(KEARLEY) EXAM 2025 QUESTIONS
AND ANSWERS
Homeostasis - ANS Stable internal operating conditions within the body
Example of Homeostasis - ANS Body temperature
What are the functions of the integument? - ANS 1. Protection from abrasion bacterial
attack, UV radiation, and dehydration
2. Helps control internal temperature
3. Sensory receptors detect environmental stimuli
What are the layers of the skin? - ANS Epidermis ( Stratum basale, stratum corneum) dermis
Epidermis - ANS Dead cells and living cells (several layers)
Stratum Basale - ANS Innermost layer of the epidermis that are mitotic and contains
melanocytes which darken the skin and protect against UV rays
Stratum Corneum - ANS Outermost layer of the epidermis; consists of flattened dead cells =
keratin
Dermis - ANS Layer found beneath the epidermis; mostly connective tissue (composed of
collagen and proteins); houses blood vessels, lymph vessels, oil and sweat glands, and sensory
nerves
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, Types of skin cancer - ANS Basal cell carcinoma, squamous cell carcinoma, and malignant
melanoma (causes the most deaths of the types of skin cancers)
What are the functions of your skeletal system? - ANS 1. Interact with muscles to move the
body
2. Support and protect underlying tissues and organs
3. Depository for calcium, which is very important for muscle contraction
4. blood production
What are the different types of cartilage? - ANS Hyaline, Elastic, fibrocartilage
Hyaline Cartilage - ANS tracheal rings, end of nose, end of sternum, and in the articulating
joints
Elastic Cartilage - ANS External ear
Fibrocartilage - ANS Found in intervertebral disks
Compact Bone - ANS Found outside of the bone
Osteocytes - ANS (Bone cells) Found in the compact bone and housed in spaces called
lacunae (no space between osteocyte and lacuna)
Haversian System - ANS Are found in the compact bone and are composed of concentric
circles called lamellae
Canaliculi - ANS Tiny channels that connect Haversian Canals to osteocytes
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