Which statement is not true concerning characteristics of life?
a. all body cells exhibit irritability to some extent
b. growth can be an increase in size due to an increase in the number of cells
c. Each organ system is isolated from all other body systems
d. Reproduction occurs on both the cellular level and the oganismal level
Answer: c. Each organ system is isolated from all other body systems
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State two ways in which endocrine glands and exocrine glands differ.
What will be an ideal response?
Tubular secretion in the nephron is a process by which substances move ________
A) from the glomerulus into the nephron B) from the nephron into the peritubular capillary C) from the afferent arteriole into the glomerulus D) from the peritubular capillary into the nephron
Autoregulation is defined as:
A) reflex bradycardia that occurs secondary to systemic hypertension. B) an increase in mean arterial pressure to maintain cerebral blood flow. C) the forcing of cerebrospinal fluid into the spinal cord as intracranial pressure increases. D) a decrease in cerebral perfusion pressure that reduces intracranial pressure.
The short connection between a spinal nerve and a sympathetic chain ganglion through which preganglionic neurons pass is called the ________.
A. white ramus communicans B. pink ramus communicans C. splanchnic nerve D. gray ramus communicans E. terminal ganglia