the dermis and epidermis
11. Which class of chemical messengers is secreted by neurons into synaptic clefts to
activate an adjacent cell?
Neurotransmitter
12. Which of the following types of openings in the skeletal system does a "sinus"
describe? Cavity
13. Which of the following processes generates the most ATP within a
human cell? Oxidative phosphorylation
14. What type of axons is found in a gray ramus
comunicans? unmyelinated, post-ganglionic axons
15. Deep means
Away from the
surface
16. Which of the following is consistent with
homeostasis? As body temperature rises, sweating occurs
to cool the body
, 17. which of the following describes the position of the
nose? Superior to the mouth
18. An organelle is
A small structure within a cell
19. Posterior means
Toward the back of the
body
20. Which body system would be affected by degeneration of cartilage in
joints? Skeletal
21. Inferior
Pointing towards the feet (down)
22. The study of tissues
is histology
23. Cephalic
means closer to the
head
24. the term "dorsal"
means toward the back of the
body
25. The thumb is to the fifth digit (little
finger). lateral
26. The shoulder is to the
, elbow proximal
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