HESI A2 ANATOMY AND PHYSIOLOGY QUESTIONS WITH
100% CORRECT ANSWERS | VERIFIED | LATEST UPDATE
2025/2026 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.
What are the fundamental tissues?
Ans: epithelial, 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.
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 involuntary(smooth & cardiac)
What is meiosis?
Ans: the cell division that 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, lucidum, granulosum
Germivatum ( basale & spinosum)
Mnemonic: candy lions growl great.
What does the protein pigment melanin protect against?
Ans: radiation from the sun
What is the dermis composed of?
Ans: fibrous 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.
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
What makes the body's framework?
Ans: bone, cartilage, ligaments & joints.
100% CORRECT ANSWERS | VERIFIED | LATEST UPDATE
2025/2026 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.
What are the fundamental tissues?
Ans: epithelial, 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.
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 involuntary(smooth & cardiac)
What is meiosis?
Ans: the cell division that 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, lucidum, granulosum
Germivatum ( basale & spinosum)
Mnemonic: candy lions growl great.
What does the protein pigment melanin protect against?
Ans: radiation from the sun
What is the dermis composed of?
Ans: fibrous 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.
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
What makes the body's framework?
Ans: bone, cartilage, ligaments & joints.
