If cardiac muscle is deprived of its normal blood supply, damage would primarily result from ________.
A) decreased delivery of oxygen
B) a decrease in the number of available mitochondria for energy production
C) a lack of nutrients to feed into metabolic pathways
D) an inadequate supply of lactic acid
A) decreased delivery of oxygen
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The enzyme catalase neutralizes hydrogen peroxide produced in hair follicles.
Answer the following statement true (T) or false (F)
The narrow space that separates the motor neuron and the skeletal muscle fiber in a neuromuscular junction is called the
A. synaptic vesicle. B. synaptic knob. C. motor end plate. D. synaptic cleft.
The nucleus for the facial nerve (cranial nerve VII) is located in the ________.
A. pons B. mesencephalon C. cerebellum D. cerebrum E. medulla
The hormone that stimulates secretion and contraction by the stomach is
A) gastrin. B) enteropeptidase. C) secretin. D) cholecystokinin. E) rennin.