An important artery that supplies blood to the brain is the ________ artery
A) internal carotid
B) external carotid
C) mental
D) azygos
E) maxillary
A
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Fixed acids are generally regulated by physiological buffering provided by the
A. respiratory system. B. kidneys. C. lymphatic system.
Glucose is usually reabsorbed from the filtrate in the kidney back into the blood through carrier proteins, hence, glucose in the urine is considered abnormal. What condition below might result in glucose in the urine?
a. high levels of glucose in the blood. b. transport maximum for renal glucose reached. c. excess consumption of glucose. d. competitors for glucose carriers. e. all of these answers.
Chromatin is the term for the loosely coiled appearance of DNA in a non-dividing cell.
a. true b. false
Which germ layer is the thymus derived from?
A. ectoderm B. mesoderm C. endoderm