pg. 1 BSNC 1000 FINAL EXAM/ Practice Exam Questions with Correct Verified Answers/ Rated A+
- types of bone tissue
Answer - compact and spongy
compact bone structure Answer -dense, surrounds outside of the bone tissue, bone is connective tissue, composed of osteons
spongy bone structure Answer -light, porous ad contains traberculae
trabeculae Answer -supporting bundles of bony fibers in cancellous (spongy) bone
what of the following is not a function of bone remodeling
- maintenance of bone health
- release of mineral stores
- strengthening of bones in areas of stress
- growth in length and width of bone
Answer -d
what helps with calcium homeostasis Answer -parathyroid hormone and calcitonin 1 / 4
pg. 2
parathyroid hormone function Answer -increases blood calcium
How does parathyroid hormone increase blood calcium levels?Answer -increase bone resorption, renal calcium resorption and intestinal calcium uptake through synthesis of vitamin d
what does calcitonin do Answer -Lowers blood calcium levels
how does calcitonin decrease blood calcium levels Answer -increases calcium uptake from blood and calcium deposition into the bone
estrogen inhibits what causing osteoporosis Answer -osteoclasts
cognition Answer -the mental action or process of acquiring knowledge and understanding through thought, experience, and the senses.
six domains of cognition Answer -Perceptual motor function, language, learning and memory, social cognition, complex attention, and executive function
different types of memory Answer -declarative episodic memory, declarative semantic memory, immediate, working, and procedural
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pg. 3 preception Answer -the process of organizing and interpreting sensory information, enabling us to recognize meaningful objects and events
declarative episodic memory Answer -when info relates to a specific event
declarative sematic memory Answer -memory of knowledge
immediate memory Answer -allows small amounts of info for short time
working memory Answer -allows for small amounts of info to be actively maintained for short term period
procedural memory Answer -retention and retrieval of motor skills, requires lots of training and stores moderate amounts of information
- major parts of brain
Answer -cerebrum, diencephalon, cerebellum, brain stem
cerebrum function Answer -cognitive tasks
cerebrum parts Answer -frontal, parietal, temporal, occipital
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pg. 4 cerebral cortex function Answer -deliver info to body
hippocampus function Answer -commits info to long term memory
limbic system Answer -hippocampus, amygdala, and hypothalamus associated with emotions and drives.
babies brain changes that influence brain development Answer -increase brain mass, neuronal synaptic connections and myelination
older adult changes that influence brain development Answer -decreased size, weight and number of neurons, less efficient commiting of info
delirium Answer -an acutely disturbed state of mind
delirium symptoms and signs Answer --dulled awareness -speech rapid, incoherent and rambling -hallucinations -restlessness -vivid dreams -sudden intense emotional swings
delirium causes Answer --dehydration
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