HESI A2 Anatomy and Physiology
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What is histology? The study of tissues
A group of cells that act together to per-
What is a tissue?
form a specific function.
Epithelial
Connective
What are the fundamental tissues? Muscle
Nerve
(Elephants Can Make News)
Cover, line, and protect the body and the
What is the function of epithelial cells?
internal organs.
What is the function of connective tis- Framework of the body. Provides support
sue? and structure to organs.
The neurons and connective tissue cells
What is neuroglia?
that compose nerve tissue.
What ability does muscle tissue have? Ability to contract and shorten.
Voluntary(skeletal muscles) and involun-
What is muscle tissue classified as?
tary(smooth & cardiac)
The cell division that takes place in the
What is meiosis?
gonads, i.e. the ovaries and testes.
What two layers compose the skin? Epidermis and dermis.
The outermost protective layer of dead
What is the epidermis?
keratinized epithelial cells.
The underlying layer of connective tissue
What is the dermis? with blood vessels, nerve endings, and
the associated skin tissues.
Corneum
Lucidum
What are the layers of the epidermis? Granulosum
Germivatum ( basale & spinosum)
Mnemonic: Candy Lions Growl Great.
, HESI A2 Anatomy and Physiology
Study online at https://quizlet.com/_6fo70v
What does the protein pigment melanin
Radiation from the Sun
protect against?
Fibrous connective tissue with nerve
What is the dermis composed of? endings, blood vessels, sensory nerve
endings, hair follicles, and glands.
What are the 2 types of sweat glands? ecrine & apocrine
What do ecrine sweat glands produce? Sweat. Regulate body temperature.
Secretions contain bits of cytoplasm
What do apocrine sweat glands pro-
from cells, attracting bacteria that pro-
duce?
duces body odor.
They secrete sebum through the hair fol-
What do sebaceous glands secrete? licles, which lubricates the skin and pre-
vents drying.
What secretion produces oil? Holocrine secretion.
What are sebaceous glands prone to Becoming clogged and attracting bacte-
during adolescence? ria.
What protein composes the hair and
Keratin
skin?
What makes the body's framework? Bone, cartilage, ligaments & joints.
Support, movement, blood cell forma-
tion, protection of internal organs, detox-
What are the functions of the skeletal
ification, muscle attachment, mineral
system?
storage. *A MIME BATHED SEALS
SINGING "MY PONY"*
By shape.
Long
How are bones classified?
Short
flat
, HESI A2 Anatomy and Physiology
Study online at https://quizlet.com/_6fo70v
irregular
sesamoid
*LEMURS SING SALSA FOR INDIANS*
What is the name for the cells that com-
Osteoblasts
pose compact bone?
What occurs to osteoblasts when they They stop dividing but continue to main-
become fixed in the dense bone matrix? tain body tissues as osteocytes.
28 bones of the skull. 14-facial, 14-crani-
um.
How many bones make up the axial
skeleton?
2 nasal bones
2 maxillary bones
2 zygomatic bones
1 mandible
2 palatine bones
1 vomer
How many bones make the facial skele- 2 lacrimal bones
ton? 2 inferior nasal bones
single occipital
frontal
ethmoid
What are the bones of the cranium? sphenoid
paired parietal
temporal
ossicles
malleus, incus, stapes
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