Which cranial nerves have a negative chronotropic effect on heart rate?
A) vagus nerves (CN X) B) trochlear nerves (CN IV)
C) glossopharyngeal nerves (CN IX) D) hypoglossal nerves (CN XII)
A) vagus nerves (CN X)
Anatomy & Physiology
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The hypodermis
A) provides mechanical strength to the skin. B) is quite elastic. C) has no blood vessels. D) is composed of strata with various functions. E) contains a variety of sensory receptors.
Anatomy & Physiology
The __________ node is the pacemaker of the heart.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
The auditory ossicles are in the inner ear
Indicate whether the statement is true or false
Anatomy & Physiology
Which of the following are chemoreceptors?
A. Receptors that mediate the Hering-Breuer reflex B. Baroreceptors in the aortic and carotid arch C. Receptors in the aortic and carotid bodies D. Hair cells in the cochlea
Anatomy & Physiology