In vertebrates other than fish, the cardiac pacemaker cells are located in an area of the right atrium called the __________
Fill in the blank with correct words.
Answer: Sinoatrial node
Anatomy & Physiology
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The shaft of a long bone is called the
A) epiphysis. B) trabecula. C) canaliculus. D) diaphysis. E) lamella.
Anatomy & Physiology
The roof of the oral cavity is formed by the
A) vestibule. B) hard and soft palate. C) palatal arches. D) upper labium. E) pharynx.
Anatomy & Physiology
Which of the following is/are possible uses of amino acids in energy production?
A. Forming intermediate molecules of carbohydrate metabolism B. Forming a ketoacid that can enter the citric acid cycle C. Forming NADH that enters the electron-transport chain D. All of the choices are correct.
Anatomy & Physiology
Which of the following conditions is most likely to occur in someone who is immobile?
A) ?Embolism
B) ?Thrombosis
C) ?Hematoma
Anatomy & Physiology