The __________ carry blood toward the lungs.
A. pulmonary arteries and veins
B. pulmonary trunk and arteries
C. pulmonary trunk and veins
D. superior and inferior venae cavae
E. aorta and pulmonary arteries
B. pulmonary trunk and arteries
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The membrane network that surrounds each myofibril in a sleeve like arrangement is the
A) sarcoplasmic reticulum. B) actin. C) endoplasmic reticulum. D) myoneural junction. E) endomysium.
Which part of the renal tubular system reabsorbs or secretes the most substances?
A) Collecting duct B) Distal Tubule C) Descending loop D) Proximal Tubule
Receptors that relay thermal information to the temperature control centers include
a. peripheral warm and cold thermoreceptors in the skin. b. central thermoreceptors in the hypothalamus. c. central thermoreceptors in internal organs. d. both (a) and (b) above. e. all of these answers.
Match the function or term with the appropriate organic molecule.A. CarbohydratesB. LipidsC. ProteinsD. Nucleic acidsPrimary energy source
Fill in the blank(s) with the appropriate word(s).