Integumentary System
Name of the cells in the stratum basale that produce melanin
Melanocytes
Canal containing vessels at center of the osteon
Central / Haversian canal
The primary muscle responsible for respiration
The diaphragm
Area of brain responsible for interpreting visual information
Occipital lobe
The elbow is ______ to the wrist
Proximal
The most superficial of the epidermal layers in thick skin
Stratum corneum
Membrane covering outer bone surface
Periosteum
Muscle fatigue correlates with the depletion of this energy source
ATP
Gap between neurons where neurotransmitters diffuse
Region containing the stomach
Abdominal region
Type of sweat glands that produce thicker, odorous sweat
Apocrine glands
Bones grow in length at this line
Epiphyseal line / plate
This organelle stores the calcium required for muscle contraction
Sarcoplasmic reticulum
Division of nervous system controlling "fight or flight" reactions
Sympathetic nervous system
Movement turning the palm anteriorly/facing upward
Supination
Arrector pili contraction causes this visible effect
Goosebumps
A fracture where the bone pierces the skin
Open / Compound fracture
Term for a motor neuron plus all the fibers it controls
Motor unit
Glial cells that form the myelin in the PNS
Schwann cells
Movement that moves a body part away from the midline
Abduction
Narrowing of dermal blood vessels to conserve heat
Vasoconstriction
Number of bones in the axial skeleton only
80
Term for a bundle of muscle fibers
Fascicle
The membrane potential becomes less negative during this phase of an action potential
Depolarization
The body cavity that contains the lungs
The pleural cavity