Exam (elaborations)
WGU HEALTH WELLNESS - C458 OE COMPLETE QUESTIONS AND ANSWERS (VERIFIED)
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WGU HEALTH WELLNESS - C458 OE COMPLETE QUESTIONS AND ANSWERS (VERIFIED)
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WGU HEALTH WELLNESS - C458 OE COMPLETE QUESTIONS ANDANSWERS (VERIFIED)
Striated muscle
ANSWER = Also known as skeletal muscle. It moves all bones and controls facial expressions and eye
movements.
Smooth muscle
ANSWER = Also known as visceral muscle. It lines the walls of internal organs, such as the intestines.
Cardiac muscle
ANSWER = A unique type of muscle that is a combination of both striated and smooth muscle, found
only in the heart.
Central Nervous System (CNS)
ANSWER = Comprises the brain and spinal cord. Messages travel through the spinal cord to the brain,
which directs body functions.
Peripheral Nervous System (PNS)
ANSWER = Consists of all the nerves outside of the brain and spinal cord. These nerves relay messages
between the CNS and other areas of the body, including the internal organs and glands, abdomen, chest,
arms, and legs
,Respiratory system
ANSWER = Works with the cardiovascular system to provide oxygen to cells and remove waste products
like carbon dioxide.
Lungs
ANSWER = Primary organs of the respiratory system, exchanging gases (oxygen and carbon dioxide)
during breathing.
Upper respiratory tract
ANSWER = Includes the nose, pharynx (throat), and larynx (voice box).
Lower respiratory tract
ANSWER = Consists of the trachea (windpipe), bronchial tree, and lungs.
Respiration
ANSWER = The sequence of events resulting in oxygen delivery and carbon dioxide transfer, occurring in
the tiny air sacks in the lungs (alveoli).
Cardiovascular system
, ANSWER = Consists of the heart and blood vessels, transporting nutrients and oxygen to body cells
through blood flow.
Heart
ANSWER = A powerful muscular pump with four chambers: two atria and two ventricles, circulating
blood throughout the body.
Arteries
ANSWER = Carry blood away from the heart to body tissues.
Veins
ANSWER = Carry oxygen-poor blood back to the heart.
Capillary
ANSWER = The tiniest of all blood vessels, allowing oxygen-rich blood to enter cells and exchanging
carbon dioxide.
Digestive system
ANSWER = Includes the digestive tract and accessory organs, processing food into molecules for
absorption and eliminating waste products.
Functions of the digestive system
, ANSWER = Ingestion, digestion, absorption, and elimination.
Salivary glands
ANSWER = Located in the mouth, moisten and lubricate food and begin the breakdown of
carbohydrates.
Liver
ANSWER = Metabolizes macronutrients, produces bile, and detoxifies the body.
Gallbladder
ANSWER = Stores bile, a yellow-green fluid, which helps digest and absorb fats.
Pancreas
ANSWER = Endocrine gland that secretes enzymes and hormones (such as insulin) that help with
digestion and the use of carbohydrates, proteins, and fats, and regulating blood sugar levels
Urinary system
ANSWER = Balances body fluids by producing, storing, and eliminating urine.
Kidneys
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