Complete Solutions 2024/2025
What is the smallest level of organization in the body that contains the body's genetic information?
Cellular
Which is an example of a normally occurring positive-feedback mechanism?
stretching of the uterus near the end of pregnancy
Which of the following processes generates the most ATP within a human cell?
oxidative phosphorylation
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.
Which is the most superficial layer of skin that is composed primarily of living cells?
stratum spinosum
Which of the following is the definition of a third degree burn?
a burn that has destroyed the dermis and epidermis
Which of the following types of openings in the skeletal system does a "sinus" describe?
cavity
Which of the following components of the bone matrix, when removed, allows the bone to be easily
shattered?
collagen
, Which of the following is the most widely distributed type of muscle in the body?
smooth
Which sentence best describes the sliding filament model of muscle contraction?
Sarcomeres and myofibrils contract
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
What type of axons is found in a gray ramus comunicans?
unmyelinated, post-ganglionic axons
Which class of chemical messengers is secreted by neurons into synaptic clefts to activate an adjacent
cell?
neurotransmitter
The targeted response of the hormone lipotropin is an increase in which of the following?
the breakdown of fat in adipose tissues
The articulations between the radius and ulna that allow for rotation of the forearm is an example of a(n)
_________ joint.
pivot
In order to increase low blood glucose levels back to normal, the pancreas increases secretion of
________.
glucagon
Hypocalcemia results from inactive
parathyroid glands.