A thyroid disorder in which an excess of thyroid hormone is produced, causing anxiety, insomnia, heat intolerance,
weight loss, and tremors is known as ____.
a. hypothyroidism
b. goiters
c. cretinism
d. Graves' disease
e. Hashimoto’s disease
ANSWER: d
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A variation of a gene is called a(n) _______
A. species B. morph C. genome D. allele E. proteome
Four of the statements about malaria are true. Which one is FALSE?
a. It is caused by an evolving organism. b. It is transmitted from person to person by the bite of a mosquito. c. Its mortality rate is linked to the allele for sickle cell anemia. d. Its greatest mortality rate is in Africa. e. Its occurrence in the United States can be traced to ineffective mosquito spraying in the southern states.
Concerning the role of the pancreas in digestion,
a. no digestion occurs in the pancreas. b. endocrine cells secrete bicarbonate, which helps neutralize highly acidic chyme. c. endocrine cells release enzymes that break down carbohydrates, fats, proteins, and nucleic acids in the small intestine. d. exocrine tissue produces insulin and glucagon, which help regulate the metabolism of sugar. e. all of these are true.
What kind of cells make up the basement membrane?
A) cuboidal epithelial cells B) squamous epithelial cells C) columnar epithelial cells D) connective tissue cells E) no cells, the basement membrane is an acellular structure, composed of protein