Which structure makes up most of the floor of the midbrain?
a. tectum
b. cerebral peduncle
c. cerebral aqueduct
d. superior colliculi
Answer: b. cerebral peduncle
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Which of the following observations confirms the sliding filament mechanism for muscle contraction?
a. As the sarcomere shortens, the H zone becomes smaller. b. As the sarcomere shortens, the width of the A band remains the same. c. As the sarcomere shortens, the I band becomes smaller. d. Two of these. e. All of these.
What portion of the diencephalon acts as a relay station for sensory impulses traveling upward to the sensory cortex?
A) pons B) pituitary gland C) thalamus D) hypothalamus
All injection sites should be massaged after the injection
Indicate whether the statement is true or false
___________ is/are not stored in the secretory cell after being synthesized
a. Peptides b. Catecholamines c. Steroids d. Thyroid hormone e. b and c