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45 terms

Biology FINAL SG

biology
STUDY
PLAY
________ is the chemical and mechanical breakdown of food into small molecules, whole ________ is the uptake of these small molecules by the bodies cells
Digestion, Absorption
________ are targets of T Cells.
Virus infected body cells
In human lungs, gas exchange occurs at the _________
Alveolar Sacs
Monosaccharides and amino acids are both absorbed ________
at blood vessels
The largest number of bacteria thrive in the ________
Large intestine
the cerebrum is the part of the ________
Forebrain
Skeletal muscles are controlled by _______
Somatic nerves
You would find the axons of interneurons ___________
in the brain and the spinal cord
When nutrients are supplied to a cell, they are directly transported to the cell from ___________
interstitial fluid
This statement is true about the lymph vascular system__________
(A and B) Transports lipids absorbed from small INT. to blood stream, recovers interstitial fluid at the venous end of capillaries and transports it back the blood stream
At the arterial end of the capillary bed, a small amount of protein-free plasma is pushed through clefts in the capillary wall. This process is called ________
ultrafiltration
Made by the pancreas; acts on fat
Lipase
made by the pancreas; acts on protein fragments
Trypsin
made by the liver; helps emulsify fats
Bile
the aorta leaves the ________
Left ventricle
Chyme is formed in the _________
Stomach
In a neuron, ______ receives incoming information and convey them to the cell body.
Dendrites
In the lungs, gas exchange occurs between blood in the capillaries surrounding the alveoli and the air within the alveoli. the gases exchange by _________ along a gradient.
Diffusion
This statement is not true about VEINS
They have an outer layer of elastic tissue
Plasma makes up about ______ of the total blood volume.
%55
________ Carry impulses from muscles and other organs to the CNS
Sensory Neurons
This enzyme is not secreted by the small intestine _________
Chymotrypsin
The optimal blood pressure in 120/80. the 120 indicates _______ and the 80 indicates ________
pressure during systole, pressure during diastole
Which type of white blood cells makes antibodies?
B Cells
This is true of the somatic system _________
it controls skeletal muscles
In most capillaries, the adjoining cells have narrow clefts between them that allow the ions and other small, water-soluble substances, as well as white blood cells to enter and leave. in capillaries in the ________ high junctions cells and clefts are nonexistent.
Brain
Starch Digestion begins in the _________
Mouth
Most carbon dioxide in blood is transported _________
as bicarbonate
True or False "All arteries carry oxygen-rich blood, while all veins carry oxygen-poor blood"
False
During inhalation, when the diaphragm contracts and the ribs spread apart, air pressure inside the lungs ________
decreases
_________ is defined as a decrease in the response to an ongoing stimulus
sensory adaptation
Red-Green color blindness is far more common than yellow-blue color blindness because the coding genes for the first disorder are present on the _________
X Chromosome
__________ develops with age, Beginning around mid-40s, the lens of the eye loses much of its elasticity and reading without glasses becomes difficult
Presbyopia
________ are the primary target for HIV infection.
T Cells
________ can detect very dim light. their signals are the start of coarse perception of motions
Rod Cells
Bile has roles in _______ digestion and absorption
Fat
________ secretes bicarbonate that buffers against HC1 secretion from stomach lining.
Pancreas
Which of the following activities would be associated with the parasympathetic division of the nervous system?
resting and digesting
in ________ the cells converts one type of signal (the stimulus) to an electrical signal.
Sensory transduction
The small intestine has 3 regions, The first is called the _______
Duodenum
In a neuron the ________ carries information away from the cell body
Axon
The thalamus is part of the ________
Forebrain
Some bacteria are able to survive the extremely acidic pH of the stomach (T or F )
True
______ is/are detected by chemoreceptors
(A and C) Taste and Smell
This part of the body does not belong to the digestive system ______
The heart