Which is an example of a normally occurring positive-feedback mechanism? - Ans-stretching of the uterus near the end of pregnancy
Which of the following is the most widely distributed type of muscle in the body? - Ans
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Which is an example of a normally occurring positive-feedback mechanism? - Ans-stretching of the uterus near the end of pregnancy
Which of the following is the most widely distributed type of muscle in the body? - Ans-Smooth
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? - Ans-microglia
During DNA replication, how does each template strand eventually become two identical DNA molecules? - Ans-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? - Ans-stratum spinosum
Which of the following components of the bone matrix, when removed, allows the bone to be easily shattered? - Ans-Collagen
The targeted response of the hormone lipotropin is an increase in which of the following? - Ans-the breakdown of fat in adipose tissues
What is the smallest level of organization in the body that contains the body's genetic information? - Ans-cellular
Which sentence best describes the sliding filament model of muscle contraction? - Ans-Sarcomeres and myofibrils contract
Which of the following is the definition of a third degree burn? - Ans-a burn that has destroyed the dermis and epidermis
Which class of chemical messengers is secreted by neurons into synaptic clefts to activate an adjacent cell? - Ans-Neurotransmitter
Which of the following types of openings in the skeletal system does a "sinus" describe? - Ans-Cavity
Which of the following processes generates the most ATP within a human cell? - Ans-Oxidative phosphorylation
What type of axons is found in a gray ramus comunicans? - Ans-unmyelinated, post-ganglionic axons
Deep means - Ans-Away from the surface
Which of the following is consistent with homeostasis? - Ans-As body temperature rises, sweating occurs to cool the body
which of the following describes the position of the nose? - Ans-Superior to the mouth
An organelle is - Ans-A small structure within a cell
Posterior means - Ans-Toward the back of the body
Which body system would be affected by degeneration of cartilage in joints? - Ans-Skeletal
Inferior - Ans-Pointing towards the feet (down)
The study of tissues is - Ans-histology
Cephalic means - Ans-closer to the head
the term "dorsal" means - Ans-toward the back of the body
The thumb is ______ to the fifth digit (little finger). - Ans-lateral
The shoulder is _______ to the elbow - Ans-proximal
The inguinal region is commonly known as the - Ans-Groin
Nerve cells generate electrical signals in response to changes in the environment. This is an example of - Ans-responsiveness
Magnetic resonance imaging is based on the movement of - Ans-protons in a magnetic field
The pectoral region is the - Ans-chest area
An increase in the number of cells is - Ans-Growth
What system removes nitrogenous waste products from the blood and regulates blood pH, ion balance, and water balance? - Ans-urinary
The sural region is the - Ans-calf
An anatomic image created from sound waves is a - Ans-sonogram
the lumbar region is the - Ans-lower back
Which of the following systems carries necessary compounds like oxygen and nutrients throughout the body? - Ans-cardiovascular
Anatomy is - Ans-the study of structure
the visceral pleura is - Ans-the serous membrane that covers the lungs
Which of the following is most similar to the negative feedback mechanism in human physiology? - Ans-A toilet tank refills itself after a flush
The pleural cavity is the - Ans-space located between the visceral and parietal pleura
The popliteal region is the - Ans-hollow behind the knee
Organize the following structural levels of the human body from simplest to most complex.
(1) Cell
(2) tissue
(3) chemical
(4) organ system
(5) organ - Ans-3,1,2,5,4
The cavity of the body immediately inferior to the diaphragm is the ____________ cavity - Ans-abdominal
The change in shape of tissues or organs is called - Ans-morphogensis
Homeostasis is defined as - Ans-the maintenance of a relatively constant environment within the body
An organism's ability to use energy in order to swim is an example of - Ans-metabolism
A researcher discovered a sensory receptor that detects decreasing oxygen concentrations in the blood. According to the principles of negative feedback, it is likely that stimulation of this sensory receptor will produce which of the following types of responses? - Ans-an increase in the respiratory rate
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