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Which of the following is not a function of the hypothalamus? ✔Correct Answer-Regulation of
motor activity
The lymphatic system serves various functions in the body. The two most important functions of this
system are ✔Correct Answer-fluid balance and immunity.
Water will move through the cell membrane by: ✔Correct Answer-osmosis
The olfactory tract carries impulses associated with: ✔Correct Answer-smell
During which phase of the twitch contraction is there a triggering of the release of calcium ions into
the sarcoplasm? ✔Correct Answer-latent period
Which is true of a neuron with a resting potential? ✔Correct Answer-The sodium pump has moved
Na+ to the outside of the plasma membrane.
An age-related skeletal disease that is characterized by loss of bone mineral density and increased
bone fragility is ✔Correct Answer-osteoporosis
The element that is present in all proteins but not in carbohydrates is: ✔Correct Answer-nitrogen
The main factor determining male fertility is the: ✔Correct Answer-number of sperm ejaculated.
A synapse consists of: ✔Correct Answer-all of the above.
The vagus is said to act as a "brake" on the heart. This situation is called ✔Correct Answer-vagal
inhibition.
Which of these is true about the metabolism of glucose? ✔Correct Answer-Anaerobic metabolism
produces lactic acid.
What structure is formed by the union of the basal and reticular lamina? ✔Correct Answer-
Basement membrane
Starling's law of the heart states that, within limits, the longer, or more stretched, the heart fibers are
at the beginning of the contraction, the ✔Correct Answer-stronger the contraction.
A membrane carrier structure attracts a solute to a binding site, changes shape, and releases the
solute on the other side of the cell membrane. This describes the process of: ✔Correct Answer-
carrier-mediated transport.
Which of the following is true of total body water? ✔Correct Answer-Overweight people have
lower water content per kilogram of body weight than slender people.
Which of the following is true of the essential organ in the reproductive system? ✔Correct Answer-
All of the above are true.
, Physiological muscle fatigue may be caused by: ✔Correct Answer-all of the above
The male gland that secretes a fructose sugar used as an energy source for sperm is the: ✔Correct
Answer-seminal vesicle.
The primary organ of the lymphatic system is the ✔Correct Answer-thymus
Which of the following may put one at risk for developing a given disease? ✔Correct Answer-All of
the above
The final product of carbohydrate digestion is a: ✔Correct Answer-monosaccharide.
The physical process by which water and solute move through a membrane when a hydrostatic
pressure gradient exists across the membrane is the process of: ✔Correct Answer-filtration
Which lipid is part of vitamin D? ✔Correct Answer-steroids
Of the 11 major body systems, which is the least involved in maintaining homeostasis? ✔Correct
Answer-reproductive
Aerobic respiration: ✔Correct Answer-produces the maximum amount of energy available from
each glucose molecule.
Intrinsic control: ✔Correct Answer-is sometimes called autoregulation.
Hematopoietic tissue can be found in the: ✔Correct Answer-bones
Attempting to pick up an object too heavy to lift would result in which type of muscle contraction?
✔Correct Answer-Isometric
Sensory impulses ending in what part of the CNS trigger imprecise or "crude" sensation awareness?
✔Correct Answer-Thalamus
_____, a natural constituent of blood, acts as an antithrombin and prevents clots from forming in
vessels. ✔Correct Answer-Heparin
Normal, quiet breathing is known as: ✔Correct Answer-eupnea
Cardiac output is determined by ✔Correct Answer-stroke volume and heart rate.
In comparison with the nervous system, the regulatory effects of the endocrine system are:
✔Correct Answer-slow to appear but long-lasting.
In what area of the body would you expect to find an especially thick stratum corneum? ✔Correct
Answer-Sole of the foot
Which of the following constitutes total lung volume? ✔Correct Answer-Residual volume and vital
capacity
The intestinal hormone cholecystokinin: ✔Correct Answer-does all of the above.