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HESI A2 Anatomy and Physiology
Questions and Answers (100% Correct
Answers) Already Graded A+
What is histology? Ans: The study of tissues
What is a tissue? Ans: A group of cells that act
together to perform a specific function.
© 2025 Assignment
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What are the fundamental tissues? Ans:
Epithelial
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Connective
Muscle
Nerve
(Elephants Can Make News)
What is the function of epithelial cells? Ans:
Cover, line, and protect the body and the
internal organs.
What is the function of connective tissue? Ans:
Framework of the body. Provides support and
structure to organs.
, 2
What is neuroglia? Ans: The neurons and
connective tissue cells that compose nerve
tissue.
What ability does muscle tissue have? Ans:
Ability to contract and shorten.
What is muscle tissue classified as? Ans:
Voluntary(skeletal muscles) and
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involuntary(smooth & cardiac)
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What is meiosis? Ans: The cell division that
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takes place in the gonads, i.e. the ovaries and
testes.
What two layers compose the skin? Ans:
Epidermis and dermis.
What is the epidermis? Ans: The outermost
protective layer of dead keratinized epithelial
cells.
What is the dermis? Ans: The underlying layer of
connective tissue with blood vessels, nerve
endings, and the associated skin tissues.
What are the layers of the epidermis? Ans:
Corneum
, 3
Lucidum
Granulosum
Germivatum ( basale & spinosum)
Mnemonic: Candy Lions Growl Great.
What does the protein pigment melanin protect
© 2025 Assignment
against? Ans: Radiation from the Sun
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What is the dermis composed of? Ans: Fibrous
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connective tissue with nerve endings, blood
vessels, sensory nerve endings, hair follicles,
and glands.
What are the 2 types of sweat glands? Ans:
ecrine & apocrine
What do ecrine sweat glands produce? Ans:
Sweat. Regulate body temperature.
What do apocrine sweat glands produce? Ans:
Secretions contain bits of cytoplasm from cells,
attracting bacteria that produces body odor.
What do sebaceous glands secrete? Ans: They
secrete sebum through the hair follicles, which
lubricates the skin and prevents drying.
, 4
What secretion produces oil? Ans: Holocrine
secretion.
What are sebaceous glands prone to during
adolescence? Ans: Becoming clogged and
attracting bacteria.
What protein composes the hair and skin? Ans:
Keratin
© 2025 Assignment
Guru01 - Stuvia
What makes the body's framework? Ans: Bone,
cartilage, ligaments & joints.
Expert
What are the functions of the skeletal system?
Ans: Support, movement, blood cell formation,
protection of internal organs, detoxification,
muscle attachment, mineral storage. A MIME
BATHED SEALS SINGING "MY PONY"
How are bones classified? Ans: By shape.
Long
Short
flat
irregular
HESI A2 Anatomy and Physiology
Questions and Answers (100% Correct
Answers) Already Graded A+
What is histology? Ans: The study of tissues
What is a tissue? Ans: A group of cells that act
together to perform a specific function.
© 2025 Assignment
Guru01 - Stuvia
What are the fundamental tissues? Ans:
Epithelial
Expert
Connective
Muscle
Nerve
(Elephants Can Make News)
What is the function of epithelial cells? Ans:
Cover, line, and protect the body and the
internal organs.
What is the function of connective tissue? Ans:
Framework of the body. Provides support and
structure to organs.
, 2
What is neuroglia? Ans: The neurons and
connective tissue cells that compose nerve
tissue.
What ability does muscle tissue have? Ans:
Ability to contract and shorten.
What is muscle tissue classified as? Ans:
Voluntary(skeletal muscles) and
© 2025 Assignment
involuntary(smooth & cardiac)
Guru01 - Stuvia
What is meiosis? Ans: The cell division that
Expert
takes place in the gonads, i.e. the ovaries and
testes.
What two layers compose the skin? Ans:
Epidermis and dermis.
What is the epidermis? Ans: The outermost
protective layer of dead keratinized epithelial
cells.
What is the dermis? Ans: The underlying layer of
connective tissue with blood vessels, nerve
endings, and the associated skin tissues.
What are the layers of the epidermis? Ans:
Corneum
, 3
Lucidum
Granulosum
Germivatum ( basale & spinosum)
Mnemonic: Candy Lions Growl Great.
What does the protein pigment melanin protect
© 2025 Assignment
against? Ans: Radiation from the Sun
Guru01 - Stuvia
What is the dermis composed of? Ans: Fibrous
Expert
connective tissue with nerve endings, blood
vessels, sensory nerve endings, hair follicles,
and glands.
What are the 2 types of sweat glands? Ans:
ecrine & apocrine
What do ecrine sweat glands produce? Ans:
Sweat. Regulate body temperature.
What do apocrine sweat glands produce? Ans:
Secretions contain bits of cytoplasm from cells,
attracting bacteria that produces body odor.
What do sebaceous glands secrete? Ans: They
secrete sebum through the hair follicles, which
lubricates the skin and prevents drying.
, 4
What secretion produces oil? Ans: Holocrine
secretion.
What are sebaceous glands prone to during
adolescence? Ans: Becoming clogged and
attracting bacteria.
What protein composes the hair and skin? Ans:
Keratin
© 2025 Assignment
Guru01 - Stuvia
What makes the body's framework? Ans: Bone,
cartilage, ligaments & joints.
Expert
What are the functions of the skeletal system?
Ans: Support, movement, blood cell formation,
protection of internal organs, detoxification,
muscle attachment, mineral storage. A MIME
BATHED SEALS SINGING "MY PONY"
How are bones classified? Ans: By shape.
Long
Short
flat
irregular
