An atom with a positive or negative charge is known as a(n) ________
Fill in the blank with correct word.
ion
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The ________ collects blood from the entire small intestine and two-thirds of the large intestine
A) celiac trunk B) hepatic portal vein C) splenic vein D) gastric vein E) superior mesenteric vein
Which of the following is characteristic of complete antigens?
A) small molecules B) reactivity with an antibody C) contain many repeating chemical units D) inhibit production of antibodies
What is the mechanism for stopping bleeding called?
A. Negative feedback B. Erythropoiesis C. Hemostasis D. Thrombocytosis E. Vasoconstriction
Which of these bests describes colostrum?
A. It is composed of dark-colored solid waste ejected from a fetus's bowels shortly after it is born. B. It is a hormone secreted by the hypothalamus that inhibits prolactin secretion. C. It is the watery remnant of breast milk that continues to be expelled from the breasts after a baby is weaned. D. It is a watery, protein-rich fluid secreted from maternal breasts after delivery of a baby. E. It is an estrogen-rich fluid that fills the antrum of a mature ovarian follicle.