Term
| Cell membrane (plasma membrane) |
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Definition
| outer covering that protects cell |
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Definition
| channels of smooth and rough portions. Rough builds proteins, smooth ER function in synthesis of lipids |
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Definition
| convert nutrients into energy sources often in the form of adenosine triphosphate (ATP) |
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Definition
| contain digestive enzymes |
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Definition
| similar to lysosomes. Abundant in liver. Breaks down toxins such as alcohol. |
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Definition
| (group of cells performing similar functions) |
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Definition
lines internal and external body surfaces and protects body. Also can perform
Special functions: secretion, absorption, diffusion, filtration. |
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Definition
| capable of contraction when stimulated. |
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Definition
| Cardiac, Smooth, Skeletal. |
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Definition
| found only in heart. Spontaneous contraction without external |
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Definition
found in intestines and encircles blood vessels. Under control
by involuntary or autonomic part of nervous system. |
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Definition
| Most abundant type. Movement due to voluntary control. |
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Term
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Definition
| closely related to nervous system. Releases hormones. |
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Definition
| often considered part of cardiovascular system. Important for Fighting disease, filtration/removal of waste. |
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Definition
| storing up and breaking down of biochemical substances to produce energy. |
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Definition
| Secretes substances like sweat, saliva, mucous and digestive enzymes onto epithelial surfaces via ducts. |
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Term
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Definition
| Cells secreting substances that act on other near by cells. |
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Term
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Definition
| Cells secrete substances that act upon themselves. |
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Definition
| The secretions of hormones for communication. |
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Term
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Definition
| responds to chemical stumuli. |
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Term
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Definition
Responds to pressure change. Ex. Baroreceptors sense change in BP
And sends signal to brain to alter heart rate. |
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Term
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Definition
Responds to pressure change. Ex. Baroreceptors sense change in BP
And sends signal to brain to alter heart rate. |
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Term
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Definition
| when the outputs of effector organs are ineffective in correcting the input condition. |
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Term
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Definition
| When the output of a system corrects itself. |
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Term
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Definition
| Mode of intercellular communication involving hormones |
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Definition
| involves secretions of non-hormonal chemicals that act on near by cells only |
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Definition
| Cell secretes substance that acts upon themselves. |
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Term
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Definition
| cells secrete neurotransmitters that signal across synapses. |
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Term
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Definition
| respond to chemical stimuli. |
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Definition
| respond to pressure changes |
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Term
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Definition
| Stressors that are sensed by various body systems |
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Definition
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Definition
| The system that creates an output. |
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Definition
| When the output of the system corrects the situation. |
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Term
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Definition
| When the output is not sufficient correcting the input. |
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Term
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Definition
| amount of water in the body at any given time. 60% is the average percentage of water weight in humans of all ages. |
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Term
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Definition
| all of the fluid found outside the body cells. 75% of body water found here, in the intracellular compartment. |
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Term
| 2 types of intracellular fluid. |
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Definition
1.Intravascular Fluid- found outside of cells and inside of circulatory system.
2. Intersticial Fluid- All the fluid outside of cells and circulatory system.
2. |
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Term
| Average TBW in males and Females. |
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Definition
Females- 60-65.
males 65-70 |
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Term
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Definition
| A substance that dissolves another substance, forming a solution. |
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Term
| Increased Insensible loss of water |
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Definition
loss of water through normal ways. Ex
Perspiration, saliva. |
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Term
| Internal losses of water (Third space) |
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Definition
| loss of fluid in various compartments of the body. Typically from intravascular compartment to interstitial compartment. |
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Term
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Definition
| losses from burns, surgical drains, and open wounds. |
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Term
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Definition
| a substance that when in water separates into electrically charged particles. |
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Term
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Definition
| a substance that when in water separates into electrically charged particles. |
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Term
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Definition
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Definition
| negatively charged particle. |
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Term
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Definition
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Definition
| most prevalent cation in the extracellular fluid |
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Term
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Definition
| most prevalent cation in the intracellular fluid |
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Term
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Definition
| plays major role in muscle contraction as well as nerve transmissions. |
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Term
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Definition
| plays major role in muscle contraction as well as nerve transmissions. |
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Term
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Definition
| plays major role in muscle contraction as well as nerve transmissions. |
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Term
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Definition
| principle buffer for the body. |
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Term
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Definition
| a substance that tends to restore or preserve a neutral acid-base balance. |
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Term
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Definition
| when solutions on opposite side of a membrane are equal |
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Term
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Definition
| the difference between concentration solutions. |
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Term
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Definition
| movement of molecules of a substance through a cell membrane from greater |
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Term
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Definition
| The movement of water to dilute a substance. Water moves toward hypertonic side. |
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Term
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Definition
| Movement of molecules against osmotic gradient. Requires energy |
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Term
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Definition
| the movement of a substance that requires a helper or carrier protein. |
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Term
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Definition
| the concentration of solute per kilogram of water |
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Term
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Definition
| concentration of solute per liter of water |
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Term
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Definition
| the tendency for a hypertonic solution to pull water from hypotonic solution. |
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Term
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Definition
| Osmotic force exerted by particles in blood. Tends to pull water from interstitial space into capillary |
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Term
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Definition
| pressure exerted against wall of blood vessel that forces some water out of the plasma into the interstitial space in a process called filtration. |
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Definition
| (potential of Hydrogen) measure of acidity or alkalinity. |
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Definition
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Definition
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Term
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Definition
| total loss of water from blood plasma across the capillary membrane. |
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