BIOL 1010 Auburn Exam 1 Study Guide
Questions and Answers 2026/2027
Updated.
Causes of wrinkles - Answer -exposure to the sun
-age
Homeostasis - Answer stable internal operating conditions within the body
Integument - Answer protective outer covering of the body
Functions of the Integument - Answer -Protection from bacteria, UV rays, and harmful
external threats
-Regulate internal temperature
-sensory receptors detect environmental stimuli
Epidermis - Answer -formed by several layers of cells
-contains stratum basale and stratum corneum
Stratum Basale - Answer Innermost layer of the epidermis (miotic). Contains melanocytes
which darken the skin and protect against UV rays.
Stratum Corneum - Answer Outermost layer of the epidermis. Consists of flattened dead cells,
keratin
Dermis - Answer -mostly connective tissue: contains collagen and elastin
-houses blood vessels, lymph vessels, oil and sweat glands, and sensory nerves.
Sweat Glands - Answer produce fluid in response to stress (fright, overheating)
Oil Glands - Answer Lubricate and soften the skin while reducing bacterial populations
Hair - Answer Root embedded in the dermis
Arrector Pili Muscles - Answer smooth muscles that are attached to and erect hairs causing
goose bumps
, Hypertrichosis - Answer Excessive hair growth (far more than normal)
Skin Cancer - Answer Most common form of cancer in the US
Malignant Melanoma - Answer accounts for 3/4 of the deaths due to skin cancer. Bad if
distant.
Hyaline Cartilage - Answer tracheal rings, end of nose, end of sternum, and in the articulating
joints.
Elastic Cartilage - Answer external ear is where this is located
Fibrocartilage - Answer found in intervertebral disks
Bone Functions - Answer -interact with muscles to move the body
-support and protect
-depository
-blood production
Compact bone - Answer found on the outside of the bone
Osteocytes - Answer Bone cells. Found in compact bone and housed in spaces called lacunae.
Lacunae - Answer Where osteocytes are housed.
Haversian Systems - Answer found in the compact bone and are composed of concentric
circles called lamellae.
Lamellae - Answer Concentric circles making up Haversian systems.
Haversian Canal - Answer Located at the center of each Haversian system and containing
blood vessels and nerves.
Canaliculi - Answer tiny channels that connect Haversian canals to osteocytes.
Questions and Answers 2026/2027
Updated.
Causes of wrinkles - Answer -exposure to the sun
-age
Homeostasis - Answer stable internal operating conditions within the body
Integument - Answer protective outer covering of the body
Functions of the Integument - Answer -Protection from bacteria, UV rays, and harmful
external threats
-Regulate internal temperature
-sensory receptors detect environmental stimuli
Epidermis - Answer -formed by several layers of cells
-contains stratum basale and stratum corneum
Stratum Basale - Answer Innermost layer of the epidermis (miotic). Contains melanocytes
which darken the skin and protect against UV rays.
Stratum Corneum - Answer Outermost layer of the epidermis. Consists of flattened dead cells,
keratin
Dermis - Answer -mostly connective tissue: contains collagen and elastin
-houses blood vessels, lymph vessels, oil and sweat glands, and sensory nerves.
Sweat Glands - Answer produce fluid in response to stress (fright, overheating)
Oil Glands - Answer Lubricate and soften the skin while reducing bacterial populations
Hair - Answer Root embedded in the dermis
Arrector Pili Muscles - Answer smooth muscles that are attached to and erect hairs causing
goose bumps
, Hypertrichosis - Answer Excessive hair growth (far more than normal)
Skin Cancer - Answer Most common form of cancer in the US
Malignant Melanoma - Answer accounts for 3/4 of the deaths due to skin cancer. Bad if
distant.
Hyaline Cartilage - Answer tracheal rings, end of nose, end of sternum, and in the articulating
joints.
Elastic Cartilage - Answer external ear is where this is located
Fibrocartilage - Answer found in intervertebral disks
Bone Functions - Answer -interact with muscles to move the body
-support and protect
-depository
-blood production
Compact bone - Answer found on the outside of the bone
Osteocytes - Answer Bone cells. Found in compact bone and housed in spaces called lacunae.
Lacunae - Answer Where osteocytes are housed.
Haversian Systems - Answer found in the compact bone and are composed of concentric
circles called lamellae.
Lamellae - Answer Concentric circles making up Haversian systems.
Haversian Canal - Answer Located at the center of each Haversian system and containing
blood vessels and nerves.
Canaliculi - Answer tiny channels that connect Haversian canals to osteocytes.
