BIO 253 EXAMINATION QUESTIONS AND VERIFIED
ANSWERS
Dendrite - What conducts impulses toward the cell body?
Axon - What conducts impulses away from the cell body?
Dorsal root - where do sensory fibers enter the spinal cord?
ventral root - where do the motor fibers enter the spinal cord?
the base of the cerebrum - where is the circle of willis located?
peptidoglycan - what is the cell wall of bacteria made of?
protozoan, fungi, worms - what is an example of a Eukaryote
bacteria - what is an example of a prokaryote
virus - what are the smallest micro organisms that are acellular?
Trachea - where can you find psudostratified epithelial cells?
Skin - where can you find stratified squamos epithelial cells?
exposure to sunlight - what is the first step in Vitamin D production
melanin - what does exposure of sunlight increase production of?
staratum basale - what is the inner most layer of the epidermis
Stratum basale - which layer of the epidermis do cells actively undergo mitosis
stratum corneum - what is the outermost layer of epidermis
stratum corneum - which layer of the epidermis contains dead keratinized cells?
referred pain - what is pain that you feel in one part of the body but it is coming from
somewhere else?
Heart burn - what is an example of Referred pain?
Cochlea - where is the receptor for hearing located?
Rods - what receptors are used most for night time vision?
cones - what receptors are used most for day time vision?
ANSWERS
Dendrite - What conducts impulses toward the cell body?
Axon - What conducts impulses away from the cell body?
Dorsal root - where do sensory fibers enter the spinal cord?
ventral root - where do the motor fibers enter the spinal cord?
the base of the cerebrum - where is the circle of willis located?
peptidoglycan - what is the cell wall of bacteria made of?
protozoan, fungi, worms - what is an example of a Eukaryote
bacteria - what is an example of a prokaryote
virus - what are the smallest micro organisms that are acellular?
Trachea - where can you find psudostratified epithelial cells?
Skin - where can you find stratified squamos epithelial cells?
exposure to sunlight - what is the first step in Vitamin D production
melanin - what does exposure of sunlight increase production of?
staratum basale - what is the inner most layer of the epidermis
Stratum basale - which layer of the epidermis do cells actively undergo mitosis
stratum corneum - what is the outermost layer of epidermis
stratum corneum - which layer of the epidermis contains dead keratinized cells?
referred pain - what is pain that you feel in one part of the body but it is coming from
somewhere else?
Heart burn - what is an example of Referred pain?
Cochlea - where is the receptor for hearing located?
Rods - what receptors are used most for night time vision?
cones - what receptors are used most for day time vision?
