The type of immunity that develops as a result of natural exposure to an antigen in the environment is:

naturally acquired immunity
naturally acquired active immunity
naturally innate immunity
naturally acquired passive immunity
None of the choices are correct


naturally acquired active immunity

Anatomy & Physiology

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The plexuses that lie on either side of the neck are the _____ plexuses

A.   cervical B.   branchial C.   lumbar D.   radial E.   mandibular

Anatomy & Physiology

Using the figure below, identify the labeled part.



1 Label A: ______________________________
2 Label B: ______________________________
3 Label C: ______________________________
4 Label D: ______________________________
5 Label E: ______________________________
6 Label F: ______________________________
7 Label G: ______________________________
8 Label H: ______________________________
9 Label I: ______________________________
10 Label J: ______________________________
11 Label K: ______________________________
12 Label L: ______________________________

Anatomy & Physiology

When CO2 levels in the blood increase, the

A. condition is called hypocapnia. B. pH of the blood increases. C. blood becomes more alkaline. D. number of hydrogen ions in the blood decreases. E. blood becomes more acidic.

Anatomy & Physiology

The capacity of synapses for alteration at the molecular level is termed ________.

A. synaptic plasticity B. synaptic capacitance C. synaptic modulation D. synaptic alteration

Anatomy & Physiology