What chemical normally provides the most important stimulus for breathing?
A) increased oxygen level in the blood
B) increased blood pH
C) increased carbon dioxide in the blood
D) increased electrolyte concentration in the blood
E) decreased carbon dioxide in the blood
C
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Around the knee joint, which specialized connective tissue forms four separate bridges from one bone to another bone?
A) Knee muscles B) Knee ligaments C) Knee epiphyses D) Knee tendons
The type of cells that form the strata in the epidermis are
A) adipocytes. B) keratinocytes. C) fibroblasts. D) melanocytes. E) dendritic cells.
A person with erythrocytes that have surface antigen A, but not surface antigen B, is said to have type _________ blood
Fill in the blank with correct word.
Thrombopoietin increases the number of megakaryocytes circulating in the blood
Indicate whether the statement is true or false