Basic Avian Anatomy Vocab

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Glucose

A sugar that acts as a very important source of energy

Motor Response

Activities that result in muscular reaction

Air Sacs

Anatomical structure in birds which allows for the unidirectional flow of oxygen throughout the body

Herbivore

Animal which feeds only on plants

Pathogen

Any disease causing agent, such as a virus or bacteria

Excretory System

System which removes wastes from the body

Integumentary System

The covering which protects animal; includes skin, feathers and claws in birds

Bronchi

Two major branches of the trachea

Arteries

Vessels which carry blood away from the heart

Veins

Vessels which carry blood to the heart

Crop

A pouch found in the esophagus of many birds that stores food for later digestion or regurgitation for offspring

Nervous System

Cells, tissues and organs within the body that respond to both internal and external stimuli

Metabolism

Chemical processes which occur in a living organism and are necessary for the maintenance of life; such as turning oxygen into carbon dioxide

Cardiovascular System

Circulatory system containing the heart and vessels which transport blood throughout the body

Grit

Coarse grained particles such as sand

Immune System

Complex set of organs and cells which identifies foreign agents and protects us from infectious agents as well as other diseases

Dermis

Connective tissue which provides the body with cushioning from stress and strain as well as housing sweat glands, hair follicles and nerve endings

Carnivore

Flesh eating or predatory animal

Skeletal System

Framework of bones which protect organs and support the body

Endocrine System

Group of glands that regulate body activity through the secretion of hormones

Calcification

Hardening or solidifying of a substance due to exposure to calcium

Neurons

Impulse conducting cells which carry and transmit electrical signals throughout the nervous system

Subcutaneous Tissue

Lowest layer of skin; provides insulation and nutrient storage

Reproductive System

Male and female organs responsible for the generation of offspring

Muscular System

Organ system containing the muscles attached to bone; allows for movement

Respiratory System

Organs which carry out the process of breathing

Epidermis

Outermost layer of skin

Digestive System

Set of organs within the body that break down and absorb food

Striated

To be marked with stripes or streaks


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