________________________________________ cells are specialized cells that control cardiac muscle contractions
Fill in the blank(s) with correct word
Pacemaker
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A person with erythrocytes that have surface antigen A, but not surface antigen B, is said to have type ________ blood.
Fill in the blank(s) with the appropriate word(s).
Filtrate first passes from the glomerular capsule to the
A) nephron loop (loop of Henle). B) proximal convoluted tubule. C) distal convoluted tubule. D) collecting duct. E) minor calyx.
The endocrine and nervous systems are similar in that
they release chemicals that bind to specific receptors on target cells they share some chemical messengers they attempt to maintain homeostasis Ony A and C are correct All of the choices correct
The extrinsic pathway of coagulation is initiated by the
A) sticking of platelets to damaged tissue. B) activation of Factor VII exposed to collagen. C) release of tissue factor (Factor III) by damaged endothelium. D) release of heparin from the liver. E) conversion of prothrombin to thrombin.