Which structure defines the pupil and regulates the amount of light passing to the visual receptors of the eye? A) aqueous humor B) lens C) cornea D) iris

Match the following hormones with the appropriate type of stimulus (prompting release of the respective hormone).

Which of the following structures produces cerebrospinal fluid (CSF)? A) dura mater B) arachnoid mater C) pia mater D) choroid plexus

Which of the following structures is (are) NOT part of the external ear? A) auricle also called pinna B) external acoustic meatus C) lobule D) vestibule (saccule and utricle)

The vital centers for the control of heart rate, respiration, and blood pressure are located in the ________. A) pons B) medulla oblongata C) midbrain D) cerebrum

The brain area that filters out repetitive stimuli and maintains cortical alertness is the ________. A) thalamus B) reticular formation C) basal nuclei (ganglia) D) limbic system

Match to the following figure

Match the stimuli for release with the hormones (letters below). Notice hormones (A, B, C, D and E) are released from the above gland. These hormones have specific target organs. The five boxes represent target organs. Three of the five boxes represent important tropic hormone targets.

Parasympathetic nerves exiting the central nervous system transmit impulses from __________. A) cranial nerves III, VII, IX, and X B) T1 through L2 spinal nerves C) S2 through S4 spinal nerves D) A and C are both correct answers.

The receptor in the ear responsible for static equilibrium is the ________. A) semicircular canal B) macula C) crista ampullaris D) cochlear duct