Which of the following processes is not considered an example of mechanical digestion?
a. the teeth chewing food
b. the stomach churning food
c. amylase acting on food in the mouth
d. bile acting on food in the small intestine
c. amylase acting on food in the mouth
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The following is a possible progression of which of the following disorders
Inadequate dietary iodine intake ïÆ' low level of thyroid hormone in blood ïÆ' increased TSH secretion ïÆ' thyroid gland enlargement. a) Acromegaly b) Tetany c) Goiter d) Cushing's syndrome e) Addison's disease
The study of tissue is called cytology
a. True b. False Indicate whether the statement is true or false
The location where two bones meet is called a joint, or an
A) adduction. B) appendix. C) amphiarthrosis. D) articulation. E) insertion.
What role does a first-order neuron play in the passage of a sensory signal to the brain?
A. The first-order neuron carries the sensory signal to the thalamus. B. The first-order neuron detects the stimulus and transmits a signal to the spinal cord or brain-stem. C. The first-order neuron carries the signal to the sensory area of the cerebral cortex. D. The soma of the first-order neuron is in the cerebral cortex and the axon terminates in the spinal cord. E. The first-order neuron has no role in sensory signal transmission.