Which of the choices below is a type of hormone that acts on neighboring cells without entering the bloodstream?
1. Local hormone
2. Paracrine
3. Autocrine
4. Circulating hormone
a) 1 only
b) 2 only
c) 3 only
d) 4 only
e) Both 1 and 2
e
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Bacteria in the blood is termed ____________
Fill in the blank(s) with correct word
Metastasizing cells that originate in the tip (apex) of the tongue will be seen first in which of the following lymph nodes?
A. Submental B. Submandibular C. Superior deep cervical D. Superficial parotid E. Jugulo-omohyoid
High-quality ________ proteins are those that provide all the essential amino acids.
A. incomplete B. globular C. complete D. net E. fibrous
Three common components of a feedback loop are ________, ________, and ________
A) stimulus; integrating (control) center; organ system B) receptor; organ; organ system C) receptor; integrating (control) center; effector D) stimulus; receptor; integrating (control) center E) receptor; integrating (control) center; organ system