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Human Physiology Lab 05 To 07 Review
Test Description: Practice for unit 02 quiz
Instructions: Answer all questions to get your test result.
1) Insulin is secreted by the ___ cells of the __________
A
Alpha, Liver
B
Beta, Pancreas
C
Alpha, Pancreas
D
Beta, Liver
2) Insulin causes a __________ in blood glucose by triggering cells to __________________
A
increase, release less of it
B
decrease, release more of it
C
increase, uptake less of it
D
decrease, uptake more of it
3) In addition to affecting glucose levels in the blood, insulin also activates _______________ pathways in liver and adipose tissue
A
anabolic
B
efferent
C
afferent
D
catabolic
4) type II diabetes is characterized by
A
glucagon insensitivity
B
insufficient glucagon secretion
C
insensitivity to insulin
D
insufficient insulin secretion
5) administering insulin can cause severe ________________, creating 'insulin shock'
A
reactive hypotension
B
metabolic nystagmus
C
hyperglycemia
D
hypoglycemia
6) ____________ diabetics would be more susceptible to insulin shock
A
type I
B
Obese
C
type II
D
Ketoacidotic
7) the forms of an enzyme someone has is their _________, while their genetic makeup that determines that is their ______
A
phenotype, genotype
B
genotype, phenotype
C
inheritance, syndrome
D
syndrome, inheritance
8) Enzymes are made of __________, and thus each one has a specific __________ that codes for it
A
amino acids, codon
B
cofactors, nucleation sequence
C
protein, gene
D
cholesterol, metabolic pathway
9) Seeing as how Tyrosine is a metabolite of Phenylalanine, an individual with PKU that had a diet deficient in Tyrosine might, as a result, develop
A
Alkaptonuria
B
Lyme Disease
C
Type II diabetes
D
Albinsm
10) if substrate A is metabolized to substrate B by Enzyme 1, and substrate B is metabolized to substrate C by Enzyme 2, and substrate C is metabolized to substance D by Enzyme 3, a decrease in substance D without accumulation of substrate B suggests
A
Enzyme 1 lacks end product inhibition
B
either Enzyme 2 or Enzyme 3 is defective
C
only Enzyme 1 is defective
D
only Enzyme 2 is defective
11) cutaneous receptors are distributed in a punctate manner, meaning they are
A
found only on surfaces lacking hair follicles
B
uniformly distributed over the surface of the cuteanea
C
only found on surfaces covered with skin
D
more concentrated in some areas than in others
12) _____________are at the papillary juncture and sense texture, while __________ are deep in the dermis and sense pressure
A
Pacinian corpuscles, Ruffini corpuscles
B
Messiner's corpuscles, Pacinian corpuscles
C
Pacinian corpuscles, Messiner's corpuscles
D
Ruffini corpuscles, Messiner's corpuscles
13) the shorter the distance in a two-point threshold touch test, the...
A
greater the student will do on the quiz
B
greater the density of the receptors
C
greater the sensitivity of the individual receptors
D
greater the area covered by each receptor
14) __________ receptors send impulses at a steady rate as long as the stimulus is present; ____________ receptors only send impulses if the stimulus changes.
A
Viceral, Somatic
B
Phasic, Tonic
C
Tonic, Phasic
D
Neural, Sensory
15) in one type of referred pain, injury to _____________ is perceived as being located _________
A
the left side of the body, the right side of the body
B
visceral organ, near body surface
C
the body, outside the body
D
body surface, deep within the body
16) in one type of referred pain, damage to a nerve can cause the perception of pain in an area of the body _______ the damage- even if it is not there.
A
adjacent to
B
distal to
C
proximal to
D
not associated with
17) the 'sensory homunculus' diagram is meant to show how tactile receptors from parts of the body are mapped onto the _________ cortex of the brain in the _________
A
somatosensory, post-central gyrus
B
somatosensory, cerebellum
C
primary motor, pre-central gyrus
D
memory integration, hippocampus
18) to maintain blood sugar homeostasis, the body relies on a hormone, __________ that is _________ to insulin
A
glucagon, antagonistic
B
glucagon, complementary
C
gluconeogenesis, facilitative
D
gluonase, very very small
19) 'inborn errors of metabolism' are caused by
A
errors in the genetic code of the afflicted individual
B
dietary habits of the mother during pregnancy
C
incomplete protein folding
D
exposure to certain chemicals during foetal development
20) two classic symptoms of diabetes mellitus are 'fruity' breath odor, caused by __________, and _________, or sugar in the urine
A
fructophylin, glyconuria
B
hyperkalemia, sweet pea
C
hemiparesis, saccaroluria
D
ketoacidosis, glucosuria
*select an answer for all questions
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