Cynthia has received her lab results and is told that her blood calcium levels are abnormal. The event in neuron transmission that would most likely be affected would be:

a. summation of graded potentials in the initial segment.
b. production of graded potentials in the dendrites and cell body.
c. release of neurotransmitter from the synaptic knob.
d. propagation of an action potential in the axon.


c. release of neurotransmitter from the synaptic knob.

Anatomy & Physiology

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The primary goal of the immune response is

A. removal of antibodies from lymph and lymphatic organs. B. reduction of the number of circulating memory lymphocytes. C. maintenance of the proper ionic balance between lymph and blood. D. stimulation of mitotic activity in order to replace cells damaged by infection. E. destruction or inactivation of pathogens and foreign material.

Anatomy & Physiology

The vagus nerve is also known as cranial nerve ________.

A. X B. II C. VIII D. XII

Anatomy & Physiology

Blood pH exists within a narrow range of values. Describe the role of buffer systems in achieving blood pH homeostasis

What will be an ideal response?

Anatomy & Physiology

Which of following processes is the primary function of the mouth?

a) Ingestion b) Secretion c) Mixing and propulsion d) Absorption e) None of these choices

Anatomy & Physiology