Structure B is the
A) cornea.
B) lens.
C) choroid.
D) iris.
E) ciliary body.
A) cornea.
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One of the least complicated of the endocrine control systems directly responds to changing blood levels of ions and nutrients. Which of the following describes this mechanism?
A) carbohydrate oxidation B) protein synthesis C) catabolic inhibition D) humoral stimulation
The endocrine gland that secretes hormones containing iodine is the
a. adrenal cortex b. adrenal medulla c. pancreas d. thyroid e. thymus.
Match the enzyme or hormone with the organ that produces it.A. Salivary glandsB. StomachC. LiverD. Small intestineE. PancreasPeptidases
Fill in the blank(s) with the appropriate word(s).
In addition to phagocytosis and initiation of inflammation, white blood cells have the capacity to discover foreign substances using surface receptors known as _________.
Fill in the blank(s) with correct word