Integ/Skeletal
Muscular
Cardiovascular
Resp/Dig
Nervous
100
What pigments contribute to skin color?
Melanin Carotene Hemoglobin
100
What is the function of myoglobin?
Oxygen storage
100
What is the pacemaker of the heart?
The sinoatrial node.
100
What is the trigger for you to breathe deeper or more quickly?
Carbon dioxide levels in the body
100
Neuron branches bringing information into a cell are ______, branches carrying information out are __________.
Dendrites, axons
200
What is the structural unit of bone?
The osteon.
200
What are the properties (characteristics) of muscles?
Excitability Contractility Extensiblity Elasticity
200
Which chambers are for receiving? Which are for discharging?
Atria Ventricles
200
What organ performs the majority of digestion and absorption?
Small intestine
200
The sympathetic and parasympathetic are subdivisions of the ____________.
Autonomic nervous system
300
List the sudoriferous glands and what they produce.
Ceruminous - ear wax Mammary - milk Apocrine - odor Eccrine - 'sweat'
300
Thick filaments are comprised of what protein?
Myosin
300
Which valve prevents backflow into the right ventricle?
Pulmonary semilunar
300
What structure routes air and food to the right location?
Larynx
300
The medulla controls...
Cardiac, respiratory, vasomotor centers
400
What are the different cartilage types?
Elastic Hyaline Fibrocartilage DOUBLE JEOPARDY: Which is the most abundant?
400
What is a motor unit?
One neuron and all the muscle cells it stimulates.
400
What blood cell should increase in abundance when you have an infection?
Leukocytes
400
What is the structure in the small intestine that allows it to absorb nutrients more effectively?
Villi
400
The cerebellum controls...
Balance and coordination
500
How is compact bone different from spongy?
Less surface area, designed to withstand vertical stress vs. High surface area, designed to withstand stress from a variety of angles.
500
What is the functional unit of a skeletal muscle?
A sarcomere
500
What vessels does blood leave the heart through?
Pulmonary arteries Aorta
500
Gas exchange takes place in the ________ through the process of _______.
Alveoli, diffusion
500
The number one cause of STI's.
Unprotected sex.
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