BIO 102 TEST 1 WS
1. muscles in your arm 2. water currents 3. touch cells on your fingers 4. eyes of the squid 5. sound waves
CABBA
What levels or organization come between cells and organism, in the correct order?
Cell, tissue, organ, organ system, organism
The two important properties of neurons are:
Excitability and conductivity
Which of the two systems is capable of more precise control?
Nervous system
Receptors provide a stimulus to ____________neurons which pass along the impulse to a _____________neuron which integrates the information and passes transmits the signal to a _____________ neuron. This neuron then sends the information to effectors.
Sensory; inter, motor
How does the endocrine system differ from the nervous system in the following?
Speed: Endocrine-> take seconds to have effect but lasts mins while Nervous -> in a fraction of a second Transport Method: E-> Hormones, N-> electrical impulses
The vertebrate nervous system is made up of two parts, the ____________________nervous system and the ______________________ nervous system.
central; peripheral
The function of a neuron is to provide rapid communication between all body parts. This communication is carried out by means of a nerve impulse. The input end of a neuron is the (a) while the output end is the (b) . The part of the neuron which contains the nucleus and most cytoplasmic organelles is called the (c) and clusters of these are called (d) . Each axon has a bulblike swelling at its end called the (e) . Its role is to signal another neuron or a muscle cell.
dendrite, axons, cell body, ganglia, synaptic knob
Connective tissues are cells surrounded by an:
extracellular maxtrix
What is the fourth tissue type and what are the cells present in this tissue?
nervous tissue: nerve cells and neurological cells
What is a common feature of all epithelial tissue?
set in a layer, made entirely of cells, cellularity
What are the three types of muscle tissues?
skeletal, smooth, cardiac