Question | Answer |
When a human being is cold, the blood vessels ___ | Constrict |
When a human being is hot, the blood vessels ___ | Dilate |
This system functions in blood cell production, mineral storage, and movement... | Skeletal system |
Cells working together form... | Tissues |
Tissues working together form... | Organs |
Muscular tissue that is both striated and voluntary.. | Skeletal muscle |
Muscular tissue that is both striated and involuntary... | Cardiac muscle |
In a negative feedback control system, there is a fluctuation about a ___ | Mean |
Type of epithelial cell found in the epidermis... | Squamous |
The components of blood that fight infection... | White blood cells |
What type of tissue typically lines a lumen? | Epithelial tissue |
Blood is a connective tissue because it has a(n) ... | Matrix |
Body cavity... | Lumen |
Type of tissue that contains actin and myosin filaments... | Muscular tissue |
The smallest level of biological organization with the human body.... | Cell |
Forms external coverings and internal linings of many organs and covers the entire surface of the body... | Epithelium |
When there is an injury or damage to the skin, various hormones such as ___ will speed up the healing process... | Epidermal growth factor |
The many types of __ are all involved in binding organs together and providing support and protection... | Connective tissue |
Type of tissue that coordinates the functions of the body and allows an animal to respond to external and internal environments... | Nervous tissue |
Type of cell within the blood that transports oxygen... | Red blood cell |
Type of formed element within the blood that aids in clotting and healing... | Platelets |
Absorbs fat from digestive system and collects excess tissue fluid which is returned to blood in the cardiovascular system... | Lymph system |
Accounts for the movements of the body... | Muscular system |
Allows for the survival of the species... | Reproductive system |
Blood, heart and vessels that carry fluid throughout the body... | Cardiovascular system |
Brain, spinal cord and associated nerves... | Nervous system |
Brings oxygen into the body and removes carbon dioxide... | Respiratory system |
Conduct impulses from receptors to the brain and spinal cord... | Nerves |
Intake and breakdown of nutrients... | Digestive system |
Liquid which surrounds the body's cells... | Interstitial fluid |
Protects body parts, like the skull protects the brain... | Skeletal system |
Protects the body from disease... | Immune system |
Rids blood of wastes and helps regulate the fluid level and chemical content of the blood... | Urinary system |
Secrete hormones... | Endocrine system |
Skin and it's accessory structures... | Integumentary system |
Transports nutrients and oxygen to tissue fluid for the cells and removes waste molecules... | Blood |
Within the negative feedback system; detects a change... | Sensor |
Within the negative feedback system; initiates effect that returns conditions to normal... | Control center |
Refers to not being under conscious control... | Involuntary |
The ___ of cells, tissues and the organs they compose directly aids in function... | Structure |
Contains several organs and has functions necessary to the continued existence of the organism... | Organ system |
Type of epithelium that appears to have many layers (stratified) but does not... | Pseudostratified epithelium |
Outer portion of the skin... | Epidermis |
Cells which produce a matrix that contains fibers, including collagen and elastin.. | Fibroblasts |
Epithelial tissue can go through ___ frequently and quickly, which is why it is found in places that get a lot of wear and tear... | Mitosis |
Cancers of epithelial tissue within the digestive tract,lungs and breast tissue care called... | Carcinomas |
Type of loose connective tissue that is located beneath the skin and around organs where is cushions and protects them as well as serving as long-term energy storage... | Adipose tissue |
Connect muscles to bones... | Tendons |
Connect bones to other bones at joints... | Ligaments |
Found in the nose and at the ends of the long bones and the ribs... | Hyaline cartilage |
Most rigid connective tissue... | Bone |
Most common type of bone in humans, consisting of cylindrical structural units called osteons... | Compact bone |
Liquid matrix in blood tissue... | Plasma |
Due to arrangement of actin filaments and myosin filaments in the cell... | Striated |
Has spindle-shaped, nonstriated, uninucleated fibers... | Smooth muscle |
Refers to internal organs such as intestines, stomach, etc.... | Viscera |
Areas where folded plasma membranes allow the contraction impulse within muscle to spread from cell to cell... | Intercalated discs |
Cells that support and nourish the neurons... | Neuroglia |
The presences of a(n) ___ allows nerve impulses to travel much more quickly down the axon, similar to insulation on the outer walls of a house... | Myelin sheath |
Maintenance of the relatively constant condition of the internal environment... | Homeostasis |