Which of the following is not true of William Harvey?

A. He experimentally demonstrated that blood returns to the heart after passing through the organs.
B. He measured cardiac output in a variety of animals.
C. He observed capillaries under the microscope.
D. He believed blood orbits the body similar to the way planets orbit the sun.
E. He wrote about his work in the 1600s.


Answer: C

Anatomy & Physiology

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Which of the statements below does not describe antigens?

A) Antigens exhibit immunogenicity and reactivity. B) Antigens only come from microbes. C) The parts of antigen molecules that initiate immune responses are called epitopes or antigenic determinants. D) Antigens can include proteins, nucleic acids, lipoproteins, glycoproteins, and certain large polysaccharides.

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The jaw joint is a synovial joint

Indicate whether the statement is true or false

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Which lobe of the cerebrum is responsible for visual reception?

What will be an ideal response?

Anatomy & Physiology

Fluoxetine (Prozac) is a serotonin re-uptake inhibitor. Serotonin is generally an excitatory neurotransmitter; therefore, one would expect using fluoxetine to result in ___________ in the post-synaptic neuron

a. action potentials of greater amplitude to be conducted b. an increase in the conduction velocity of action potentials c. graded potentials of lesser amplitude d. graded potentials of shorter duration e. graded potentials of longer duration

Anatomy & Physiology