Which of the following substances is not a product of the Krebs cycle?
A. Pyruvic acid
B. Carbon dioxide
C. NADH
D. ATP
Answer: A. Pyruvic acid
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The ventral root of a spinal nerve transmits ________ information ________ the spinal cord.
A) motor; toward B) visceral; toward C) sensory; away from D) sensory; toward E) motor; away from
Choose all of the items that are incorrectly matched.
A) inactivation gate — closed during repolarization B) activation gate — open at rest C) inactivation gate — closed at rest D) activation gate — opens during depolarization E) All of the answers are incorrectly matched.
What are the main muscles of dorsiflexion?
A. Tibialis anterior and extensor digitorum longus B. Gluteus medius and gluteus minimus C. Fibularis longus and fibularis brevis D. Gastrocnemius and soleus
The part of the small intestine most likely to develop an ulcer from exposure to gastric juice is the
A) pylorus. B) duodenum. C) ileum. D) cecum. E) jejunum.