An important regulator of electrolyte concentrations in extracellular fluids is ________

A) cortisol
B) insulin
C) glucagon
D) aldosterone


D
Explanation:
A) Cortisol is not a regulator of electrolyte concentrations.
B) Insulin is not a regulator of electrolyte concentrations.
C) Glucagon is not a regulator of electrolyte concentrations.

Anatomy & Physiology

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In the autonomic nervous system two neurons are used outside of the CNS, whereas in the somatic nervous system ________ neuron(s) are used outside of the CNS.

A) four B) one C) ten D) three E) zero

Anatomy & Physiology

From deep to superficial, the order of the strata of the epidermis is

A. Corneum - lucidum - granulosum - spinosum - basale B. Corneum - granulosum - lucidum - spinosum - basale C. Basale - spinosum - granulosum - lucidum - corneum D. Spinosum - granulosum - basale - lucidum - corneum E. Basale - granulosum - spinosum - lucidum - corneum

Anatomy & Physiology

What cell type is indicated by number 1?

A. Astrocyte B. Oligodendrocyte C. Ependymal cell D. Satellite cell E. Microglial cell

Anatomy & Physiology

This muscle, which is found in the neck, functions to elevate the hyoid bone and help press the tongue against the roof of the mouth during swallowing

a) mylohyoid b) sternothryroid c) sternocleidomastoid d) digastric e) masseter

Anatomy & Physiology