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Hondros BIO 253 Bundled Exams with complete solution
Hondros BIO 253 Bundled Exams with complete solution
[Show more]Hondros BIO 253 Bundled Exams with complete solution
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Layers of the skin - epidermis, dermis, hypodermis 
Stratum Corneum - Protective durable overcoat, waterproof, tough, relatively insensitive to 
biological, chemical and physical assault. 
Stratum Lucidum - visible only in thick skin, few layers thick, dead clear cells 
Stratum Granulosum - 3-5 laye...
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Add to cartLayers of the skin - epidermis, dermis, hypodermis 
Stratum Corneum - Protective durable overcoat, waterproof, tough, relatively insensitive to 
biological, chemical and physical assault. 
Stratum Lucidum - visible only in thick skin, few layers thick, dead clear cells 
Stratum Granulosum - 3-5 laye...
Job of Auditory (Eustachian) tube - maintains equal pressure on both sides of tympanic membrane 
connects middle ear to throat 
Are cranial/spinal nerves PNS or CNS? - PNS 
Tunic layers of Eye - Fibrous outer layer-sclera and cornea 
Vascula middle layer-pigmented, cont. blood vessels 
Nervous inner...
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Add to cartJob of Auditory (Eustachian) tube - maintains equal pressure on both sides of tympanic membrane 
connects middle ear to throat 
Are cranial/spinal nerves PNS or CNS? - PNS 
Tunic layers of Eye - Fibrous outer layer-sclera and cornea 
Vascula middle layer-pigmented, cont. blood vessels 
Nervous inner...
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Organelles are - 
Organs of the Urinary system - kidneys, ureters, urinary bladder, urethra 
draw and label a kidney with the following terms: Cortex, Medulla, Pelvis, renal artery, renal vein, ureter, 
nephron - 
functional unit of the kidney - nephron 
1 million per kidney! 
What parts make up t...
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Add to cartOrganelles are - 
Organs of the Urinary system - kidneys, ureters, urinary bladder, urethra 
draw and label a kidney with the following terms: Cortex, Medulla, Pelvis, renal artery, renal vein, ureter, 
nephron - 
functional unit of the kidney - nephron 
1 million per kidney! 
What parts make up t...
3x sold
anatomy - study of the structure/morphology of the body and parts 
Physiology - the study of the functions of the human body and parts 
negative feedback - Most common type of homeostatic mechanism. Effectors return conditions 
toward normal range, and the deviation point lessens. Ex. BP, temperatur...
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Add to cartanatomy - study of the structure/morphology of the body and parts 
Physiology - the study of the functions of the human body and parts 
negative feedback - Most common type of homeostatic mechanism. Effectors return conditions 
toward normal range, and the deviation point lessens. Ex. BP, temperatur...
2 main types of microorganisms - Prokaryotes ans Eukaryotes 
Prokaryotes are - Bacteria 
No nucleus 
Eukaryotes are - Protozoans and Helminths 
(fungi & worms) 
Have nucleus 
Viruses ( obligate intracellular parasite) - Viruses can only reproduce inside host cells, and they 
damage the cell when the...
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Add to cart2 main types of microorganisms - Prokaryotes ans Eukaryotes 
Prokaryotes are - Bacteria 
No nucleus 
Eukaryotes are - Protozoans and Helminths 
(fungi & worms) 
Have nucleus 
Viruses ( obligate intracellular parasite) - Viruses can only reproduce inside host cells, and they 
damage the cell when the...
CNS (central nervous system) - brain and spinal cord 
PNS (peripheral nervous system) - 12 cranial nerves 31 spinal nerves 
CNS is - Structural and functional 
PNS is - Outer region of nervous system 
afferent neurons - sensory to CNS 
efferent neurons - Motor away from CNS 
effector examples - Skel...
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Add to cartCNS (central nervous system) - brain and spinal cord 
PNS (peripheral nervous system) - 12 cranial nerves 31 spinal nerves 
CNS is - Structural and functional 
PNS is - Outer region of nervous system 
afferent neurons - sensory to CNS 
efferent neurons - Motor away from CNS 
effector examples - Skel...
Homeostatis - Maintain a constant internal enviroment 
Examples of Homeostatis - Temperature Regulation 
Regulation of blood carbon dioxide level 
Regulation of blood glucose level 
Basic Components of control mechanisms - Sensor Mechanism 
Intergrating, or control, center 
Effector mechanism 
Feedb...
Preview 1 out of 2 pages
Add to cartHomeostatis - Maintain a constant internal enviroment 
Examples of Homeostatis - Temperature Regulation 
Regulation of blood carbon dioxide level 
Regulation of blood glucose level 
Basic Components of control mechanisms - Sensor Mechanism 
Intergrating, or control, center 
Effector mechanism 
Feedb...
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