What is the basic unit in the nervous system?

A. Axon
B. Neuron
C. Cells
D. None of the above


B. Neuron

Anatomy & Physiology

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A pair of tweezers is a good example of a second-class lever

Indicate whether the statement is true or false

Anatomy & Physiology

Where is the thirst center of the brain located?

a. pons b. brain stem c. medulla d. hypothalamus e. pineal gland

Anatomy & Physiology

A(n) ____________________ is a large, complex molecule that triggers an immune response against itself

Fill in the blank(s) with correct word

Anatomy & Physiology

This is a diagram of calcium homeostasis. What process is represented by "E"?

A. PTH promotes calcium reabsorption from urine. B. Vitamin D promotes calcium absorption. C. Calcium is removed from blood by osteoblasts. D. Calcium is lost in urine. E. PTH promotes calcium release into blood by osteoclast.

Anatomy & Physiology