An Overview of Human Physiology

Muscles Used in Breathing

1.Name and describe the locations and actions of the muscles typically used in breathing.

2.Describe the events that occur at a chemical synapse when a single nerve impulse arrives at a synaptic end bulb and describe how this may lead to the initiation of a nerve impulse in the neighbouring neuron.

3.What is the physiological role of reflexes in the body?  What is the role of the brain in reflex pathways?  Describe an example of a cranial reflex and explain the consequences if this reflex malfunctions.

4.You accidentally hit your thumb with a hammer.  Describe the neuronal pathways that are activated and explain the results.

5.Describe the structural and functional relationship between the hypothalamus and the pituitary gland.

6.In the correct order, list the components of the eye that light passes through on its way to the retina. Describe the specific consequences of any abnormality or malfunctioning of each of these components.

7.Your hike in the Rockies suddenly turns into a nightmare as you find yourself confronted by a bear.  Describe the physiological responses that occur both during and after your escape from the bear.

8.Match the items in Column A with those in Column B to create the BEST MATCHES. Each  item in Column A can be used more than once when creating the matches in Column B. (There is only one correct answer for each blank space.)