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BIOL121
Question | Answer |
---|---|
Power house of a cell | Mitochondria |
4 Types of membrane | Mucous membrane, serous membranes, cutaneous membrane, synovial membrane |
Define: homeostasis | The goal of physiological regulation, the key to surviving in a changing environment |
What is a pathogen | A disease causing micro organism |
5 categories of pathogens | Bacteria, Fungi, Viruses, Protozoa & Helminths |
What is an obligate anaerobe | can only grow in an anaerobic environment |
What is the smallest type of infectious particle | Virus |
Define: Bioavailability | the amount of a drug which gets into the blood stream for distribution to the affected parts of the body |
What are the primary lymphatic organs | Red bone marrow & Thymus |
What are the secondary lymphatic organs | Spleen and Lymph nodes |
In the lymphatic system what does MALT stand for | Mucosa-associated lymphoid tissue |
Define: Antigen | Anything the body perceives as foreign |
The gap between the presynaptic cell and the post synaptic cell is called.. | The synaptic cleft |
The role of the dendrites | receive information and convey it towards the cell body |
Within the nervous system, define: fascicle | A bundle of axons surrounded by perineurium |
Role of astrocytes | Repair damaged neural tissue |
How many cranial nerves are there | 12 |
3 Cranial and Spinal Meninges | Dura Mater, Arachnoid, Pia Mater |
What is the role of the blood-brain barrier | It prevents the flow of many substances from the blood stream into the interstitual fluid of the central nervous system |
The Autonomic nervous system is divided into.. | Sympathetic and parasympathetic nervous systems |
A system of ductless glands found in the body which secrete hormones | Endocrine system |