Human Bio Final Exam Last Set

36 cards   |   Total Attempts: 188
  

Cards In This Set

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Created by an electrical gradient, or charge difference, across a neuronal membrane.

Resting potential
The outer covering of some axons which is composed of lipid material is called
A myelin sheath
The region of a neuron which contains the nucleus and most of the intracellular structures is
The cell body
The junction between the axon terminal of one neuron and the dendrite of another is called a
A synapse
Carry impulses toward a nerve cell body
Dendrites
After stimulation, a neuron repolarizes by the outward movement of
Potassium ions (K+)
Connect bone to bone
Ligaments
Has lacunae in concentric circles around central canals and is found on the wall of the middle portion of a long bone
Compact bones
Primarily located in the epiphysis of the long bone.
Spongy bone
Primarily fat
Yellow marrow
Normal bone growth
In the young depends on sufficient quantities of vitamins, minerals, and hormones.

Near the ends of long bone is lengthening long bones.

Epiphyseal plates
The type of cells that take calcium from the blood are ________ and the type of cells that deposit calcium into the blood are _______
Osteoblast, osteoclast
Most bones of the body are formed through
Endochondral ossification
The condition in which the bones are weakened due to a decrease in the bone mass is called
Osteoporosis