Earthworm Anatomy
What is the function of the crop?
Storing food
What are the 3 types of movement?
Walking, flying, undulating
What are 3 functions of the skeletal system?
Support, movement, protection, producing RBCs, storing calcium
What is the function of interneurons?
Connects motor and sensory neurons like a bridge
What is the function of the diaphragm?
Muscle that physically pushes air in and out of our lungs!
What is the function of the intestine?
Absorbing food
What are the three general types of structures for support?
What are 3 functions of the muscular system?
What is the function of motor neurons?
Sends signals from the brain to the rest of the body
In what structure in our lungs does gas exchange ultimately occur?
Alveoli
What is the function of the gizzard?
Uses stones to grind up food
Give an example of an animal with a nerve net and an example of an animal with a nerve cord.
Nerve net - jellyfish, starfish, etc. (any animal with radial symmetry)
Nerve cord - any vertebrate/animals with bilateral symmetry
What is the function of the compact bone tissue, and what is the function of spongey bone tissue?
Compact - provides strength and protection
Spongey - acts like a shock absorber
What structures are part of the CNS (central nervous system)?
Brain and spinal cord
In which direction do arteries carry blood? In which direction do veins carry blood?
Arteries - away from the heart
Veins - to the heart
Seminal receptacles - store sperm from other worm
Seminal vesicles - where worm produces its own sperm
What kind of circulatory system do earthworms have?
Closed circulatory system
What are the 3 types of muscle tissue? Label them as either voluntary or involuntary.
Smooth and cardiac - involuntary
Skeletal - voluntary
In what month is Ms. Chambrose's birthday?
Name and describe 1 circulatory disease.
Hypertension, atherosclerosis, heart disease
What are the functions of the septae and setae?
Septae - divides the rings
Setae - bristles that allow movement
Give an example of an animal that uses spiracles to perform gas exchange.
What are the 3 types of joints? Give examples of each.
Ball and socket - shoulder, hip
Hinge - knee, elbow
Pivot - neck, ankle
What is the function of sensory neurons?
Send signals from the environment to your brain
Name and describe 1 respiratory disease.
Pneumonia, emphysema, asthma, lung cancer, bronchitis