The ________ sphincter is a thickened ring that regulates the passage of fluid between stomach and duodenum.

Fill in the blank(s) with the appropriate word(s).


pyloric

Anatomy & Physiology

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The heart pumps about ____ liters of blood a day and contracts about _____ times in a

lifetime. A) 3,000 liters; 2 billion B) 1,200 liters; 2 billion C) 7,000 liters; 2.5 billion D) 1,000 liters; 1 billion

Anatomy & Physiology

If the ________ nerves to the heart are cut, the heart rate will ________.

A) sympathetic; decrease B) sympathetic; increase C) parasympathetic; decrease D) parasympathetic; increase

Anatomy & Physiology

Identify the correct sequence for the steps of meiosis I

A) Telophase I - anaphase I - metaphase I - prophase I B) Prophase I - metaphase I - anaphase I - telophase I C) Interphase - mitosis - meiosis D) 46 chromosomes, 23 chromosomes, then 46 chromosomes

Anatomy & Physiology

Which of the following events near the end of pregnancy might indicate parturition is near?

A. The fetal heart rate increases to greater than 160 beats per minute. B. The cervix gradually constricts. C. The uterus begins regular contractions. D. The cervix shrinks. E. The amniotic sac becomes edematous.

Anatomy & Physiology