Biology II The Core: Chapter 11
When is an unborn child called a fetus?
9th week of pregnancy until birth
What is the role of the villi?
Absorb small nutrient molecules from digestive track
What are the major proteins found in muscles?
Actin and Mysoin
What is the condition called when your body's immune system overreacts to an otherwise harmless foreign particle?
Allergic reaction
What are the parts of the Peripheral Nervous System?
Autonomic Nervous System and Somatic Nervous System
Which type of white blood cells produces defensive proteins called antibodies?
B cells
What causes a stomach ulcer?
Bacteria
What is the pathway of blood?
Blood from Systemic Circuit to Vena Cavae to Right Atrium to Right Ventricle to Pulmonary Trunk to Pulmonary Arteries to Lungs to Pulmonary Veins to Left Atrium to Left Ventricle to Aorta
What is an essential nutrient?
Body can't make it by itself; must have it
What are living connective tissue made up of calcium & connective fibers with many blood vessels?
Bones
What are living organs with multiple tissue?
Bones
What are the 6 Essential Classes of Nutrients?
Carbohydrates Lipids Proteins Vitamins Minerals Water
What are the functions of the circulatory system?
Carry chemical signals throughout the body. Distribute heat throughout the body. Transport nutrients to cells & wastes from the south
What is the part of the brain called that produces our most distinctly human traits, such as reasoning and imagination?
Cerebral Cortex
Which forms of contraception are removable?
Condom
Which receptors in the eye are sensitive to color?
Cones
What is tissue consisting of cells held in an abundant extracellular matrix?
Connective Tissue
What is the purpose of dialysis treatments?
Detoxify dangerous chemicals in the bloodstream
What are the 4 types of tissue?
Epithelial Connective Nervous Muscle
What is a sheet of tightly packed cells lining organs and cavaties?
Epithelial Tissue
What is the larges, strongest bone in your body?
Femur
Where are blood cells produced?
In the bone marrow
What is the name of the response to an injury in which fluids leak from dilated blood vessels causing redness and swelling?
Inflammatory response
What is the primary function of the sinoatrial node?
Initiate contraction of heart
Which type of receptors in the ear are responsible for the sense of hearing?
Mechanoreceptors
What are the parts of the Central Nervous System?
Meninges Brain Spinal Cord Cerebro-spinal fluid
Where does chemical digestion take place?
Mouth
What is tissue consisting of long muscle cells that are capable of contracting when stimulated by nerve impulses?
Muscle Tissue
What is tissue made up of neurons and supportive cells?
Nervous Tissue
What carries a signal from one neuron to the next?
Neurotransmitter
Where does the fertilization of an egg occur?
Oviduct
Which accessory organ's secretions neutralize stomach acid before it reaches the intestines?
Pancreas
What is the primary role of the lymphatic system?
Produce and store large numbers of white blood cells
What is the role of the epiglottis?
Regulate entry of air into wind pipe
Where does most of the absorption of nutrients (besides water) take place?
Small intestine
Where does mechanical digestion take place?
Stomach
What do arteries do?
Take blood away from heart
What is the pathway for a sperms cell from production through ejaculation?
Testis to Epididymis to Vas Deferens to Seminal Vesicles to Prostate Gland to Penis
What is an integrate group of similar cells that performs a specific function?
Tissue
Which medication prevents viral infections by priming the immune system against a specific virus?
Vaccine
What is the most indispensable Nutrient of the 6 Essential Classes?
Water
When doe Arthritis occur?
When cartilage between bones wear down
Which blood cell fights infection?
White Blood Cells