Nervous System Part #1
Central Nervous System includes
Brain and Spinal Cord
4 main parts of the brain
Cerebrum, Diencephalons, brain stem, cerebellum
What is the muscle belly surrounded by
The Epimysium
Top part of the skeletal system:
Bottom Part of the skeletal system:
Top: Axial
Bottom: Appendicular
What are the tissue levels of organization?
Chemical Level, Cellular Level, Tissue Level, Organ Level, Organ System Level, Organismal Level
Nervous System function
Master control and communication system of the body
Motor (efferent) Division
carries impulses from CNS to effector organs, muscles, and glands
What is a fascicle?
bundle of muscle fiber cells surrounded by the Perimysium
How many bones do babies have?
300 bones
What are the four anatomic planes?
Median, Sagital, Coronal (Frontal), Transverse
Main functions of the temporal lobe
Long, short term memory and processing sounds
Somatic Nervous System
allows us to consciously control our skeletal muscles
3 reasons for skeletal muscles
1. produce market
2. Maintain posture and body position
3. Stabilize Joints
Fractures and dislocations are _____ common, _____ serious
more common, less serious
What is the axillary?
armpit
2 subdivisions of the NS
Central Nervous System and the Peripheal Nervous System
Nervous Tissue made of 2 cell types
Supporting Cells and neurons
What muscle is superior to the sternocleidomastoid?
sternohyoid
What pulls on the bone to make it move?
Tendon
What are the 2 subdivisions of the ventral body cavity?
Thoratic Cavity and the Abdominopelvic
Main function of the Occipital Lobe
Vision, color, and forms of movement
Capillaries and their function
Smallest blood vessels that protect neurons from harmful substances
What is interior to the extensor digitorum Longus?
Soleus
What is calcium used for? 3 reasons
transmit messages, causes muscles to contract, blood to clot
What are the 4 basic epithelial tissues?
Squamous, cuboidal, columnar, pdeudostratified