HESI A2 entrance exam 2024-2025 ACTUAL EXAM
WITH VERIFIED ANSWERS
Dorsal - posterior
Ventral - anterior
Dorsal cavity - cranial and
... [Show More] spinal cavities
Ventral cavity - thoracic and abdominopelvic cavities
Epithelial tissue - cover, line, and protect the body and its cavities
Simple Squamous Epithelium - allow material to pass by diffusion and
filtration in sites where protection is not important and secretes
lubricating substances (like in kidneys)
Simple Cuboidal Epithelium - secretion and absorption
Simple Columnar Epithelium and Pseudostratified Columnar Epithelium -
secretion or absorption
Stratified Squamous Epithelium - secretion
Connective tissue - framework of the body, providing support and
structure for organs (e.g., skin)
Nerve tissue - composed of neurons and connective tissue cells called
neuroglia
Muscle tissue - cells have ability to contract and shorten; voluntary
(skeletal) and involuntary (smooth and cardiac)
Proteins - include enzymes that regulate all chemical reactions within the
body
Integumentary System - Protection, water retention, thermoregulation, vitamin D synthesis, cutaneous sensation, and nonverbal communication
Skin - aids in maintaining the calcium and phosphate levels by participating in the production of Vitamin D; largest organ in the human body
How many layers does the skin consist of? - 2 (epidermis laying on
dermis)
Layers of Epidermis (outer to inner) - stratum corneum, stratum lucidum
(absent in thin skin), stratum granulosum, and innermost stratum
germinativum (includes stratum spinosum and stratum basale)
Dermis - composed of fibrous connective tissue with blood vessels,
sensory nerve endings, hair follicles, and glands
Cutaneous membrane - skin; consists of epidermis and dermis, a dry
membrane
Mucous membrane - line all body cavities that open to the outside of the
body, wet membranes; lamina propria
Serous membranes - moist membranes found in closed ventral body cavities; consists of a simple squamous epithelium resting on a thin layer of loose connective (areolar) tissue
Synovial membranes - found between joint capsule and joint cavity of
synovial joints [Show Less]