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