Lecture 4 Flashcards
What kind of muscle do insects have?
striated muscles
What is tonofibrillae
connecting fibrils that link the epidermal end of the muscle to the epidemal layer
What is a dendrite?
recieved stimuli
what is the axon
transmits info, either to another neuron or to an effector organ such as a muscle
What are synapses?
the points of contact between neurons where information is passed from one neuron to the next
What are ganglia
clusters of nerve cells
What is the insect body cavity called
hemocoel
what is the fluid called in the hemocoel
hemolymph
What does the hemolymph do
bathes organs, chemical exchange, water reserve, immune functions
What are the tracheae?
Collection of air filled tubed throughout the body
What are spiracles?
Structures that open to control gas exchnage
What are the three main regions of the gut
foregut, midgut, hindgut
