A person with total color blindness may lack ________
A) rods
B) optic disc (blind spot)
C) cones
D) hair cells
E) olfactory cells
C
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If the thyroid were to develop abnormally and lack most of its extracellular folds, secretion of calcitonin would be severely below normal.
Answer the following statement true (T) or false (F)
Hypochromia means:
A) causing pigment or color B) absence of color in urine C) a condition in which RBCs have an increased hemoglobin content, causing increased pigmentation D) a condition in which RBCs have an decreased hemoglobin content, causing decreased pigmentation
Metabolism is the sum of all of the chemical reactions within cells that release energy.
Answer the following statement true (T) or false (F)
The figure illustrates the sacrum. What structure does "E" represent?
A. Posterior sacral foramina B. Coccyx C. Superior articular facet D. Sacral hiatus E. Median sacral crest