nervous system pt.1
what is the nervous system?
Master control and communication of the body (communicates with body cells using electrical impulses)
what are the components of the central nervous system?
Brain and spinal cord
what type of connective tissue connects skeletal muscle to bone?
tendons
What is the difference between the diaphysis and epiphyses in long bones?
Diaphysis is the long bone shaft and the epiphyses in the long bone ends
what function does connective tissue have?
connecting all body parts
what are the 2 functional properties neurons have?
Irritability and conductivity
what are the 3 main functions of the nervous system?
sensory input, Integration, and motor output
What's the relationship between the muscular system and the skeletal system?
Skeletal muscle activity maintains bone health and strength and bones provide levers for muscle activity.
True or False: Cartilaginous joints are freely movable
false (immovable)
Which type of fracture has a broken bone portion pressed inward?
Depressed fracture
what are the two subdivisions of the nervous system?
Sensory division (afferent) and moter division (efferent)
what two parts does the nervous system consist of?
Central nervous system and the peripheral nervous system.
what two states can muscles be in?
Muscle contraction and muscle relaxation
How many bones does the average human adult have?
206
What are the 2 Osseous tissue types?
Compact bone and spongy bone
what are the 4 main parts of the brain?
Frontal lobe, parietal lobe, temporal lobe, and occipital lobe
what is the relationship between the nervous system and the muscular system?
The nervous system stimulates and regulates muscle activity
what is the arrangement of muscle fibers in a cell?
packed together in the fascicle
True or False: Fractures and dislocations are less common but more serious in the Axial skeleton.
true
what does the term medial refer to in the body?
It means a structure is closest to the medial plane
What is the function of sensory neurons?
Sends signals from the environment to the brain and spinal cord
what 3 parts is the brain stem divided into?
midbrain, pons, and medulla
what is the function of the myofilaments?
allows muscle fibers to shorten and contract
what is yellow marrow?
fatty connective tissue that doesn't produce blood cells
what does the term ipsilateral mean?
"on the same side"