A person has not eaten for about 12 hours. Which substance(s) does the body use to increase blood sugar, until the person can eat? (Select all that apply)
Glycogen
Metabolism
Glucagon
Insulin
Glycolysis
Correct Answer : A,C
A. Glycogen: The liver breaks down stored glycogen into glucose (glycogenolysis) to maintain blood sugar levels.
B. Metabolism: Metabolism refers to all chemical processes in the body but is not a specific substance that increases blood sugar.
C. Glucagon: Glucagon is a hormone released by the pancreas to stimulate glycogen breakdown and gluconeogenesis, increasing blood sugar levels.
D. Insulin: Insulin lowers blood sugar by promoting glucose uptake into cells, so it would not be used to increase blood sugar.
E. Glycolysis: Glycolysis is the breakdown of glucose for energy; it does not raise blood sugar levels.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. Epidermis: The epidermis is the outermost layer of the skin responsible for protection but does not store fat or regulate temperature.
B. Subcutaneous (hypodermis): The subcutaneous layer (hypodermis) contains adipose (fat) tissue, which insulates the body, cushions internal structures, and stores energy.
C. Dermis: The dermis contains blood vessels, nerves, and connective tissue but does not store fat.
D. Keratin: Keratin is a protein found in the epidermis that provides strength and waterproofing but does not regulate temperature or store fat.
Correct Answer is D
Explanation
A. Bilirubin: Bilirubin is a yellow pigment derived from the breakdown of red blood cells, associated with jaundice rather than freckles or moles.
B. Carotene: Carotene is an orange pigment found in foods like carrots and can contribute to skin tone but is not the main factor in moles or vitiligo.
C. Keratin: Keratin is a structural protein found in skin, hair, and nails but does not influence pigmentation.
D. Melanin: Melanin is the pigment responsible for skin color, moles, freckles, and conditions like vitiligo, which causes depigmentation.
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